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 5895-01-337-7647
NSN 2925-01-294-4125
NSN 4140-01-643-3391
NSN 6145-00-401-2404
NSN 6110-01-600-6389
NSN 5925-01-632-8858
NSN 5950-00-116-7708
NSN 6110-01-138-5078
NSN 5915-01-406-3165
NSN 5985-00-942-9502
NSN 6145-01-609-5617
NSN 5925-01-254-2578