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 2925-01-072-7101
NSN 6150-00-753-3950
NSN 5998-01-007-4735
NSN 6110-01-645-7303
NSN 6645-01-599-2311
NSN 6130-01-400-0736
NSN 5945-01-414-9825
NSN 5915-00-364-7791
NSN 5930-00-596-8115
NSN 7035-01-391-7470
NSN 5925-01-385-0901
NSN 5990-00-477-1362