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 5975-00-993-7465
NSN 5950-00-487-6988
NSN 6135-01-377-5729
NSN 6145-01-443-3282
NSN 6150-00-894-1984
NSN 5905-01-127-7059
NSN 5930-00-429-0504
NSN 4140-01-332-4970
NSN 6135-00-951-3426
NSN 5930-01-440-9032
NSN 6110-01-071-4465
NSN 5895-00-727-8708