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 6645-00-113-4441
NSN 6110-01-052-6103
NSN 5895-01-408-9474
NSN 5925-00-021-8822
NSN 6320-00-682-3448
NSN 6320-00-174-1362
NSN 5935-01-481-9168
NSN 6320-00-450-7014
NSN 6110-01-597-3719
NSN 6685-01-036-1536
NSN 6220-01-112-1607
NSN 7035-01-624-7049