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 6610-01-322-4331
NSN 2925-01-262-1418
NSN 5975-01-502-5531
NSN 5999-01-096-1614
NSN 6610-01-200-6861
NSN 5855-01-254-3110
NSN 5905-00-935-6507
NSN 5905-01-390-4298
NSN 5998-01-283-7064
NSN 6145-00-104-7789
NSN 6145-01-045-6713
NSN 6145-01-090-9678