Case 750L, Руководство по ремонту

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INTRODUCTION
GRADE 8.8 Bolts Nuts and Studs GRADE 10.9 Bolts. Nuts and Studs
Drv Drv
SIZE Nm lb/in lb/ft Nm lb/in lb/ft
M30 1375 to 1545 1010 to 1140 1900 to 2140 1400 to 1580
M36 2400 to 2700 1770 to 1990 3315 to 3730 2445 to 2750
Use the above torques when specifications are not given .
These values apply to fasteners with both coarse and fine threads as received from supplier, plated or unplated,
or when lubricated with engine oil . These values do not apply if graphite or Molydisulfide grease or oil is used .
Use of a click type torque wrench, or better is required .
Grade 12.9 Bolts. Nuts. and Studs
0
Usually torque values specified to grade 10.9 fasteners can be used satisfactorily on grade 12.9 fasteners .
TORQUE SPECIFICATIONS - STEEL HYDRAULIC FITTINGS
37 Degree Flare Fitting
Nom. SAE Tube OD/Hose ID Thread Size Newton
Dash Size metres
-2
5/16 - 24
8 to 9
-3 3/8 - 24 11 to 12
-4 6.4 mm 1/4 inch 7/16 - 20 14 to 16
-5 7.9mm 5/16 inch 1/2 - 20 18 to 21
-6 9.5mm 3/8 inch 9/16 - 18 27 to 33
-8 12.7 mm
1/2 inch 3/4 - 16
46 - 56
-10 15.9 mm 5/8 inch 7/8 - 14 77 to 85
-12 19.0 mm 3/4 inch 1-1/16 - 12 107 to 119
-14 22.2 mm 7/8 inch 1-3/16 -12 127 to 140
-16 25.4 mm 1.0 inch 1-5/16 - 12 131 to 156
-20 31.8 mm
1-1/4 inch 1-5/8 - 12
197 to 223
-24 38.1 mm 1-1/2 inch 1-7/8 - 12 312 to 338
Straight Thread with 0-ring
Nom. SAE Tube OD/Hose ID Thread Size Newton
Dash Size metres
-2 5/16 - 24 8 to 9
-3 3/8 - 24 11 to 12
-4
6.4 mm 1/4 inch 7/16 - 20 20 to 25
-5 7.9 mm 5/16 inch 1/2 - 20 27 to 33
-6 9.5 mm 3/8 inch 9/16 - 18 43 to 54
-8 12.7 mm 1/2 inch
3/4 - 16
73 to 90
-10 15.9 mm 5/8 inch 7/8 - 14 100 to 124
-12 19.0 mm 3/4 inch 1-1/16 - 12 138 to 173
-14 22.2 mm 7/8 inch 1-3/16 - 12 173to 216
-16 25.4 mm 1.0 inch 1-5/16 - 12 203 to 253
-20 31.8 mm 1-1/4 inch 1-5/8 - 12 308 to 357
-24 38.1 mm 1-1/2 inch 1-7/8 - 12 492 to 542
Split Flange Mounting Bolts
Size Newton metres lb/in
5/16 - 18 20 to 27 180 to 240
3/8 - 16 27 to 34 240 to 300
7/16 - 14 47 to 61 420 to 540
1/2 - 13 74 to 88
5/8 - 11 190 to 203
87728445 1 2/28/2008
9
lb/in lb/ft
72 to 84
96 to 108
120 to 144
156 to 192
240 to 300
408 to 504
684 to 756
79 to 88
94 to 103
97 to 117
145 to 165
230 to 250
lb/in lb/ft
72 to 84
96 to 108
180 to 228
240 to 300
384 to 480
648 to 804
74 to 92
102 to 128
128 to 160
150 to 187
227 to 264
363 to 400
lb/ft
55 to 65
140 to 150
I