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 6220-01-216-9337
NSN 6130-00-991-7462
NSN 6145-00-473-8709
NSN 5915-00-951-9888
NSN 5915-01-461-8132
NSN 6320-01-435-5991
NSN 5985-01-068-4667
NSN 5975-00-966-6066
NSN 6620-00-266-2763
NSN 5945-01-363-6917
NSN 6320-01-366-5157
NSN 5855-00-494-9581