MATERIALS:
   Die Cast Box: Die cast aluminum, Alloy A380 or A394.
   Finish: Blue paint per FED-STD-595, Color No. 25109
   Marking: “POMONA ELECTRONICS, CALIF.”
   Cover: 1.60 (.063) thick aluminum, Alloy 1100-H14
   Finish: Clear anodized per MIL-A-8625.
   Screws: Steel, (4) 2-32 x 6.35 (.25) Phillips pan head, self-tapping
   Finish: Zinc plated