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 5975-00-909-2054
NSN 5925-01-519-0431
NSN 5925-01-460-5677
NSN 6240-00-482-1142
NSN 6105-01-552-3533
NSN 5855-01-100-3272
NSN 5935-01-319-1725
NSN 6610-00-641-3015
NSN 6650-01-179-3823
NSN 5996-01-319-1845
NSN 6220-01-118-3976
NSN 6150-01-028-1340