TM9-2330-374-14&P
STEPLADDER AND RETRACTABLE
STEP
a . T h e M129A3 semitrailer van has a
climbing in and out of van body.
b . The stepladder (1) hangs on left
rear door (2) when not in use.
It is
h e l d in place by removable pins fastened
on a chain to the body.
--. A c h a i n h o l d s u p r e t r a c t a b l e
c
step (3) when not in use.
Stepladder a n d retractable
step
2-13. KINGPIN
a. Used to couple semitrailer to
towing vehicle.
b . P r o t r u d e s from the center of the
fifth wheel upper plate of the
Kingpin