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 5975-01-504-2549
NSN 5999-00-162-4353
NSN 5999-00-684-6811
NSN 5925-01-622-6708
NSN 5975-01-655-6924
NSN 6110-01-606-9749
NSN 5895-00-193-0453
NSN 5930-01-121-2535
NSN 5925-01-578-2137
NSN 6220-01-342-2889
NSN 5905-01-327-7418
NSN 6150-00-150-8838