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 5975-00-816-9621
NSN
NSN 5945-00-483-0398
NSN 6145-00-006-8438
NSN 5975-01-343-9344
NSN 5895-01-069-9841
NSN 5998-00-283-9547
NSN 5965-01-199-8362
NSN 5996-01-641-9542
NSN 5965-01-046-9619
NSN 5930-01-196-4497
NSN 5935-01-161-8160