The Insulated Gripmaster U-channel frame and the All-Metal types are made from cold rolled steel with .0002 thick
zinc plating. For applications and specifications refer to the Insulated and All-Metal sections below.
Fiber Insert: Black Commercial Forbon per MIL-F-1148 and Fed. Spec. ASTM-D-710
Temperature rating: Electrical - 115 C Mechanical - 110 C
Phenolic Insert: Nema grade XPC-T, UL Flame Class 94 HB
Temperature rating: Electrical - 130C Mechanical - 130C