3150
Chassis Mount Slide-On TNC OR BNC panel mount male made for Boonton test equipment in the 1980's - Very Well Made - Boonton Electronics 47719700A - Amphenol 3150
Dimensions:
Base - 19.2mm x 19.2mm
Height including solder cup - 30.2mm
Height - base to top - 21mm
OD of top - 8.22mm
OD of button round area above square base - 9.56mm
BOOM12BJ