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 5990-01-621-6969
NSN 5945-01-442-4371
NSN 6145-01-166-2652
NSN 5920-00-621-6601
NSN 6135-01-583-9620
NSN 6220-00-397-6910
NSN 6320-01-173-7950
NSN 5895-01-568-8727
NSN 5998-01-138-8742
NSN 4140-01-012-2460
NSN 5835-00-233-6327
NSN 6685-01-351-4586