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 6145-00-581-1629
NSN 6320-01-544-2799
NSN 5998-00-055-8940
NSN 5895-01-626-6848
NSN 5920-01-358-2518
NSN 5998-00-203-1232
NSN 5975-01-461-6342
NSN 4140-00-146-9795
NSN 5925-00-927-5434
NSN 6135-00-930-5372
NSN 6650-01-376-6965
NSN 6685-00-145-8902