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 6220-01-279-9524
NSN 5930-00-040-1643
NSN 5996-01-317-6617
NSN 6620-01-449-8743
NSN 5835-01-408-7576
NSN 5999-00-305-2751
NSN 6220-01-557-5426
NSN 6320-01-006-6138
NSN 5996-01-108-8764
NSN 5930-01-392-1046
NSN 5935-01-496-7825
NSN 5965-01-279-4806