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 5925-01-579-3744
NSN 5985-01-607-9733
NSN 5990-01-320-1412
NSN 5835-01-170-5537
NSN 5835-01-632-6627
NSN 5930-01-415-5984
NSN 5975-00-493-3614
NSN 5996-01-512-0800
NSN 5935-00-584-4584
NSN 5950-01-128-3975
NSN 6610-01-386-7542
NSN 5998-01-612-6663