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 5915-00-467-1585
NSN 5945-01-126-4173
NSN 5915-01-261-7839
NSN 5998-00-937-2603
NSN 5905-01-064-4030
NSN 6145-01-541-4777
NSN 5950-00-172-0325
NSN 5999-00-988-6652
NSN 5950-01-080-1004
NSN 5945-01-054-4744
NSN 5910-01-027-4297
NSN 5915-00-518-1644