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TM 5-4210-220-34
C-2.
EXCEPTIONS TO STANDARD BOLT AND NUT TORQUE SPECIFICATIONS.
APPLICATION
THREAD
TORQUE
TORQUE
SIZE
(ft-lb)
(Nm)
NOTE
This table lists bolt and nut torque specifications
exceptions according to thread size.
Cam follower guide bolt ..............................................................................
1/4-20
12-15
16-20
Injector control shaft bracket bolt ...............................................................
1/4-20
10-12
14-16
<<V<< band coupling locknut (compressor) ...............................................
1/4-28
9.2-10.8
12-15
<<V<< band coupling locknut (turbine) .......................................................
1/4-28
12.7-14.0
17-19
Air box cover bolt
................................................................................
5/16-18
8-12
11-16
Blower drive gear support to thrust collar bolt ............................................
5/16-18
16-21
22-28
Backplate to center housing bolts ..............................................................
5/16-18
7.5-9.2
10-12
Exhaust valve bridge adjusting screw locknut ............................................
5/16-24
20-25
27-34
Idler gear bearing retainer bolts ..................................................................
5/16-24
24-29
33-39
Governor weight shaft bearing retaining bolt ..............................................
5/16-24
15-19
20-16
Camshaft end bearing bolts .......................................................................
3/8-16
35-40
47-54
Engine front cover bolts .............................................................................
3/8-16
25-30
34-41
Flywheel housing bolts ...............................................................................
3/8-16
25-30
34-41
Injector clamp bolts
................................................................................
3/8-16
20-25
27-34
Oil pan bolts
................................................................................
3/8-16
15-20
20-27
Blower side angle bolt ................................................................................3/8-1630-35
41-47
Water outlet cover plate bolt .......................................................................
3/8-16
20-25
27-34
Air inlet housing adaptor-to-blower housing bolt .........................................
3/8-16
16-20
22-27
Air inlet housing-to-adaptor bolts ................................................................
3/8-16
16-20
22-27
Accessory drive disc to camshaft gear bolt ................................................
3/8-24
45-50
61-68
Balance weight-to-camshaft gear bolt ........................................................
3/8-24
15-18
20-24
Blower drive gear hub to spring plate bolt ..................................................
3/8-24
40-45
54-61
Blower drive support bolts and nuts (T engines) ........................................
3/8-24
25-30
34-41
Camshaft intermediate bearing lock screw ................................................
3/8-24
15-20
20-27
Exhaust manifold outlet flange nuts (brass) ...............................................
3/8-24
20-25
27-34
Flywheel housing bolts (threaded into plug nuts) .......................................
3/8-24
25-30
34-41
Flywheel housing cover (small cover) stud nut ...........................................
3/8-24
20-25
27-34
Flywheel housing cover (small hole) bolt ....................................................
3/8-24
30-35
41-47
Fuel Pipe Nuts
................................................................................
3/8-24
12-15
16-20
Left bank accessory drive support bolts and nuts .......................................
3/8-24
25-30
34-41
Compressor wheel locknut ..........................................................................
3/8-24
15-18
14-17
Flywheel housing cover (large hole) bolt ....................................................
7/16-14
30-35
41-47
Generator drive bearing retaining bolt ........................................................
7/16-14
30-35
41-47
Rear accessory drive pulley bolt .................................................................
7/16-14
35
47
Blower end plate-to-cylinder block bolts .....................................................
7/16-14
40-45
54-61
C-2
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