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 6150-01-432-3232
NSN 6150-01-535-7016
NSN 4140-01-508-6550
NSN 6620-01-532-0161
NSN 6685-01-231-2079
NSN 5895-00-752-0549
NSN 5996-01-578-1977
NSN 6110-00-092-9334
NSN 6150-01-442-4036
NSN 6240-01-195-1750
NSN 5925-01-279-5558
NSN 6645-00-627-1501