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 for spark-ignition internal combustion piston engines, nesoi
NSN 6220-01-374-4897
NSN 5960-00-757-0126
NSN 5930-01-171-8920
NSN 6135-01-177-3552
NSN 6240-00-959-4952
NSN 6105-00-274-5460
NSN 5930-01-462-4352
NSN 5975-01-100-1063
NSN 6620-00-999-2425
NSN 6650-01-439-4639
NSN 7035-00-760-5479
NSN 6650-00-899-1774