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 6620-00-905-6590
NSN 5950-01-130-8272
NSN 4140-00-277-6285
NSN 5895-00-985-9044
NSN 5990-00-764-7487
NSN 5920-00-850-7295
NSN 6130-01-398-0440
NSN 6130-00-662-8557
NSN 6110-00-864-7507
NSN 5996-01-508-0598
NSN 6685-01-462-5090
NSN 5999-00-596-1930