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 5935-01-442-5475
NSN 5935-01-139-2172
NSN 6145-00-286-9588
NSN 5999-01-008-4070
NSN 5996-00-841-5534
NSN 5905-01-064-6230
NSN 5990-01-344-7778
NSN 6220-01-285-5694
NSN 5999-00-787-9581
NSN 6620-01-531-3250
NSN 5920-00-246-5992
NSN 6110-01-646-7095