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 5855-00-631-4565
NSN 5975-01-209-8869
NSN 6650-01-467-8818
NSN 6110-01-626-2129
NSN 5950-01-446-2984
NSN 2925-01-175-1217
NSN 6650-00-751-9958
NSN 4140-00-111-3247
NSN 5990-01-465-9235
NSN 5990-01-483-7313
NSN 5910-01-113-0362
NSN 5855-01-448-9794