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 5930-00-753-2335
NSN 5999-01-181-8477
NSN 5920-01-445-5701
NSN 5935-01-419-4645
NSN 5945-01-560-4054
NSN 5960-01-122-2686
NSN 6135-01-361-1776
NSN 5895-01-487-7132
NSN 5835-01-094-2662
NSN 5985-01-301-3209
NSN 5895-01-273-3595
NSN 2925-01-651-8683