MS75021-1 -- 12 Pin 24V Amphenol Brass Electrical Socket for Military Vehicles including Humvee
Amphenol Trailer mounted receptacle. MS75021-1, alternate numbers 2HA24, 7525173, 60-036028-51P. NSN 5935008463883.
Standard Military vehicle wiring information (letters are marked next to connector contacts)
A, C, H - blackout tail lights and blackout clearance lights (all three pins are electrically connected together within vehicle's wiring harness)
B - brake light and left turn signal light
D - ground
E - tail lights / clearance lights
F - blackout brake light
J - brake light and right turn signal light
K - auxillary power feed used on semi tractor only
L, M, N - not used
This plug is used for many American and NATO vehicles from World War 2 to todays military trucks and trailers.
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