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 5905-00-644-9983
NSN 5910-01-442-3647
NSN 5950-01-343-8869
NSN 6645-00-269-2764
NSN 5999-01-520-6145
NSN 5999-00-816-7625
NSN 5925-00-916-7851
NSN 5915-00-076-3738
NSN 6645-00-234-7223
NSN 6145-00-164-8669
NSN 5910-00-106-6229
NSN 5895-01-514-0010