Combining Silicon Carbide and Glass-Epoxy materials, the 21-90-33 is an immensely strong, high performance Static Discharger intended for use on military aircraft operating at speeds in excess of Mach 2.

With a team having over 50 years experience in the development and fabrication of aircraft static dischargers, CAL has produced an ultra reliable rugged product, specifically intended to withstand the extreme vibration and turbulence induced stresses experienced on supersonic military aircraft.

Replacement for Dayton-Granger, Inc 17750 and 21000 discharger and Chelton (Electrostatics) Limited 2-33 series. R

etainer part number is 21-95-70.