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 6145-00-003-9527
NSN 6320-01-578-6006
NSN 6110-01-374-6640
NSN 6650-00-462-8364
NSN 6220-00-118-4546
NSN 4140-01-546-6150
NSN 5930-01-254-2240
NSN 5920-00-910-0315
NSN 5945-01-642-2861
NSN 5975-01-421-4474
NSN 5930-01-165-0934
NSN 6685-01-356-8177