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 5895-01-291-3215
NSN 5930-01-367-1642
NSN 6685-01-029-1971
NSN 5945-01-472-3881
NSN 4140-01-358-1104
NSN 5985-00-305-5801
NSN 5930-01-432-0521
NSN 5999-01-512-1446
NSN 5965-00-058-1766
NSN 6645-01-056-9296
NSN 6110-01-495-2860
NSN 6650-01-075-6642