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 5935-00-319-2722
NSN 6650-01-564-6681
NSN 6110-01-033-4076
NSN 6105-01-197-0436
NSN 5985-00-781-7278
NSN 6645-01-582-2601
NSN 5905-01-412-5152
NSN 6240-01-200-9634
NSN 6135-01-159-9705
NSN 5835-01-576-9013
NSN 5998-01-228-9006
NSN 6610-00-315-9315