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 6685-01-256-4990
NSN 6610-01-400-3880
NSN 5935-01-331-2894
NSN 7035-01-623-8872
NSN 6650-01-502-6761
NSN 6220-00-202-8591
NSN 5835-01-209-6410
NSN 4140-00-215-8593
NSN 2925-00-008-5485
NSN 5965-00-263-1226
NSN 5996-01-649-5616
NSN 5975-01-058-6672