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 5985-01-442-8050
NSN 6135-01-022-5427
NSN 6105-01-444-3418
NSN 5999-00-689-8715
NSN 5998-00-537-0879
NSN 6645-00-787-8813
NSN 5910-01-487-5387
NSN 6110-01-448-6348
NSN 6135-00-557-8874
NSN 6220-00-035-6736
NSN 5945-01-258-5042
NSN 6150-01-171-0030