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 2925-00-513-6644
NSN 5915-00-550-1057
NSN 5915-01-131-8082
NSN 6110-01-184-5560
NSN 7035-01-227-2546
NSN 5945-01-445-8001
NSN 2925-00-728-4558
NSN 6685-00-691-0979
NSN 5920-01-153-2690
NSN 5895-01-148-2156
NSN 2925-01-180-7793
NSN 5905-00-708-0891