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 6620-01-438-8479
NSN 6145-01-329-3685
NSN 5925-01-054-3783
NSN 6650-01-239-2759
NSN 6105-01-624-5068
NSN 5915-00-518-1644
NSN 6220-00-299-7563
NSN 5915-00-075-1086
NSN 6610-01-487-7256
NSN 5835-01-481-4204
NSN 5935-01-634-0668
NSN 6135-00-235-1938