No other part numbers with same form, fit, and function found.
An item designed to be mounted around and secured to the main tube and extension tube(s) of a borescope to center and balance it in a cannon bore.
NSN 6150-00-190-7874
NSN 4140-01-201-9945
NSN 2925-01-573-1067
NSN 6105-01-574-7711
NSN 5996-01-251-1149
NSN 6240-00-627-9007
NSN 6150-01-354-3946
NSN 5945-00-657-7232
NSN 5975-01-079-7927
NSN 6650-00-503-0906
NSN 6220-01-615-8409
NSN 6240-01-052-2488