DESCRIPTION
IX. Power Take-Off
Gear
tooth
backlash:
-P.T.O.
driving and driven gears
Splines backlash:
-P.T.O.
engagement
sliding
gear
-P.T.O.
driven gear
X.
Front
Drive Axle (Side Driven)
Backlash between bevel gearing flanks and
differential
Pinion
tooth
flanks
splines
and
joint
axles backlash
Maximum
wear
limit
Di<:
of
joint
body
location
(22,
Fig. B.IX/10) and universal
joint
(21)
Bore
of
inner
location
coupling
the axles
of
the
inner
and
outer
joints
(20
and
23)
Backlash between
locations
coupling
the
joint
body and
location
outer
joint
axle
Maximum
wear
limit
Gradient
thickness
of
joint
body
(22)
Width
of
universal
joint
location
(21)
Backlash between
joint
body edge and
its
location
from universal
joint
Max.
permissible
backlash
Dia.
of
spider
pinion
shaft
(38,
Fig. B.IX/12)
Boring
for
spider
pinion
shaft
(37)
Backlash between axle and spider
pinions
boring
Max.
permissible
backlash
Dia.
of
cylindrical
side
of
the planetary
pinion
(36)
Boring
of
the spider
pinion
cylindrical side
location
from casings
(33 and
34)
Backlash between the spider
pinion
cylinderical
side and
their
locations
from
casings
Max.
permissible
backlash
Oia.
of
joint
outer
axles and
joint
axles
(23,
55
and
20,
Fig. B.IX/10)
Boring
of
ball
joint
bushings
Backlash between axles and
bushings
Max.
permissible
backlash
Oia.
of
swinging
axle (52, Fig. B.IX/11)
of
front drive axle
Bushing
(53)
bore
of
front
drive axle
support
Backlash between
swinging
axle and
bushings
of
front
drive
axle
support
Max.
permissible
backlash
Thrust
ring
thickness
(19, Fig. B.IX/10)
of
axle
Wear
limit
Thrust
rings
thickness
(39, Fig. B.IX/12)
for
spider
pinions
Wear
limit
Thickness
of
planetary
pinion
adjusting
rings
(35)
Wear
limit
Power Train ·
140
FITS AND TOLERANCES
ln. (mm.)
0.0019·0.0059
0.050·0.150
0.0004-0.0041
0.010·0.105
·0.0009/-0.0028
·0.0241-0.072
0.08
0.20
0.0011·0.0041
0.028·0.1
06
0.012
0.30
1.9281·1.9291
48.975-49.000
1.9301·1.9315
49.025·49.060
0.0000·0.0030 0.000·0.075
0.0079
0.20
0.9331-0.9409
23.7-23.9
0.
9449-0.9508
24.000·24.150
0.0079-0.0177
0.200·0.450
0.3937
1.000
0.9255-0.9263
23.508-23.529
0.9271-0.9287 23.549·23.590
0.0011·0.0032
0.028·0.082
0.0098
0.25
2.2817 ·2.2835
57.954-53.000
2.2860·2.2880
58.065-58.115
0.0012·0.0059
0.030·0.150
0.0157
0.40
2.0461·2.0472
51.970-52.000
2.0488·2.0520
52.040-52.120
0.0016·0.0059
0.040·0.150
0.0138
0.35
1.2589·1.2598
31.975-32.000
1.2608·1.2633
32.025·32.087
0.0098·0.0044
0.025·0.112
0.01378
0.35
0.2559
6.50
0.2441
6.20
0.2333-0.2362
5.925·6.000
0.2244
5.700
0.0567-0.0614
1.44-1.56
0.0492
1.25
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