freightliner COLUMBIA CL112 Maintenance Manual page 29

00
Torque Specifications Tables: 00–13
Torque Values for U.S. Customary Thread Fasteners With Dry (Unlubricated)
Thread
Diameter– Grade 5 Bolt
Pitch
Torque: lbf·ft (N·m)
1/4–20
1/4–28
5/16–18
5/16–24
3/8–16
3/8–24
7/16–14
7/16–20
1/2–13
1/2–20
9/16–12
9/16–18
5/8–11
5/8–18
3/4–10
3/4–16
7/8–9
7/8–14
1–8
1–12
1–14
*
Threads may have residual oil, but will be dry to the touch.
†
Male and female threads (bolt and nut) must both be unlubricated and unplated; if either is plated or lubricated, use
all plated and unplated fasteners be coated with oil before installation.
Table 19, Torque Values for U.S. Customary Thread Fasteners With Dry (Unlubricated) Plain (Unplated) Threads
00/22
Regular Hex
Grade 5 or B
Nut
f230002 f230003
8 (11)
9 (12)
15 (20)
17 (23)
28 (38)
31 (42)
45 (61)
50 (68)
70 (95)
75 (102)
100 (136)
110 (149)
135 (183)
155 (210)
240 (325)
270 (366)
385 (522)
425 (576)
580 (786)
635 (861)
650 (881)
Grade 8 or 8.2 Grade 8 or C
Bolt Nut
Torque: lbf·ft (N·m)
f230004
10 (14)
12 (16)
22 (30)
25 (34)
40 (54)
45 (61)
65 (88)
70 (95)
95 (129)
110 (149)
140 (190)
155 (210)
190 (258)
215 (292)
340 (461)
380 (515)
540 (732)
600 (813)
820 (1112)
900 (1220)
915 (1241)
General Information
*
Plain (Unplated) Threads
Flanged
Grade 8 or 8.2
Bolt
Torque: lbf·ft (N·m)
f230005
f230008
—
—
22 (30)
—
40 (54)
—
65 (88)
—
95 (129)
—
140 (190)
—
190 (258)
—
340 (461)
—
—
—
—
—
—
Table 18. Freightliner recommends that
Columbia Maintenance Manual, February 2010
†
Grade G Nut
f230009