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Higher pressures, tougher seals   
Hydraulic cylinders users want higher pressures and longer life. Seal producers have stepped up to the challenge.

Upping the ante on seal performance   
Today’s hydraulic cylinders move larger loads, faster, and over longer distances. Here’s how it affects the seals.

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Cross-drill plugs    >>
Expansion Rv plugs seal cross-drilled construction holes. Installation is easy with pneumatically powered rivet gun that pulls a tapered mandrel through a sleeve to c...
 
Flared fitting seals    >>
Leak-free seals fit flared fittings of 30°, 37°, and 45°. They are rated for –65° to 1200° F and available in 304 and 316 stainless steel a...
 
High-strength wear rings    >>
Powerbands are made from a blend of premium nylon, glass fiber, and PTFE. Their cross-section tolerances of ±0.001 in. improve alignment and concentric operation...
 
O-rings, seals    >>
FlexiMold giant seals ensure tolerances and functional integrity of molded seals. They come in profiles larger than 500 mm or 20 in. and almost infinite cross-section...
 
Pin wipers    >>
DKIY pin wipers protect the pins that anchor hydraulic cylinders on articulating equipment. Made of polyurethane sealing elements encased in steel backings with met...
 
Rubber seal plugs    >>
Rubber seal plugs are designed for industrial tube use. Tapered end ensures snug fit in tight spaces. Non-staining rubber will not damage copper, aluminum, or other m...
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Hanna Cylinders   Libertyville IL, US
Lenz Inc   Dayton OH, US
Ultra Clean Technologies Corp   Bridgeton NJ, US
A+A Mfg Co Inc   New Berlin WI, US
Advanced Products Co   North Haven CT, US
AGI-American Gripers Inc   Trumbull CT, US
Allegheny York Co   York PA, US
Alliance Plastics   Erie PA, US
Allied Metrics Seals & Fasteners Inc   Sparta NJ, US
American High Performance Seals Inc   Oakdale PA, US

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Designer's Guide Specification Chart: Gaskets & Seals