TM 9-2330-235-14&P
1-7.
LOCATION AND DESCRIPTION OF MAJOR COMPONNTS (Con't).
b. M390C.
Key
Component
Description
14
Springs
Cushion road shock.
15
Stepladder
Allows operator to board the trailer. A hinged latch holds stepladder
under the frame when not in use.
16
Radius Rods
Maintain correct axle alinement and transmit stopping stresses to
the frame.
1
Drawbar Coupler
Couples trailer to the towing vehicle pintle.
2
Intervehicular Air Hose
Connects towing vehicle airbrake system to the trailer.
3
Safety Chains
Reinforce trailer-to-towing vehicle coupling.
4
Retractable Support
Supports the front of the trailer when not coupled to the towing
Assembly
vehicle.
5
Leveling Jacks
Level and stabilize the trailer.
6
Airbrake Chamber
Converts air pressure to mechanical force to actuate the brakes.
7
Master Cylinder
Converts mechanical force to hydraulic pressure to actuate the
brakes.
9
Tires
Support trailer load.
TA7N430
1-4
