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 5965-00-689-1545
NSN 5975-00-132-8288
NSN 6645-01-341-3436
NSN 5999-01-455-9402
NSN 6145-01-367-1404
NSN 7035-01-633-9537
NSN 5945-01-645-6044
NSN 6610-01-417-3011
NSN 5930-01-504-5863
NSN 2925-01-560-4123
NSN 6220-01-392-0502
NSN 6685-01-123-5112