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 5935-00-109-7291
NSN 6135-01-251-2095
NSN 6620-01-032-3937
NSN 6110-00-557-8631
NSN 5920-01-656-8448
NSN 5985-00-553-9735
NSN 6220-00-222-1025
NSN 6610-01-222-0582
NSN 5960-01-624-1170
NSN 6150-00-358-6827
NSN 5925-01-442-6487
NSN 7035-01-027-2259