A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts, nesoi, of pumps for liquids
NSN 5915-01-497-6307
NSN 5996-00-120-1133
NSN 6320-00-433-2773
NSN 5975-01-435-6457
NSN 5855-01-528-7287
NSN 7035-01-443-3052
NSN 5965-00-199-4456
NSN 5895-01-187-9969
NSN 5910-00-578-1623
NSN 6130-01-407-5947
NSN 5910-00-220-3915
NSN 5998-01-354-0258