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 5999-00-762-2669
NSN 6145-01-333-5650
NSN 5910-00-111-0460
NSN 6145-01-308-4879
NSN 6110-01-323-3408
NSN 2925-00-315-8442
NSN 6620-00-248-6950
NSN 6150-01-147-6177
NSN 5960-00-594-0824
NSN 5910-01-591-8310
NSN 6610-00-546-4763
NSN 6130-01-458-3987