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 6620-01-483-1138
NSN 5945-01-449-0288
NSN 5855-01-308-0955
NSN 6130-00-243-5284
NSN 4140-01-429-9060
NSN 6685-01-510-9386
NSN 6130-01-080-2676
NSN 6685-01-535-4250
NSN 5998-00-726-2074
NSN 5915-01-332-1163
NSN 6650-00-160-4288
NSN 6135-01-439-8669