FAB PISTON CUP 5 OD X 3/4 X 3/16

APG stocks the K503-1000, a Buna-N (Nitrile) U-Cup Seal with a 3/4 in inside diameter, a 5 in outside diameter, and a height of 3/16 in. An u-cup seal uses a U-shaped profile that system pressure forces outward, tightening the seal as pressure rises. This item is further identified as With 1ID Hole IN Center"".

The material holds up against greases and lubricants, propane and butane, and water. Buna-N (Nitrile) is valued for reliable performance in both static and dynamic service, low compression set under sustained load. It is not the right choice where ozone and direct sunlight or automotive brake fluid are present.

Common environments for this compound include fluid power, hydraulic and pneumatic systems, and construction equipment.

Order part number K503-1000, sold individually. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.