buell s1 lightning '97 Manual
B-3
*Torque values in
in-lbs.
foot-pounds
(ft-lbs) x 1.356 =
Newton-meters
(Nm)
inch-pounds
(in-lbs) x 0.113 =
Newton-meters
(Nm)
Table B-2. English Torque Values
FASTENER
TYPE
MINIMUM
TENSILE
STRENGTH
MATERIAL
BODY SIZE OR OUTSIDE DIAMETER
# (number)
in. (inches)
2
3
4
5
6
8
10
1/4
5/16
3/8
7/16
1/2
9/16
5/8
3/4
7/8
1
SAE 2
STEEL
74,000
PSI
LOW
CARBON
6
12
20
32
47
69
96
155
206
310
SAE 5
STEEL
120,000
PSI
MEDIUM
CARBON HEAT
TREAT
14*
22*
10
19
33
54
78
114
154
257
382
587
SAE 7
STEEL
133,000
PSI
MEDIUM
CARBON
ALLOY
13
25
44
71
110
154
215
360
570
840
SAE 8
STEEL
150,000
PSI
MEDIUM
CARBON
ALLOY
14
29
47
78
119
169
230
380
600
900
SAE 8
STEEL
150,000
PSI
MEDIUM
CARBON
ALLOY
14
29
47
78
119
169
230
380
600
900
SOCKET
SET
SCREW
212,000
PSI
HIGH CARBON
QUENCHED
TEMPERED
9*
16*
30*
70*
140*
18
29
43
63
100
146
STUDS
Use SAE 2, 5 and 8 values when grade is known, with nut of sufficient strength.
Table B-3. Metric Torque Values
FASTENER
TYPE
MINIMUM
TENSILE
STRENGTH
MATERIAL
BODY SIZE OR OUTSIDE DIAMETER
# (number)
mm (millimeters)
2
3
4
5
6
8
10
6.4
7.9
9.5
11.1
12.7
14.3
15.9
19.1
22.2
25.4
SAE 2
STEEL
5,202
kg/cm
2
LOW
CARBON
8.3
16.6
27.7
44.3
65.0
95.4
132.8
214.4
283.5
428.7
SAE 5
STEEL
8,436
kg/cm
2
MEDIUM
CARBON HEAT
TREAT
1.6
2.5
13.8
26.3
45.6
74.7
107.9
157.7
213.0
355.4
528.3
811.8
SAE 7
STEEL
9,350
kg/cm
2
MEDIUM
CARBON
ALLOY
18.0
34.6
60.8
98.2
152.1
213.0
297.3
497.9
788.3
1161.7
SAE 8
STEEL
10,545
kg/cm
kg/cm
2
MEDIUM
CARBON
ALLOY
19.4
40.1
65.0
107.9
164.6
233.7
318.1
525.5
829.8
1220.0
SAE 8
STEEL
10,545
kg/cm
kg/cm
2
MEDIUM
CARBON
ALLOY
19.4
40.1
65.0
107.9
164.6
233.7
318.1
525.5
829.8
1220.0
SOCKET
SET
SCREW
14,904
kg/cm
kg/cm
2
HIGH CARBON
QUENCHED
TEMPERED
1.0
1.8
3.4
8.1
16.1
24.9
40.1
59.5
87.1
138.3
201.9
STUDS
Use SAE 2, 5 and 8 values when grade is known, with nut of sufficient strength.