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MIL-T-46705E
vehicle and a controller kit for synchronizing the trailer electric brakes with the brakes of the
towing vehicle. Unless otherwise specified, the synchronizing controller shall be for use with
hydraulic-brake-equipped towing vehicles. When specified (see 6.2), the synchronizing
controller shall be for use with air-brake-equipped towing vehicles. Kits shall be complete with
all necessary parts and installation instructions. The kits shall be boxed, marked as to the
contents and securely attached to the trailer for shipment.
3.10.1 Parking brakes. Manually applied parking brakes shall be furnished and shall
conform to Federal Motor Carrier Safety Regulation 393.41. Parking brakes shall be of the
internal expanding type. The parking brake lever shall have sufficient moment arm to require
not more than 14 kg (30 pounds) of effort for application and release. Provisions shall be made
for slack adjustment. When brake cables are used, they shall be of corrosion resistant steel.
Lubrication fittings shall be provided.
3.11 Towing hitch. The towing hitch shall be of the "A" frame type, all-steel construction,
hinged to fold vertically against the front of the trailer, furnished with means for holding in the
folded position, and provided with a lunette conforming to 3.1.1.9. The towing hitch shall ensure
that the trailer will meet the performance requirements specified. The towing hitch shall be
capable of being removed for shipment.
3.11.1 Safety chains. Safety chains shall be provided. Two chains with eyes shall be
furnished. Chains shall conform to Federal Motor Carrier Safety Regulation 393.70(d).
3.12 Reflectors. The trailer shall be provided with reflectors in accordance with Federal
Motor Carrier Safety Regulations 393.11 and 393.26. Reflectors shall not be mounted on the
vehicle bumper.
*  3.13 Lighting. Type II trailer, and unless otherwise specified (see 6.2), type I trailer, shall
have a 12-volt direct current (dc) electrical lighting system, lighting cable and turn signals. All
vehicle lights and wiring (including electric brakes) shall conform to Federal Motor Carrier
Safety Regulations 393.9, 393.11, 393.19, 393.20, 393.22, 393.23, 393.25, 393.27, 393.28,
393.29, 393.31, 393.32 and 393.33. All wiring shall conform to SAE J1292. Lights shall not be
mounted on vehicle bumpers.
*  3.13.1 Lighting receptacle. A recessed electrical receptacle with cover assembly conforming
to SAE J560 shall be mounted on the front of the trailer. Conductors shall be connected and
color coded as specified therein.
*  3.13.2 Electrical cable. An electrical cable conforming to SAE Jl067 shall be furnished.
Both ends of the cable shall be equipped with a round plug in accordance with SAE J560. The
plugs shall be equipped with a grip for withdrawing from the connector sockets. The cable shall
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