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 5965-00-463-3929
NSN 5975-01-314-1297
NSN 5925-00-594-0840
NSN 6105-01-107-5991
NSN 6145-01-005-4654
NSN 6685-01-169-5133
NSN 5960-00-553-7338
NSN 5910-01-462-6165
NSN 2925-01-534-7314
NSN 6645-01-390-6520
NSN 6110-01-307-3191
NSN 5975-01-132-0110