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 5945-00-906-3336
NSN 5895-00-544-5789
NSN 6150-00-212-3975
NSN 6220-01-089-8839
NSN 6145-01-391-7494
NSN 6320-00-070-4544
NSN 6650-01-155-8182
NSN 5990-00-024-9985
NSN 2925-00-898-9135
NSN 6650-01-328-8363
NSN 5915-01-170-6753
NSN 7035-00-763-6180