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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 6610-01-020-3764
NSN 6110-01-231-2568
NSN 5915-01-126-7198
NSN 5855-01-338-1718
NSN 5960-01-376-3880
NSN 5990-00-838-1082
NSN 6320-01-322-4950
NSN 6610-01-629-4140
NSN 5910-00-019-9049
NSN 5915-00-846-3733
NSN 6110-00-911-4000
NSN 5910-01-426-5695