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 6240-01-099-2472
NSN 5920-00-246-5992
NSN 6220-01-648-5201
NSN 6240-00-894-4604
NSN 2925-01-332-7178
NSN 6135-01-502-5787
NSN 6685-01-608-4694
NSN 5935-01-467-2126
NSN 7035-01-293-3431
NSN 5855-00-089-3974
NSN 6145-01-377-9935
NSN 6650-01-317-2101