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 6105-01-634-0322
NSN 5930-01-068-9565
NSN 5915-01-361-8860
NSN 5999-01-599-0194
NSN 6130-01-433-2449
NSN 5975-00-795-5046
NSN 5945-01-280-3913
NSN 6620-01-169-2406
NSN 6105-01-296-6179
NSN 5930-00-516-1217
NSN 6685-00-995-8067
NSN 7035-00-093-5840