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 5895-00-552-1259
NSN 5945-00-350-0065
NSN 5998-00-160-8211
NSN 5985-01-492-5943
NSN 6320-01-119-3935
NSN 5935-00-690-7029
NSN 4140-01-627-2540
NSN 6110-00-840-6560
NSN 5975-00-107-4283
NSN 6220-00-922-3714
NSN 6105-01-026-4749
NSN 6150-01-616-4964