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 6650-01-212-3964
NSN 6650-00-276-9838
NSN 5945-00-358-1960
NSN 6240-01-020-9910
NSN 5965-00-775-6496
NSN 5935-00-735-4299
NSN 6620-01-174-4956
NSN 6135-01-205-5965
NSN 6685-01-566-7938
NSN 6320-01-415-0953
NSN 5990-00-212-4316
NSN 5998-01-319-6219