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 6130-00-914-4266
NSN 6220-00-281-9206
NSN 5915-01-474-4210
NSN 2925-00-033-3052
NSN 6145-00-177-2369
NSN 5855-00-896-4047
NSN 5965-00-603-9306
NSN 6620-00-483-1961
NSN 5915-00-722-0171
NSN 6610-01-437-2506
NSN 6135-01-252-0315
NSN 5910-01-326-3443