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 6135-01-546-4588
NSN 5960-01-018-1489
NSN 5985-01-189-8118
NSN 5935-00-781-6847
NSN 5950-01-076-2798
NSN 5965-01-511-5392
NSN 6610-00-277-7206
NSN 6220-01-371-0387
NSN 6620-01-287-9975
NSN 6145-01-395-1057
NSN 6145-01-195-0332
NSN 5945-01-177-9653