Taylor-Dunn SC-090-24 Operation, T Roubleshooting And Replacement Parts Manual page 127

All torque values are for clean dry zinc plated threads in noncritical steel assemblies of the same hardess
specification. Reduce torque approximately 10-15% for lubricated threads.
Refer to the service section assembly procedure for critical torque values.
Metric, Newton Meters
Dia. Pitch 4.6
3 0.50 0.51
4 0.70 0.95
5 0.80 2.28
6 1.00 3.92
8 1.00 *
1.25 9.48
10 1.00 *
1.25 *
1.50 19.1
12 1.25 *
1.50 *
1.75 32.6
14 1.50 *
2.00 51.9
16 1.50 *
2.00 79.9
18 1.50 *
2.00 *
2.50 110
20 1.50 *
2.00 *
2.50 156
22 1.50 *
2.00 *
2.50 211
24 2.00 *
3.00 270
27 3.00 *
3.00 398
30 2.00 *
3.50 540
*Not available at time of printing
Grade, N-m
8.8 10.9 12.9
* * *
3.1 * *
6.1 * *
10.4 15.5 *
27.0 * *
25.0 37.0 *
57.0 * *
54.0 * *
51.0 75.0 *
96.0 * *
92.0 * *
87.0 160 *
150 * *
140 205 *
* * *
215 310 *
* * *
* * *
300 * *
* * *
* * *
430 * *
* * *
* * *
580 * *
* * *
740 * *
* * *
* * *
* * *
* * *
Metric, Foot Pounds
Dia. Pitch 4.6
3 0.50 0.38
4 0.70 0.7
5 0.80 1.7
6 1.00 2.9
8 1.00 *
1.25 7
10 1.00 *
1.25 *
1.50 14.1
12 1.25 *
1.50 *
1.75 24
14 1.50 *
2.00 38
16 1.50 *
2.00 60
18 1.50 *
2.00 *
2.50 81
20 1.50 *
2.00 *
2.50 115
22 1.50 *
2.00 *
2.50 156
24 2.00 *
3.00 199
27 3.00 *
3.00 293
30 2.00 *
3.50 398
Appendixes
Grade, N-m
8.8 10.9 12.9
* * *
2.3 * *
4.5 * *
7.7 11.4 *
19.9 * *
18.4 27.3 *
42 * *
40 * *
38 55 *
71 * *
68 * *
64 118 *
111 * *
103 151 *
* * *
158 229 *
* * *
* * *
221 * *
* * *
* * *
317 * *
* * *
* * *
428 * *
* * *
524 * *
* * *
* * *
* * *
* * *
Appendixes
Appendix B
Page 7