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 6105-00-243-0507
NSN 6110-01-536-2198
NSN 5975-00-963-0149
NSN 6150-01-086-2151
NSN 5905-01-628-9003
NSN 5950-01-309-4891
NSN 5920-00-246-5992
NSN 6685-01-394-5861
NSN 5950-00-849-1703
NSN 6110-01-411-5368
NSN 5965-00-296-9994
NSN 5985-01-410-8514