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10
General
Tractors,
Lawn
and
Garden
-
110
and
112
10-4
Specifications
SM-2059-
(Apr-57)
BOL
T
TORQUE
CHART
Grode
01
Boll
SAE
.2
Min.
Tensile
64,000
S'ren9'"
PSI
Grade Markrng
0
all
Boll
U.S. Slandard
Boil
u.s.
D
ec.
Dio.
Equi
v.
1/4
,250
6
5/ 16
.3125
13
3/ 8
.375
23
17716
.4375
35
i; z-
-
.500
55
9/16
.56
25 75
rg
8
.625
105
W
.7
50
185
7
/8
.875
*160
1
-f-
1.000
-
250
SAE
·5
SAE
·8
10
5,000
150,000
PSI PSI
()-)
@
/\
S
ocke
l
or
Wrellc/'
Size
U.S.
Regular
--
TORQUE
Boll
IN
FOOT
POUNDS
He
ad
Nul
10
14
7/ 16
7/ 16
20
30
1/2
1/2
._
--
-
35
50 9/ 16
9,06
-
.
55
80
5/ 8
11116
85
120
3/ 4
3/4
-
130
175
13/ 16 7/ 8
-
. -
-
170
2
40
1
5/
16
15L
16
300
425
1-1/
8
1-1
/ 8
445
685
1-5
h 6
1-
5/ 16
670
1030
·1
-1
/ 2
1-1
/2
-
Mnltiply
Re
adi
n
gs
by
12
for
inch
pound
va
lu
es.
*"
13"
Grade
bolts
larger
than
3/4-inch
are
sometimes
formed
hot
rather
than
culd
which
accounts
for
the
lower
recommended
torque.
NOTH:
Aflow
a
toleranc
e
of
Plus
or
minltS
10
9t·
on
all
torques
given
in
this
char
t.
SET
SCREW
SEATING
TORQUE
CHART
Screw
Size
Square Head
Cup
Poinl
Torque
in
I
nch
Pounds
#5
9
#6
9
#8
20
#1
0 33
1/4
87
212
5/ 16
165
420
3/
8
830
290
7/ 16
430
1/ 2
620
2100
9/ 16
620
5/ 8
1225
4250
3 4
2125
7700
j)ivide
Readings
hy
12
for
foot
jJound
values
NOTE:
Allow
a
toleran
ce
of
jJlns
or
minus
10
%
on
all
turques
given
in
this
chart.
Litho
in
U.S.A.