mounting for SCR-508, SCR-608, CO-212 used to make the CO-278-A for the FT-237, that is #8 gauge power cord.
Reference File
TM 11-2710, 07/22/44. Installation of Radio Equipment in Truck, 3/4-ton, 4x4, Carryall, 58 pages. PB 23460 - BSIR 2(2):97; 07/12/46 (BEING SCANNED)
See Also
FT
2700