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 5998-01-212-2658
NSN 6610-00-490-7477
NSN 5990-00-483-8352
NSN 5985-01-021-1755
NSN 5975-00-336-3481
NSN 5999-01-426-2044
NSN 6240-01-598-8177
NSN 6130-01-634-0603
NSN 4140-01-096-0238
NSN 5920-00-196-3631
NSN 6620-00-736-8457
NSN 5895-01-648-9990