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 6105-00-880-4492
NSN 6610-01-551-9122
NSN 6145-00-226-1194
NSN 5950-01-204-8616
NSN 6650-00-010-8037
NSN 5965-01-074-7306
NSN 5950-01-062-1563
NSN 5950-01-017-8263
NSN 6150-01-492-8121
NSN 5950-00-905-6887
NSN 5998-01-359-7729
NSN 6620-01-296-9803