Case 150-190 - Page 14

GENERAL TORQUE SPECIFICATION
TABLE
(Revised
5-64)
USE
THE FOLLOWING TORQUES WHEN
SPECIAL
TORQUES ARE
NOT
GIVEN
NOTE:
These values apply to fasteners as received from supplier, dry, or when
lubricated with normal engine oil. They do not apply if special graphited
or moly-disulphide greases or other extreme pressure lubricants are
used. This applies to both UNF and UNC threads.
SAE Grade No.
5
8*
Bolt head identification
0
0
©
0
@
©
marks as per
grade
Note: Manufacturing
\
Marks Will
Vary
Torque Foot Pounds
Torque Foot Pounds
Bolt Size
Min. Max.
Min.
Max.
1/4"
9
11
12 15
5/16
15
18
24
28
3/8
35
40
45
50
7/16 54
60
70
80
1/2
80
90
110
125
9/16
110
120
160 180
518
150
165
220
240
3/4
260 280
380
420
718
360
400
600
660
1"
540
600
900
1000
1-1/8
720
800
1280
1440
1-1/4
1000
1100
1800
2000
1-3/8
1460
1680
2380
2720
1-1/2
1940
2200
3160
3560
*
Thick nuts must be used with Grade 8 bolts
GENERAL ENGINE
TORQUE SPECIFICATION TABLE
Torque Jnch
Pounds
Torque Foot
Pounds
Thread Size
UNC
UNF UNC
UNF
Bolt
Size
1/4"
70
85
5/16
150
165
J/8
22 25
7/16
35
45
1/2
so
70
SPECIAL ENGINE TORQUE SPECIFICATIONS
Cylinder Head Bolts* -------------------------- Torque to 33 Ft. Lbs., Loosen, Retorque
to 35 Ft. Lbs.
Connecting Rod Bolt>J< ------------------------------------------- Torque to 25 Ft. Lbs.
Flywheel Nut -------------------------------------------------- Torque to 100 Ft. Lbs.
Spark Plug -------------------------------------------------- Torque to 27 Ft. Lbs.
*Lubricate With Greasp Upon Assembly
NOTE: The
J
I
Case Company reserves the right to make im-
provements in deaign or changes in apecifications
at
any
time without incurring any obligation to install them on
units
pnvioualy
801d.