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 5975-01-046-2103
NSN 5935-01-021-5437
NSN 6145-01-392-9697
NSN 6240-00-038-7540
NSN 6130-00-885-4046
NSN 5945-01-026-0506
NSN 6145-01-179-9547
NSN 5998-00-201-1279
NSN 6150-01-629-0767
NSN 2925-01-153-7794
NSN 6685-00-943-7251
NSN 5835-00-725-2087