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 6150-00-111-3194
NSN 6320-00-699-1091
NSN 5855-01-484-3619
NSN 6610-01-513-8405
NSN 6110-01-212-3261
NSN 6620-00-632-3631
NSN 6110-01-464-2637
NSN 6145-01-467-9872
NSN 5985-01-026-4113
NSN 6150-01-461-7235
NSN 6650-00-927-3391
NSN 6620-01-242-7236