Clamp: ASTM B783-90, SS-316 N1-25, 6.6 MIN. DENS. Scres: slotted pan head CRES. Insert: Nylon (polyamide) ASTM D 4066, HI-TEM (zytel 103) Clamp: as cast & tumbled. Operating Temp: -55 deg. C to +177 degree C. Vibration 5 to 2000 cps at 15g's acceleration with size 15 synchro. Shock: 2000 ft.lb. shock, size 15 synchro.