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 5920-01-467-9477
NSN 6135-00-968-8594
NSN 5950-01-492-5660
NSN 6240-00-059-7099
NSN 5925-01-560-9372
NSN 6220-01-407-5639
NSN 5965-01-322-6637
NSN 6610-01-083-7579
NSN 5905-00-991-0621
NSN 4140-01-205-1100
NSN 5925-01-044-0576
NSN 6150-01-028-0413