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 5985-01-474-9203
NSN 5915-01-440-8802
NSN 5905-01-317-5052
NSN 5895-01-206-4619
NSN 5996-00-636-4849
NSN 6110-00-434-6622
NSN 5998-00-336-2396
NSN 6220-00-427-8155
NSN 6650-01-100-3185
NSN 5910-01-187-3311
NSN 4140-00-193-8879
NSN 5920-00-080-3029