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 5960-01-201-6316
NSN 5910-01-436-0157
NSN 7035-01-067-8991
NSN 6135-00-351-8606
NSN 6220-00-643-4045
NSN 5910-01-485-0093
NSN 5945-01-562-4353
NSN 6135-01-456-7541
NSN 5998-00-143-0485
NSN 5920-00-925-1839
NSN 6145-00-936-0083
NSN 5905-01-393-3163