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 6685-00-149-1600
NSN 5925-00-931-7935
NSN 5965-00-949-5765
NSN 5998-01-415-3286
NSN 7035-00-517-8232
NSN 5945-00-122-0054
NSN 5965-01-481-4164
NSN 5990-00-728-6621
NSN 5855-00-361-0167
NSN 5920-00-519-7664
NSN 5999-01-214-5309
NSN 4140-01-116-4604