Nose Plow Hitch Frame
A. The frant plow hitch mast shail be of a fixed design.
8. Hitch Specifications:
The front mast is constructed with two 4” x 4” x 4” angle
vertical members reinforced by 5/8” x 9” plates, There shall be
a 4" x 4"x %" horizontal top angle with a 4” x 4” x 1/2” cylinder
base angle and a 3” x 2" x %” lower base tube. There shall be
sufficient reinforcernent gussets te carry the induced
asymmetrical ioads. Fhe plow attachment pin points are on 34
centers with three 1-1/4" diameter pin locations at 15-1/2",
18”, and 20-1/2" heights. The lift arm shall be fabricated from
1” flame cut steel plate and braced with two 4” x2” steel flats,
The hitch shall provide 16” of lift with a 4" diameter x 10”
stroke double acting piston type cylinder having a nitrided rod
| of 1-3/4" diameter. The hitch shall allow the installation of a
wing sustem without modification of the hitch. The crose-tuhes
-Specific drawings will be provided if needed.
ro
oe
shall be 6” x 4” x 3/8" tubing with the lower tube forming the
left side bumper.
4
C, Lift arm Specifications:
The lift arm shall havea triple point chain hook allowing ehher || Specific drawings will be provided if needed.
single or double chaining. The front mast shall be pinned ta the
mast support frame with four 1-1/4” steel pins. The support
frame is in turn welded-to a 5/8” steel bumper plate. The: ~ of ms wee cewens ene otsens correction
support frame shall be adjusted in height during installation to
accommodate varying frame heights and chassis models. The
t front bumper shall be bolted to the chassis frame through two
front frame brackets of 4” steel plate and two lower cheek
plate of 5/8” steel plate.
‘BD. Cheek plate specifications:
Mast shall be mounted in a fixed manor to the front of the
chassis frame extension, and include 4” plate steel cheek
plates wrapped around the outer side of the frame extension
including upper and lower frame extension flanges. Cheek
plates shali be bolted to truck frame extension. Mast and cross
tubes for front wing post mount to include ample supports of
2-1/2" schedule 80 pipe strut mounted at either end with ball
foot castings. Struts mounted from top of mast to chassis
frame extension must allow for hood to tilt open for engine /
chassis service while maintaining an upright fixed position of
hitch mast.
~ §/8" Cheek Plates
[FB1005-082719 6 Wheel Dump Truck Up-Fits Page [7
