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 6150-01-360-8207
NSN 5910-00-601-0623
NSN 6610-00-908-8489
NSN 5925-01-123-9381
NSN 5835-00-572-7445
NSN 6620-01-317-4233
NSN 4140-00-289-9263
NSN 6685-01-626-0454
NSN 5960-00-948-1487
NSN 5965-01-533-4851
NSN 2925-01-472-4423
NSN 6110-00-549-6662