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 6610-01-184-3210
NSN 6240-01-283-0404
NSN 5895-00-790-7558
NSN 6610-01-502-7106
NSN 5930-01-517-7656
NSN 5999-01-176-8441
NSN 5925-00-175-6612
NSN 5950-00-038-8286
NSN 5915-00-824-0196
NSN 5960-01-059-6300
NSN 6610-00-308-9034
NSN 4140-01-286-1146