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.
NSN 5965-01-142-7862
NSN 5945-01-436-7032
NSN 6320-01-564-0893
NSN 5996-00-202-6576
NSN 6145-01-565-8605
NSN 5935-00-994-6553
NSN 6110-01-051-6398
NSN 5945-01-422-1684
NSN 6150-01-196-6073
NSN 6130-00-254-1857
NSN 5998-00-225-8522
NSN 6320-01-492-1976