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 5996-00-887-0595
NSN 4140-01-046-8196
NSN 5905-00-952-1975
NSN 5960-01-098-1170
NSN 5960-00-760-0865
NSN 5895-00-155-4578
NSN 5855-01-344-8688
NSN 5925-01-435-4943
NSN 5920-01-243-4234
NSN 5895-01-283-6058
NSN 6135-00-309-0074
NSN 6135-00-100-0485