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 5975-01-278-9382
NSN 6645-01-475-8283
NSN 5930-01-023-2696
NSN 5998-00-026-6874
NSN 5915-01-450-5877
NSN 6645-00-572-2535
NSN 5855-00-058-1293
NSN 2925-01-311-7840
NSN 5925-01-394-6058
NSN 5960-01-122-1101
NSN 5930-00-473-2721
NSN 5945-01-436-7408