Products

Type 28AT: The original gas seal, with a design pedigree stretching back over 30 years and evolving gradually, installed and...

Do you want to retrofit to the latest gas seal technology? Aura® 120NS eliminates oil lubrication and the resulting need to address methane that has become…

Type 28XP: Possibly the most popular seal in the range today, the Type 28XP builds on the 28AT design and...

Type 28EXP: The product for the most challenging and hostile environments with proven and independently audited performance to 425 bar(g)....

Type 28ST combines proven rotating groove technology and high-temperature secondary seals to reduce steam leakage by nearly two orders of...

Utilizing proven spiral groove technology, the Type 28VL harnesses the rotational energy of the pump shaft to vaporize the process fluid at a controlled rate…

The Type 83 is a dual-segmented carbon bushing assembly designed to prevent the migration of bearing oil to the dry...

The Type 93FR is a non-contacting carbon bushing designed to protect dry gas seals from bearing oil ingress. Segments are...

The Type 93LR is a non-contacting segmented bushing seal with a balanced lift-off carbon design that minimizes the gas consumption in both pressure and flow…

With its proven track record of exceptional performance, the Type 1 elastomer bellows seal is widely recognized as the industry's...

The Type 2 mechanical seal is available in single, double and balanced arrangements. An outside-mounted spring results in a compact working height...

Our general-purpose mechanical seal has become the industry standard for OEM designers. Automatic adjustment compensates for abnormal shaft-end play, run out,...

Designed for demanding applications, the Type 2100 mechanical seal is a compact, unitized, single-spring elastomer bellows mechanical seal that offers maximum durability...

The Type 2106 mechanical seal is a compact, unitized, single-spring elastomer bellows seal that not only offers durability and performance but...

Suitable for DIN and ANSI pumps using aqueous solutions, engineered to simplify installation, reduce maintenance and save on overall costs.

The Type 502 mechanical seal is one of the best-performing elastomeric bellows seals available for general service, excellent in a wide...

The Type 5611 mechanical seal is the first truly universal cartridge seal — and its modular family concept will change your approach to sealing. Because…

This compact, unitized, single-spring, elastomer bellow mechanical seal is designed for use in small centrifugal water pumps, deep- and...

Type 8648VRS is a standardized non-pusher elastomer mechanical seal using patented technology, designed specifically for difficult hydrocarbon oil pipeline applications. It is designed specifically with…

Type 8628VSC is a standardized non-pusher elastomer, dry running non-contacting secondary containment seal designed specifically for refined oil hydrocarbon services, with a focus on meeting…

The SCB Secondary Containment Bushing is a standardized, dual-bushing arrangement intended for . . . 

The John Crane Type 8648SC is a standardized non-pusher elastomer, dry running, secondary containment seal designed specifically for non-crude oil hydrocarbon services, with a focus…

Available in low- and high-temperature designs, the ECS® is a dry-running seal for emission containment and safety/backup that successfully controls...

Reliably sealing high and low temperature process fluids up to 425°C (800°F), the Type 2874HTC incorporates unique HTC (high-temperature, corrosion-resistant) metal bellows technology with non-contacting…

As the worldwide leader in spiral groove technology, John Crane is the first to utilize non-contacting seals...

The Type 1604 high-temperature, high-performance Type C, Arrangement 1, API 682 qualified cartridge seal is designed for high-temperature applications such...

The Type 1604HTC is an API 682 qualified single stationary bellows cartridge seal Type C, Arrangement 1. The Type...

The Type 1670 is a factory pre-set edge-welded metal bellows API 682 qualified cartridge seal with Alloy C-276 (UNS N10276)...

The Type 2609HTC and Type 3609HTC are dependable API 682 cartridge seals that utilize two impressive design innovations by...

Type 2609HTL is a dual unpressurized rotating bellows cartridge seal API 682 Type C, Arrangement 2. Type 3609HTL is a...

The Type 2715T is available as a single or dual high-temperature cartridge seal for Dean Bros. pump models R434, R454...

The Type 3604/3604HTC/3604HTCDP is a highly reliable dual face-to-face stationary cartridge seal for high-temperature refinery services that is fully API...

The 4615 is a metal bellows seal that replaces the EZ-1® General-purpose Single Cartridge Seal. It is a member of the 4600 family of cartridge…

Asymmetric formed metal bellows designed for general purpose use. General sealing duties include biotechnology, chemical processing, food processing, mining, oil,...

The 5600 Series is the first truly universal cartridge seal — and the modular family concept of John Crane's Universal Cartridge will change your approach…

The 5600 Series is the first truly universal cartridge seal — and the modular family concept of John Crane's Universal Cartridge will change your approach…

High-performance, low-emission, non-pusher seals, the Universal Cartridge 5600-1 Series is a modular cartridge seal family that includes interchangeable metal bellows...

The Type 604 is a high-temperature, general-purpose, stationary edge-welded metal bellows assembly for applications to 425C/800F. Available in either AM350...

The Type 604HTC high-temperature, corrosion-resistant welded metal bellows seal is a unique advanced technology for reliably sealing fluids in harsh...

The Type 606 is a high-temperature (to 425°C/800°F) rotating seal with the same high-strength design features as the Type 609....

The Type 609 is a high-temperature (to 425°C/800°F) rotating seal head assembly that incorporates all of the rugged features of...

The Type 609HTC is a high-temperature bellows assembly intended for those demanding applications where a dependable, high-strength, rotating seal is...

The Type 670 is an all-Alloy C-276 rotating bellows seal, providing high strength and excellent corrosion resistance. It is...

The Type 675 is a rotating titanium welded metal bellows assembly. The titanium bellows is ideal for chlorine, chlorine dioxide...

The Type 676, with a rotating AM350 stainless steel bellows, is well suited for mild corrosive and....

The Type 680 is the ideal seal for general-purpose applications. Its rotating Alloy-20 bellows provide corrosion resistance in a broad...

The Type GL1B is a double-ply formed bellows seal to meet the dimensional requirements of DIN 24960 L 1K. The...

The rotating mating ring features micromachined spiral grooves that compress an inert barrier gas and create a lifting force on...

The John Crane Type 2800EH is a non-contacting dual seal for non-turbo small-bore rotating equipment applications, meeting the requirements of...

Unique spiral groove technology patented John Crane spiral grooves are machined into the mating ring faces. A pressurized suitable inert...

The patented technology and tolerant design make these seals ideally suited for applications requiring specially engineered seals with performance even...

The John Crane Type 2800XP is a non-contacting dual seal for non-turbo, large-bore rotating equipment applications, and complements the John...

Type 2800XS is the designation used for specially engineered seals designed for operation outside the normal parameters of Types 2800XA and 2800XP...

The Type 2874 is an internally pressurized, gas-lubricated, non-contacting dual cartridge seal designed for use in API, ANSI and DIN...

The 28SC is a gas-lubricated, non-contacting secondary containment seal, which is applied as a component of a multiple seal...

The Type 2648 is a high-performance, low-emission cartridge seal designed to provide additional safety for hazardous applications and applications where...

The Type 34 is a short, DIN-balanced seal for general duty in the processing, refinery and petrochemical industries. Alternative seat...

The Type 3648 is a high-performance, low-emission cartridge seal designed for maximum containment of hazardous fluids and light hydrocarbons. Its...

The Type 4620P dual cartridge seal, available off the shelf the world over, brings a new...

The Type 48VBF is a single seal that can operate without a cooling water system(external heat exchanger, API Plan 23) in critical high temperature pumps…

Type 48 seals evolved from the successful, proven John Crane Type 8B1 design, the preferred choice for safe, reliable, unpressurized...

Type 48 seals evolved from the successful, proven John Crane Type 8B1 design, the preferred choice for safe, reliable, unpressurized...

Type 48 seals evolved from the successful, proven John Crane Type 8B1 design, the preferred choice for safe, reliable, unpressurized...

Dry-running, contacting seals employ a technology based on careful material selection and precise control of contact forces. They are...

Patented John Crane Laserface® interface groove technology. The Type 48XPVL is a new and innovative technology which has been...

The first truly universal cartridge seal, the Type 5610 will change your approach to sealing. Since the 5600 Series components...

The specially engineered, fully interchangeable wet/dry-running seal head extends the functionality of the 5600 product line for standard ANSI...

The specially engineered, fully interchangeable ear drive O-ring seal head extends the functionality of the 5600 series product line for standard ANSI and large bore…

The first truly universal cartridge seal, the Type 5620/5620P will change your approach to sealing. Since the 5600 Series components...

The Type 586 is a single, stationary cartridge-mounted seal assembly designed to contain the thick, corrosive and erosive slurries typically...

A DIN seal for general- and high-pressure duties in the processing, refinery and petrochemical industries. Alternative...

A DIN seal for general low- to medium-pressure duties in the processing, refinery and petrochemical industries. Alternative...

The type 8600 seal is available in single, dual pressurized and dual non pressurized arrangements for the most extreme pressures and speeds, from our high…

Designed to reduce installation time and errors, the compactness of the FFET cartridge seal ensures that it will fit all ANSI...

Safeseal JCS1 is a rugged, pump-integrated single seal designed for clean and lubricating fluids such as water, oils, solvents and...

Type JCS2 seals are designed to be used in pumps for environmentally hazardous and abrasive liquids when operating limits for...

A short DIN seal for general duties in the processing, refinery and petrochemical industries. Alternative seat designs and material options...

Patented single-spring drive to minimize clogging. RRAL/R is an API 682 qualified cartridge design....

Designed for high-pressure and high-speed applications, the RREP is suited to a whole host of refinery and process industry duties,...

The SAF is a double-acting seal particularly engineered to suit pumps, screens, knotters, sorters and pulpers in heavy process industries...

The Safeseal Type SB1 is a single-cartridge seal for use with clean fluids and lubricants. It is versatile and...

The Safeseal Type SB1A is a single-cartridge seal for use with clean fluids and lubricants. It is versatile, easy...

The Safeseal Type SB2A is a dual-cartridge seal. Its double-balanced design ensures the reliability and longevity of the seal...

The Safeseal Type SBW is a single-cartridge seal used with unpressurized quench. The Type SBW seal can be used...

The Safeseal Type SE1 is a customer-fitted (OEM standard) single, balanced component or cartridge seal designed for clean and lubricating...

The Safeseal Type SE2 is a customer-fitted (OEM standard) dual, balanced cartridge seal designed for the severe applications found in...

Type SEW is a seal operating on a non-pressurized water quench principle. It is designed for the most demanding applications in...

A short DIN seal for general duties in the processing, refinery and petrochmical industries. Alternative seat designs and material options...

A complete externally mounted PTFE seal with exchangeable face insert for use in extremely corrosive applications such as high concentrations...

A complete externally mounted PTFE seal with bellow integrated PTFE face for use in extremely corrosive applications such as high...

Types 20 and 20R shaft seals feature chemically inert materials in all areas and on all surfaces in contact with...

A wedge seal for use on corrosive applications, typically for chemical or hydrocarbon processing....

A balanced wedge seal for use on corrosive applications, typically for chemical or hydrocarbon processing....

A DIN seal for general and high-pressure duties in the chemical, refinery, petrochemical and pharmaceutical industries. Alternative seat designs and...

A DIN seal for general low- to medium-pressure duties in the chemical, refinery, petrochemical and pharmaceutical industries. Alternative seat...

Our Type 5840 single-cartridge seal encompasses many of the advantages associated with heavy-duty seal design, encased in a cost-effective...

Available as a single or double seal, the Type 5860 is designed to operate in the harshest abrasive slurry environments....

The Type 5870 is a single, balanced, O-ring pusher cartridge seal. It is designed to operate unsupported in all...

The Type 3740 mechanical seal is a family of split seals using the latest modular split seal technology from John Crane that...

The Type 3740D dry-running split seal is a mechanical seal designed for the large shaft run-out and harsh operating conditions commonly associated with top-entry vessel…

The Type 3740XL wet-running split seal is the extra large version of John Crane's successful Type 3740 split seal...

The Type 75FS dry- or wet-running fully split mechanical seal is designed specifically to eliminate process contamination and significantly reduce...

The Type 37FS fully split mechanical seal helps significantly reduce maintenance on larger, difficult-to-seal equipment. It is recommended for use on...

The Type 37FSB fully split mechanical seal helps significantly reduce maintenance on larger, difficult-to-seal equipment. It is recommended for use on...

Our inflatable backup seal is primarily used to hold process fluids, without leakage, while repairs are made to the primary...

The cost-efficient Type 32 vessel seal is an outside-mounted balanced single-component seal with self-lubricating seal faces. Neither external cooling...

Type 32 D vessel seals are outside-mounted, balanced single seals with self-lubricating seal faces. Neither external cooling, lubrication equipment nor...

Please see Type 32 product description for technical information of the Type 32 seal family. In contrast to Type 32,...

Type 5280 vessel seals apply Qualified Hygienic Design (QHD) and GMP standards and guidelines to enable the cleaning and sterilization of the product...

Type 5281 is part of the 5280 hygienic vessel seal family. Please find general technical and hygienic design features of...

Type 5282 is part of the 5280 hygienic vessel seal family. Please find general technical and hygienic design features of...

The heavy-duty Type 7700 is design-specific to serve critically important vessels in batch or continuous processes.

Type 7828 is part of the 7800 Vessel Seal Family. The 7800 family consists of heavy-duty, dual-pressurized, back-to-back, pusher...

Type 7848 is part of the 7800 Vessel Seal family. The 7800 family consists of heavy-duty, dual-pressurized, back-to-back, pusher...

The Type CK 725 is a dual-pressurized, cartridge seal for top-entry mixing and agitating equipment.

The Type CK 726(W/D) is a dual-pressurized, cartridge seal for top-entry mixing and agitating equipment.

Type CK 728 is a versatile, high-performance cartridge seal solution for steel vessels applicable in various industries, including high-purity pharmaceutical...

The Type CK 736 is a dual-pressurized, cartridge seal for glass-lined mixing and agitating equipment with a top-entry agitator shaft.

Type CK 738 is a versatile, high-performance cartridge seal solution for glass-lined vessels applicable in various industries, including high-purity pharmaceutical...

Dependent on the process and operating conditions, gas conditioning unit (GCU) modules can be added to the standard John Crane gas seal system to provide…

Expertise in the design, production and installation of gas seals is complemented by the ability to provide a comprehensive range...

The John Crane GCU Seal Gas Booster delivers differential pressure and gas flow across the seal faces to ensure the gas seals remain in optimum…

The GS 54 global standardized system is an optimized, pre-engineered design based on John Crane’s fluid control expertise and engineering excellence.

The GS 74 global standardized system is an optimized, pre-engineered design based on John Crane’s fluid control expertise and engineering excellence.

The GS 74 - Steam global standardized system is an optimized, pre-engineered design based on John Crane’s fluid control expertise and engineering excellence.

These reservoir-based seal support systems are designed for both API Plan 52 and 53A applications to support unpressurized and pressurized...

53B accumulator-based seal support systems utilize a bladder to maintain system pressure to pressurized dual seals and absorb barrier fluid...

Water-cooled heat exchangers may be applied where water is readily available. Heat exchangers may be packaged together with seal support...

Water-cooled heat exchangers may be applied where water is readily available. Heat exchangers may be packaged together with seal support...

Custom-engineered systems are available where compliance with specific customer requirements must be met. John Crane's extensive experience in project specification...

Stainless steel pressure vessels (with or without internal cooling coil) designed for general industry applications. These reservoirs provide buffer/barrier fluid...

Used to provide a clean, regulated gas supply to a dual unpressurized seal arrangement where the containment seal is dry...

A PG 74 (API Plan 74) system provides a clean, dry, regulated supply of pressurized barrier gas...

Used to detect and monitor leakage of the inboard seal, these seal support systems can detect liquid leakage (API Plans...

Safeunit is a complete monitoring and control solution for seals and seal water systems. Installing the Safeunit seal water system...

Smartflow intelligent seal water control system uses seal water only when the mechanical seal truly requires cooling. The purpose of...

The Smartflow IG intelligent seal water control system automatically controls seal water flow. It is designed to be used with...

Safeunit Ultima is specially designed to control seal water flow and pressure in extreme conditions. This makes it ideal for...

Used to detect and monitor leakage of the inboard seal, these seal support systems can detect liquid leakage (API Plans...

Portable units enable refilling of a seal reservoir or buffer/barrier fluid circuit while...

Cyclone separators are a device for removing particles from a seal flush line to protect the seal from the abrasive wear or clogging...

Stainless steel pressure vessels (with or without internal cooling coil) designed for general industry applications. These reservoirs provide buffer/barrier fluid...

Stainless steel pressure vessels (with or without internal cooling coil) designed for general industry applications. These reservoirs provide buffer/barrier fluid...

Used to detect and monitor leakage of the inboard seal, these seal support systems can detect liquid leakage (API Plans...

53C accumulator-based seal support systems utilize a piston to maintain system pressure to pressurized dual seals and absorb barrier fluid...

PL 54/55 lubrication systems provide a positive flow and pressure of pressurized or unpressurized barrier/buffer fluid to dual seals. This...

Water-cooled heat exchangers may be applied where water is readily available. Heat exchangers may be packaged together with seal support...

Air-cooled heat exchangers may be applied when cooling water is not available or required heat removal can be achieved with an...

Non-API gas control panel to filter, regulate and monitor gas supply to gas-lubricated pump seals....

An alternative to a mobile refilling unit, an automatic make-up unit adds buffer or barrier fluid to multiple systems as...

Plant seal water filtration system, maintaining clean water supply to improve the reliability mechanical seals and gland packing and also...

John Crane Diamond® ultrananocrystalline diamond (John Crane Diamond®) treated silicon carbide offers performance benefits for a wide range of applications in nearly every industry.

John Crane’s unique, engineered, non-contacting USP seal face technology borrows from gas seal designs to deliver a breakthrough in liquid sealing technology.

TSE coupling range is particularly suited for close-coupled applications traditionally fitted with gear type couplings. Torque is transmitted through...

TSR/TLR coupling range is particularly suited for close-coupled applications traditionally fitted with gear type couplings. Torque is transmitted through...

John Crane’s Metastream® TDC/TSC/TLC Series are metallic membrane (disc) couplings that incorporate industry...

John Crane’s Metastream® TSKL/TLKL Series of close-coupled membrane (disc) couplings are specifically designed...

John Crane’s Metastream TDK/TSK/TLK Series are metallic membrane (disc) couplings, incorporating industry...

John Crane’s Powerstream® A Series coupling provides a solution to one of the most persistent and troublesome problems facing maintenance personnel...

John Crane’s Metastream® C series range of rigid couplings incorporate a segmented, piloted locating design.

With John Crane’s Metastream® MOD Series coupling range, the torque is transmitted through a pre-assembled pack with a built-in anti-fly feature...

John Crane’s Metastream® ZMH Series is specifically designed for the humid and corrosive atmosphere of a cooling tower, with its lightweight...

H-C couplings offer the lowest possible overhung moments and additional shrouding of the flexible elements and bolts. This arrangement...

H-F couplings can be readily adapted to match the integral shaft flanges used on many large gas and steam...

H-L low speed couplings feature a factory assembled transmission unit that is simple to remove for easy equipment maintenance access.

John Crane’s Metastream® H-M coplanar couplings provide optimal power to weight in API 671 applications with overload torque requirements...

H-R series couplings are designed for medium- to high-speed turbomachinery applications where low overhung moment and light weight with...

Standard pre-cut shims in various thicknesses. The shims are provided in sets pre-cut to size, and in standard thicknesses for...

The MD V8 creates a positive, bi-directional seal with or without shaft rotation, on horizontal or vertical applications.

The MP V7 creates a positive, bi-directional seal with or without shaft rotation, on horizontal or vertical applications.

The MP V6S creates a positive, bi-directional seal with or without shaft rotation, on horizontal or vertical applications.

John Crane Packings are designed, engineered and constructed for specific services and applications. This is your assurance that John Crane...

Crane-Foil® is a premium-grade flexible graphite gasket material used in a wide range of services, where conventional gaskets will not...

John Crane styles 1332 and 1335 are cost-effective general-service packings constructed of the highest-quality synthetic fibers and lubricants....

John Crane styles 1345 and 1349 are constructed of high-tensile strength, abrasion-resistant fibers. These packings service a wide...

John Crane styles 1627, 1655C and G57 are high-performance braided packing offerings which have the ability to perform in...

John Crane injectable packing consists of chopped, braided packing fibers combined with a controlled blend of greases and lubricants, resulting...

John Crane 2160 and 4160 Packing provide maximum reliability and uptime. John Crane injectable packing consists of chopped, braided packing fibers combined with a controlled…

John Crane styles 894 and 1340 are cost-effective graphite general-service packing constructed of the highest-quality synthetic fibers and...

John Crane styles C1056 and C1057 are specifically designed to service the food and beverage as well as chemical and pharmaceutical industries...

John Crane styles C1604 and 1993 are ideal for abrasive services where packing extrusion and sleeve or shaft...

John Crane C1065 (Chemlon Graphite Fiber) and C1070 combine the chemical-resistant and low-friction generation characteristics of continuous PTFE filament yarns...

The CPR bushing is designed to reduce or restrict process media from entering the stuffing box or seal chamber and...

John Crane CVU and CVH sets cover a wide range of fluids, including acids, caustics and solvents at high temperatures...

John Crane five-ring, test-proven emission packing sets (EPS-1 and EPS-2) combine John Crane G58I and Crane-Foil® packing to provide the...

John Crane styles K1730, K1761 and K1771 are constructed of high-tensile strength, abrasion-resistant fibers. Servicing a wide range of...

John Crane PTFE lantern rings are widely used in applications where outside lubrication is necessary in order to keep packing...

Used to control valve leakage in inaccessible areas. Use of John Crane material allows for decreased inventory, along with reduced...

Triple Lip Seal Designed to seal positive displacement pumps moving high viscosity fluids.

John Crane RPS44 is a packing designed for paper refiners. Made from expanded PTFE (with encapsulated graphite) and polyamide yarns,...

Soot blowers are used for removing soot build-up from boiler tubes typically associated with fossil fuel burning and power generation....

The Type LMPC is a cartridge seal designed for static or dynamic applications. This seal is mechanically loaded in the...

John Crane 5-Ring Valve Packing Sets are available in Standard and Utility arrangements. Standard Valve Packing: John Crane offers a...

Style 2160, Style 2161, Style 3160, Style 4160, Style 5160, Style 6160, Style 2732160 — Synthetic fiber w/NBR binder2161...

879P and 879DW, 882G and 884G, 882K and 884K, 882SB and 884SB879P — Fiberglass (plain) 879DW — Fiberglass (with drop warp)...

John Crane’s Indufil® LCF filter series helps to prevent water related problems by effectively removing water from liquid fuels.

Developed to fit a variety of seal gas filtration system brands, John Crane’s Indufil replacement filter elements meet the latest API standard for compressor dry gas seals and are…

John Crane's Seebach® melt filters are especially large area filters designed for the processing of plastic melts. They are used for high pressures and high…

John Crane’s Seebach® In-line filters are filter systems which are installeddirectly in the fluid line. Filter candles and filter cartridges are primarily used as filter…

Used in process gas filtration applications in refineries, petrochemical and chemical plants, the John Crane HFC liquid/gas coalescer protects critical process equipment by removing fine…

John Crane’s Seebach® high-capacity filters have been optimised through high surfaces and large inlet and outlet diameters for high flow rates (between 500-6000 l/min). We…

SafeJet is an automatic seal water filter. Its operation is based on “flow-through” filter technology, which utilizes reliable laminar filtering...

John Crane’s Seebach® fully automatic filter systems are self-cleaning (back-flushable) filters that have their own control technology and ensure a continuous operation of the filter…

John Crane’s Seebach® candle filters are cylindrical filter elements, which are produced flat or pleated (for the enlargement of the filter surface). Suitable connection techniques include…

John Crane’s Seebach® filter discs are flat filter elements where the filtrate flows through a filter medium at the top and bottom in a base…

John Crane’s Seebach® leaf discs are flat, with sealed edges, single or multilayer packages of filter media. These are used essentially as “screens” in a line…

John Crane’s Seebach® CIP (clean in place) elements are used in the pharmaceutical industry. They are fully welded cylindrical filter elements which are made of…

John Crane’s Seebach® filter cones are cone-shaped filter elements which are mainly used in the fields of oil and gas, in the pharmaceutical and food…

John Crane’s Seebach® filter baskets are cylindrical filter elements which are flushed from the inside to the outside. This technique is used to hold back high…