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: Undercarriages and parts thereof, for use in military aircraft
NSN 6650-01-618-2285
NSN 6685-01-013-8915
NSN 5999-00-227-3931
NSN 5930-01-599-0869
NSN 5855-01-344-8688
NSN 6320-01-287-0540
NSN 5855-01-290-3248
NSN 5915-01-630-6370
NSN 6105-00-758-5247
NSN 6105-01-198-7740
NSN 6685-00-081-6212
NSN 5915-00-597-2369