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 6240-01-349-8766
NSN 5915-01-152-2684
NSN 6645-01-202-2993
NSN 5925-01-615-8626
NSN 5905-01-274-0417
NSN 5990-00-636-4218
NSN 6650-01-296-0883
NSN 7035-01-631-7017
NSN 5855-01-067-8841
NSN 5950-00-834-0475
NSN 6685-00-096-1485
NSN 6150-01-506-9441