This male SMA connector is a cable connector which is designed to terminate with thicker coaxial cables. This SMA plug connector is large barrel in order to feed with LMR400, CFD400, RG8/U, Belden 9913 or H1000 coaxial cable by crimp.
SMA connector is designed to have 50 ohm impedance, and 1/4-36UNS thread coupling. SMA plug connectors have a coupling nut and the dimension commonly is 8.0mm which allow the screw-mating by wretch.
Please link SMA connector male straight crimp for RG174, RG316 coax cable to get details and drawings of C01CA31L40004A (Nickel).
If you need same SMA male but for mini coaxial cables like RG178, 1.48mm, 1.37mm, 1.32mm, 1.13mm or 0.81mm, please link here.