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 2925-01-419-3805
NSN 5975-01-158-6150
NSN 6150-01-378-1361
NSN 6130-00-841-6813
NSN 6220-01-326-7204
NSN 5910-01-641-9229
NSN 5990-00-169-7689
NSN 6220-01-243-9971
NSN 6145-00-734-4554
NSN 6620-01-523-7818
NSN 6220-01-094-5551
NSN 5996-00-055-6117