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 5920-01-656-1612
NSN 6145-01-336-1906
NSN 5985-01-429-0876
NSN 6145-01-192-6416
NSN 5996-01-046-7377
NSN 6110-01-087-1603
NSN 6645-00-221-7071
NSN 6685-01-423-1064
NSN 6150-01-121-1414
NSN 5895-00-150-7072
NSN 2925-00-238-1668
NSN 5920-00-887-6514