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 5996-01-149-2434
NSN 6105-01-359-1128
NSN 6130-01-546-8432
NSN 6320-01-436-0513
NSN 5920-01-541-5030
NSN 6105-00-243-4001
NSN 5920-01-194-7794
NSN 5998-01-158-6067
NSN 6240-01-240-7529
NSN 6610-01-280-3429
NSN 5895-00-288-5878
NSN 6610-00-004-2879