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 5930-01-243-0822
NSN 6610-00-997-3436
NSN 5925-01-025-7008
NSN 6645-01-231-2432
NSN 5915-01-541-3957
NSN 5965-00-486-7907
NSN 5930-01-499-1917
NSN 6110-01-521-3865
NSN 6240-01-297-2978
NSN 5930-01-558-9286
NSN 6135-01-594-9930
NSN 6320-00-578-6898