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 5935-01-094-6372
NSN 5975-01-236-3354
NSN 5975-01-429-1232
NSN 5960-00-254-4271
NSN 6105-01-578-9044
NSN 4140-01-205-8401
NSN 6145-00-099-8986
NSN 5950-00-189-9902
NSN 6620-01-474-4951
NSN 6110-01-494-9380
NSN 5965-01-258-5662
NSN 5990-00-679-5286