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 6135-00-223-9563
NSN 5975-00-055-9828
NSN 6130-01-359-1712
NSN 5835-00-422-1441
NSN 5965-00-653-4782
NSN 4140-01-423-6219
NSN 5950-01-226-0746
NSN 5920-01-239-1858
NSN 5985-00-269-5388
NSN 5999-01-254-0283
NSN 5835-01-253-8092
NSN 6150-01-447-2766