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 5905-01-444-5236
NSN 7035-01-242-6496
NSN 5895-01-418-1764
NSN 5855-00-237-4088
NSN 6110-01-160-3875
NSN 6135-01-542-0659
NSN 7035-01-033-3007
NSN 5999-01-270-3957
NSN 7035-01-287-9817
NSN 6610-00-194-0676
NSN 5975-00-909-5174
NSN 6220-01-495-1433