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 2925-01-325-3974
NSN 6105-01-195-6163
NSN 6610-01-397-4607
NSN 6685-01-471-8417
NSN 5905-01-279-5862
NSN 5930-01-343-3863
NSN 5920-00-838-4683
NSN 6105-01-424-0275
NSN 6110-01-033-3047
NSN 6130-00-093-5863
NSN 6685-01-651-5108
NSN 5935-01-089-2592