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 6105-01-364-1317
NSN 2925-00-467-7150
NSN 5985-00-885-2323
NSN 6220-01-145-4914
NSN 5855-01-415-3987
NSN 5930-01-146-0443
NSN 6645-00-616-1289
NSN 6110-01-502-7612
NSN 5975-01-017-6512
NSN 6135-00-793-1809
NSN 5960-00-851-0672
NSN 6620-01-369-5876