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 compressors other than refrigerating and air conditioning compressors
NSN 5925-01-334-0139
NSN 6610-01-245-8015
NSN 6650-01-293-8719
NSN 5915-00-261-9970
NSN 5965-01-512-0654
NSN 7035-00-915-5798
NSN 6150-01-490-3199
NSN 5985-01-308-9312
NSN 5935-01-422-8545
NSN 4140-01-283-2287
NSN 5920-01-513-2761
NSN 5930-01-642-0806