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 5950-01-569-0504
NSN 6650-01-556-3508
NSN 6685-01-174-4864
NSN 5985-01-657-2262
NSN 5985-01-279-7328
NSN 6240-01-474-3039
NSN 6130-00-456-0206
NSN 5915-01-145-5340
NSN 5998-01-263-2896
NSN 5930-01-339-0529
NSN 6145-00-903-1939
NSN 5895-01-559-8856