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 6145-01-375-2444
NSN 5930-01-116-9751
NSN 6620-00-556-8341
NSN 5985-01-620-0161
NSN 6645-00-991-8704
NSN 6685-00-725-3958
NSN 4140-00-618-7679
NSN 5855-01-038-2189
NSN 6685-00-168-4416
NSN 5915-00-938-2634
NSN 5975-00-919-8901
NSN 6105-01-331-6868