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 6145-00-960-7318
NSN 6150-00-345-0361
NSN 5945-01-452-9788
NSN 6105-01-579-2813
NSN 6685-01-126-0446
NSN 6620-01-090-3803
NSN 7035-01-471-1606
NSN 5945-00-604-9377
NSN 5895-00-043-1990
NSN 6105-01-224-7258
NSN 5935-00-947-9984
NSN 5895-00-220-5267