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 5975-01-229-7155
NSN 5965-01-561-2918
NSN 5975-00-808-9272
NSN 5920-00-139-3736
NSN 5910-01-243-8338
NSN 5990-00-876-7893
NSN 6220-01-432-0816
NSN 5855-01-537-8783
NSN 6650-01-462-0830
NSN 6620-00-369-9481
NSN 5895-00-225-0322
NSN 6135-00-025-6382