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 5999-01-126-3625
NSN 5996-00-675-4823
NSN 6220-01-290-4739
NSN 5920-01-027-0660
NSN 5920-01-174-2579
NSN 5985-01-494-6422
NSN 5996-00-292-5394
NSN 6240-01-268-0409
NSN 6145-00-526-3056
NSN 5945-01-115-0213
NSN 5996-01-129-9494
NSN 6650-01-089-7777