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 6105-01-234-2126
NSN 5945-01-122-4196
NSN 6320-01-411-7469
NSN 5960-01-432-6038
NSN 5905-01-009-8979
NSN 5920-01-508-8652
NSN 5930-01-279-1497
NSN 5990-01-223-6321
NSN 5930-01-141-7018
NSN 6105-01-442-0649
NSN 6220-01-600-6699
NSN 5920-01-328-7911