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 4140-00-146-3269
NSN 6685-01-242-8429
NSN 5999-00-827-2744
NSN 6645-01-212-9474
NSN 7035-01-123-0085
NSN 5915-01-218-7045
NSN 5998-00-408-6323
NSN 5910-00-999-2046
NSN 5925-00-401-7767
NSN 6240-01-586-9718
NSN 7035-01-055-6806
NSN 5905-01-232-1428