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 5965-01-076-0071
NSN 5990-01-374-3877
NSN 6105-01-284-2620
NSN 5960-01-173-2338
NSN 6105-01-442-7801
NSN 6650-01-391-6461
NSN 6650-01-379-5262
NSN 6320-00-725-0754
NSN 6320-01-113-7647
NSN 5965-00-780-3368
NSN 5996-00-144-8091
NSN 6610-01-291-4173