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 6150-00-431-9694
NSN 6240-00-234-5781
NSN 6145-01-179-9854
NSN 6220-01-431-6582
NSN 6150-00-647-3285
NSN 5930-00-493-4974
NSN 6645-00-634-9317
NSN 5999-01-315-6427
NSN 6240-00-146-9322
NSN 5965-01-454-6185
NSN 6650-00-238-1199
NSN 5930-01-248-8442