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 6145-01-062-4960
NSN 5930-00-057-3686
NSN 5990-00-108-5400
NSN 6145-00-340-6698
NSN 6105-01-264-7549
NSN 4140-00-360-2457
NSN 5925-00-395-2662
NSN 6240-00-956-1428
NSN 2925-00-243-6841
NSN 2925-01-324-6423
NSN 5935-01-196-0071
NSN 5965-01-399-8454