13
1.brake assembly
2.drive axle
leftbaseplate
3.air hole assembly
4.block
5.new drive axle
shell
6.oil seal
7.drive axle bearing
plate
8.right brake
assembly
9.washer
10.bolt
11.bolt
12.oil seal
13.bearing 30615
14.bearing 331151
15.nut seat
16.circlip
17.washer 6
18.bolt
19.hub
20.bolt
21seal washer
22.axle
23.nut
Figure 2-3 Drive axle
The driver axle is designed reasonable in construction,credible in serviceability,long in service
life and so on,the material of axle shell is cast steel which is good in rigidity and bearing
capacity,the main technical parameter.
（
see List 2-1
）
List 2-1The main technical parameter
Truck model
FE4P16-18N
FE4P20-25N
FE4P30N FE4P35N
Construction pattern of drive
axle
front wheel drive,axle body is fixed with truck frame full
floating
Brake pattern
two-front-wheel brake,internal expanding
hydraulic hitch
Installation gap of tyres mm
970
960
1040
1068
Wearing piece dimension
（
length×width×thickness
）
mm×mm×mm
284×48.5×6
348×60×8
348×76×8
Wearing piece area cm
2
138×4
209×4
264×4
Break drum inner diameter
mm
254
310
314
Brake staff external diameter
mm
278
348
349
Subsidiary pump cylinder
diameter mm
22
28.58
28.58
