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 5855-00-757-5149
NSN 5960-01-291-0479
NSN 6135-01-056-4609
NSN 5965-01-550-5587
NSN 4140-01-479-8654
NSN 5925-01-583-9459
NSN 5915-01-573-5980
NSN 5935-01-215-7480
NSN 5960-00-221-9614
NSN 5998-00-013-9334
NSN 5895-00-823-5967
NSN 5930-01-447-2837