Materials:

BNC Male
Body and Fittings: Brass per QQ-B-626, Alloy 360, ½ Hard.
Center Contact: Brass per QQ-B-626, Alloy 360, ½ Hard.
Dielectric: Teflon per ASTM D1457.
Vee Gasket: Silicone rubber per QQ-R-765, Class 11A, Grade 50.
Clamp Nut: Brass per QQ-B-626, Alloy 360, ½ Hard.
Finish:
Body and Fittings: Tarnish resistant
Center Contact: Gold plated per requirements of MIL-C-39012
Clamp Nut: Nickel plated per QQ-N-290, Class 2, 200/300 microinches.
Stress Relief Boot
Boot: PVC. Marking: “POMONA ELECTRONICS”

Ratings:

Operating Temperature: +50°C. (+122°F.) Max.
Operating Voltage: 500 VRMS