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 5990-01-003-4209
NSN 5965-01-345-9480
NSN 6685-01-476-6989
NSN 5905-01-403-2806
NSN 6220-01-203-0362
NSN 6135-01-193-8154
NSN 5855-01-586-9232
NSN
NSN 5990-01-142-0538
NSN 6240-00-080-2012
NSN 5985-01-444-2309
NSN 5835-01-213-0833