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 5915-01-023-9204
NSN 5985-00-936-5838
NSN 5975-01-415-5771
NSN 5835-00-247-0161
NSN 5895-01-226-2704
NSN 5998-00-204-4711
NSN 5999-01-445-5909
NSN 5920-01-354-9711
NSN 5945-01-657-3764
NSN 5835-00-275-0584
NSN 5925-01-419-0217
NSN 5985-01-502-8244