National Crane 1-21-2019 Control # 104-07 1-13
1400A SERVICE MANUAL INTRODUCTION
M20x1
8.8 405.7 395.5 385.4
10.9 577.8 563.3 548.9
12.9 676.1 659.2 642.3
M20x1.5
8.8 386.0 376.3 366.7
10.9 549.7 535.9 522.2
12.9 643.3 627.2 611.1
M22x1.5
8.8 520.8 507.8 494.8
10.9 741.7 723.2 704.7
12.9 868.0 846.3 824.6
M24x2
8.8 655.8 639.4 623.0
10.9 934.0 910.6 887.3
12.9 1092.9 1065.6 1038.3
M27x2
8.8 951.4 927.6 903.8
10.9 1355.0 1321.1 1287.2
12.9 1585.6 1546.0 1506.3
M30x1.5
8.8 1369.2 1334.9 1300.7
10.9 1950.0 1901.3 1852.5
12.9 2281.9 2224.9 2167.8
M30x2
8.8 1324.6 1291.5 1258.4
10.9 1886.6 1839.4 1792.2
12.9 2207.7 2152.5 2097.3
M33x2
8.8 1784.5 1739.9 1695.3
10.9 2541.6 2478.0 2414.5
12.9 2974.2 2899.8 2825.4
M36x2
8.8 2340.1 2281.6 2223.1
10.9 3332.8 3249.5 3166.2
12.9 3900.2 3802.6 3705.1
Table 1-5 Metric Series Screws of STAINLESS STEEL A2-70/A4-70 with Coarse Threads
Size Torque (Nm)
M2.5x0.45 0.4
M3x0.5 0.9
M4x0.7 1.5
M5x0.8 3.1
M6x1 5.3
Table 1-4 Metric Series with Fine Threads – Zinc Flake Coated (Continued)
Nominal Size, Threads per
Inch, and Series
Designation
Property
Class
Torque (Nm)
Maximum Nominal Minimum
Fo
r
Reference
Only