- Trained on our vast library of engineering resources.

Precision Associates Incorporated Datasheets for Dynamic Seals

Dynamic seals include oil seals, hydraulic and pneumatic seals, exclusion seals, labyrinth seals, bearing isolators, and piston rings. They create a barrier between moving and stationary surfaces in applications such as rotating shafts and pistons rings.  This is a general search form; more detailed search forms are available.
Dynamic Seals: Learn more

Product Name Notes
PAI AN U-Cups are made to the dimensions of Military Drawing AN 6226. Precision Associates’ Homogeneous Rubber U-Cups are the seal of choice for Pneumatic and low-pressure Hydraulic applications. Because...
PAI Homogeneous Rubber V-Rings are made to the dimensions of Military Drawing AN 6225. Sizes exactly matching the drawing are noted with prefix number 6225 and suffix numbers of –1...
PAI Kurv-Bak™ hard rubber back-up rings can be made in a variety of materials to help prevent early seal failure at higher pressures. Back-up Rings are used for one of...
Precision Associate’s 8-Rings™ are used almost exclusively as piston seals in pneumatic applications requiring a low profile and long wear. Unlike O-Rings, 8-Rings will not roll or twist. 8-Seal’s unique...
Precision Associates AN Rod Wipers are made to the exact dimmensions specified on Military drawing MS 28776.
Precision Associates H-Wipers combine a wiper with a U-Cup seal.
Precision Associates’ Homogeneous Rubber U-Cups are the seal of choice for Pneumatic and low-pressure Hydraulic applications. Because U-Cups do not rely on initial compression to seal, they are excellent in...
Precision Associates' Linear Style Wipers are similar to AN Wipers, but with a slightly heavier base.