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 spark-ignition internal combustion piston engines, nesoi
NSN 5925-01-270-2735
NSN 6145-01-359-6449
NSN 6130-00-860-6230
NSN 5996-01-147-6054
NSN 5950-00-795-2854
NSN 5835-00-891-2232
NSN 5910-00-839-4012
NSN 5998-01-367-7166
NSN 5930-01-531-4747
NSN 5925-01-444-4575
NSN 5835-00-389-2816
NSN 6150-00-299-0763