Tightening Torques For Special Use Screws, Bolts And Nuts - Kubota SM-E4B Series Workshop Manual

SM-E4B SERIES, WSM
[2] TIGHTENING TORQUES FOR SPECIAL USE SCREWS, BOLTS
AND NUTS
NOTE
• For "*" marked screws, bolts and nuts on the table, apply engine oil to their threads and seats before
tightening.
• The letter "M" in Size × Pitch means that the screw, bolt or nut dimension stands for metric. The size is
the nominal outside diameter in mm of the threads. The pitch is the nominal distance in mm between two
threads.
Item
*Cylinder head cover screw
Injection pipe retaining nut
Overflow pipe retaining nut
Nozzle holder assembly
Glow plug
*Rocker arm bracket nut
*Cylinder head screw
*Fan drive pulley screw
*Idle gear shaft mounting screw
Oil pump mounting screw
*Connecting rod screw
*Flywheel screw
Bearing case cover mounting screw
*Main bearing case screw 2
*Main bearing case screw 1
Oil pressure switch
Nozzle holder
Starter's terminal B mounting nut
(Electromagnetic drive type)
Starter's terminal B mounting nut
(Planetary gear reduction type)
Dynamo's pulley nut
Alternator's pulley nut
Drain plug with copper gasket
Drain plug with copper gasket
Drain plug with rubber coated gasket
Dimension ×
N·m
Pitch
M6 × 1 9.81 to 11.2
M12 × 1.5 25 to 34
M12 × 1.5 20 to 24
M20 × 1.5 49 to 68
M8 × 1 7.9 to 14
M6 × 1 9.81 to 11.2
M8 × 1.25 38 to 42
M12 × 1.5 118 to 127
M6 × 1 9.81 to 11.2
M8 × 1.25 17.7 to 21.5
M7 × 0.75 27 to 30
M10 × 1.25 54 to 58
M6 × 1 9.81 to 11.2
M7 × 1 27 to 30
M6 × 1 13 to 15
PT 1/8 15 to 19
– 35 to 39
M8 7.9 to 9.8
M8 5.9 to 11
M10 × 1.25 40 to 44
– 58.4 to 78.9
M12 × 1.25 33 to 37
M22 × 1.5 64 to 73
M22 × 1.5 45 to 53
1-S13
kgf·m lbf·ft
1.00 to 1.15 7.24 to 8.31
2.5 to 3.5 18 to 25
2.0 to 2.5 15 to 18
5.0 to 7.0 37 to 50
0.80 to 1.5 5.8 to 10
1.00 to 1.15 7.24 to 8.31
3.8 to 4.3 28 to 31
12.0 to 13.0 86.8 to 94.0
1.00 to 1.15 7.24 to 8.31
1.80 to 2.20 13.1 to 15.9
2.7 to 3.1 20 to 22
5.5 to 6.0 40 to 43
1.00 to 1.15 7.24 to 8.31
2.7 to 3.1 20 to 22
1.3 to 1.6 9.4 to 11
1.5 to 2.0 11 to 14
3.5 to 4.0 26 to 28
0.80 to 1.0 5.8 to 7.2
0.60 to 1.2 4.4 to 8.6
4.0 to 4.5 29 to 32
5.95 to 8.05 43.1 to 58.2
3.3 to 3.8 24 to 27
6.5 to 7.5 47 to 54
4.5 to 5.5 33 to 39
9Y1210785ENS0005US0
KiSC issued 01, 2013 A
ENGINE