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 6650-00-477-4538
NSN 5990-01-280-0321
NSN 2925-00-167-6763
NSN 5935-01-605-2686
NSN 5855-01-452-1406
NSN 5950-01-634-0677
NSN 5975-01-558-1008
NSN 5950-01-435-4405
NSN 4140-00-168-6184
NSN 5965-01-576-5849
NSN 5945-01-326-5791
NSN 6610-01-245-8015