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 5925-00-869-6385
NSN 5930-00-828-1202
NSN 6620-01-229-7381
NSN 6650-01-384-5270
NSN 6220-01-313-9583
NSN 6620-01-383-7519
NSN 4140-01-290-4026
NSN 5895-01-613-5088
NSN 5920-00-497-1593
NSN 6320-01-315-4185
NSN 5855-00-489-6754
NSN 5915-00-732-4168