Item is not csi but has critcal feature such as magnetic particle insp
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 5945-00-061-3173
NSN 6110-01-436-2699
NSN 6650-00-283-0978
NSN 6135-01-423-3915
NSN 5910-00-443-9248
NSN 6320-00-284-1524
NSN 5930-00-408-2279
NSN 6650-01-118-1657
NSN 6620-01-292-5072
NSN 5935-01-171-0645
NSN 6320-01-370-5222
NSN 5855-01-416-4503