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 5945-00-184-9668
NSN 2925-00-420-8151
NSN 6150-01-068-6884
NSN 6620-01-043-5169
NSN 5998-01-424-5677
NSN 5905-00-270-7255
NSN 6105-01-422-3765
NSN 5975-01-139-5135
NSN 5855-00-494-9581
NSN 6650-01-213-1231
NSN 5855-01-608-9075
NSN 6610-01-209-5387