0 specifications, 1 hardware torque, 1 sae – Seed Hawk TOOLBAR 2012 User Manual
Page 21: 2 metric, 3 flare-type tube fittings, Hardware torque
Seed Hawk Manual
Tool Bar
Page 14
3.0 SPECIFICATIONS
3.1 HARDWARE TORQUE
NOTE: DO NOT use the values in the Bolt Torque Charts if a different torque
value or tightening procedure is given for a specific application.
3.1.1 SAE
Bolt Diameter
Bolt Torque
inches
SAE 5
N·m (lb-ft)
SAE 8
N·m (lb-ft)
1/4
11 (8)
16 (12)
5/16
23 (17)
33 (24)
3/8
41 (30)
61 (45)
7/16
68 (50)
95 (70)
1/2
110 (80)
155 (115)
9/16
149 (110)
210 (155)
5/8
203 (150)
285 (210)
3/4
366 (270)
508 (375)
7/8
536 (395)
827 (610)
1
800 (590)
1234 (910)
3.1.2 Metric
Bolt Diameter
Bolt Torque
mm
8.8
N·m (lb-ft)
10.9
N·m (lb-ft)
M3
0.5 (0.4)
1.8 (1.3)
M4
3 (2.2)
4.5 (3.3)
M5
6 (4)
9 (7)
M6
10 (7)
15 (11)
M8
25 (18)
35 (26)
M10
50 (37)
70 (52)
M12
90 (66)
125 (92)
M14
140 (103)
200 (148)
M16
225 (166)
310 (229)
M20
435 (324)
610 (450)
M24
750 (555)
1050 (774)
M30
1495 (1103)
2100 (1550)
M36
2600 (1917)
3675 (2710)
3.1.3 Flare-Type Tube Fittings
Tube Size
OD
in
Nut Size
across flats
in
Torque
N·m (lb-ft)
Recommended #
Turns (after
finger tightening)
turns (flats)
3/16
7/16
8 (6)
1/6 (1)
1/4
9/16
12 (9)
1/6 (1)
5/16
5/8
16 (12)
1/6 (1)
3/8
11/16
24 (18)
1/6(1)
1/2
7/8
46 (34)
1/6 (1)
5/8
1
62 (46)
1/6 (1)
3/4
1-1/4
102 (75)
1/8 (0.75)
7/8
1-3/8
122 (90)
1/8 (0.75)