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 6135-01-628-2903
NSN 5835-01-439-0180
NSN 5985-01-130-0975
NSN 6110-00-223-8684
NSN 2925-00-617-0826
NSN 6150-01-406-4984
NSN 5925-00-893-1425
NSN 5835-00-138-7807
NSN 5895-01-135-6869
NSN 5990-01-581-5103
NSN 5935-00-401-4862
NSN 5935-00-230-1819