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 6105-01-413-6516
NSN 5935-01-579-9654
NSN 5965-01-586-3464
NSN 5999-00-007-4423
NSN 6130-01-603-5646
NSN 6130-01-094-5599
NSN 6240-01-565-6276
NSN 5905-00-856-1299
NSN 6240-00-308-9456
NSN 6135-01-609-6476
NSN 6110-01-270-6522
NSN 7035-00-628-3471