BOLT TORQUE
After
every
ten
(10)
hours
of
operation, check all hardware
and
tighten where required.
SAE Series Torque Chart
DO
NOT
use
these
values
if
a different torque value
or
tightening procedure is listed for a spec;ific application. Torque
values
listed
are
for
general use only. !
Fasteners
should
be
replaced with the same
or
higher grade. If higher grade fasteners
are
u~ed,
these
should only
be
tightened
to
the
strength
of
the original. I
Make
sure
fastener
threads
are
clean and you properly start thread engagement. This will prJvent
them
from failing
when
tightening.
i
MARKING ON HEAD
:
Bott
i
SAE2
SAE5
i
SAE8
Diameter
Wrench
"A"
Size
N-m (Lbs.-Ft.)
N-m {Lbs.-Ft.)
N-m
(Lbs.-Ft.)
3/8"
9/16"
24
(18)
41
(30)
$4
(40)
7/16"
5/8"
41
(30)
68 (50)
95 (70)
I
1/2" 3/4"
61
(45) 102 (75)
1~2
(105)
9/16" 13/16"
88 (65) 142 (105) 203
I
(150)
5/8" 15/16"
122 (90) 197 (145)
2~8
(205)
3/4" 1-1/8"
217 (160)
353
(260)
495
I
(365)
7/8"
1-5/16"
224
{165)
563
(415)
8bo
I
(590)
1-1/2" (245)
(625)
I
(880}
1"
332
848
1193
I
1-1/4"
1-7/8" 665 (490) 1492
(1100)
2393
I
{1765}
Metric Series Torque Chart
£ CAUTION Use
only
metric tools on metric hardware. Other
tools
may
not
pt
properly. They
may
slip
and
cause
injury.
\
I
DO
NOT
use
these
values
if
a different torque value
or
tightening procedure is listed for a spedlific application. Torque
values
listed
are
for
general use only.
Fasteners
should
be
replaced
with
the
same
or
higher grade. If higher grade fasteners
are
u}ed.
these
should only
be
tightened
to
the
strength
of
the original. j
Make
sure
fastener
threads
are
clean and you properly start thread engagement. This will prevent
them
from failing
when
tightening. · I
MARKING ON HEAD
Bolt
8.8
10.9
Diameter
Wrench
"A"
Size
N-m
(Lbs.-Ft.)
N-m
(Lbs.-Ft.)
5mm
8mm
6
(4.5)
9
(6.5)
6mm
10mm
10
(7.5)
15
(11)
8mm
13 mm
25
(18)
35
(26)
10mm
16 mm
50
(37)
75
I
(55)
!
12mm
18mm
85
(63)
130
(97)
16
mm
24mm
215
(159)
315
(232)
20mm
30mm
435
(321)
620
(457)
24mm
36mm
750
(553)
1070
(789)
30mm
46mm
1495
(1103)
2130
(1571)
18
F-8297 (1-94)
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