Size mm / Tolerance |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
1mm < 3mm |
0.006 |
0.010 |
0.014 |
0.025 |
0.040 |
0.060 |
0.100 |
- |
3mm < 6mm |
0.008 |
0.012 |
0.018 |
0.030 |
0.048 |
0.075 |
0.120 |
- |
6mm < 10mm |
0.009 |
0.015 |
0.022 |
0.036 |
0.059 |
0.090 |
0.150 |
- |
10mm < 18mm |
0.011 |
0.018 |
0.027 |
0.043 |
0.070 |
0.110 |
0.180 |
- |
18mm < 30mm |
0.013 |
0.021 |
0.033 |
0.052 |
0.084 |
0.130 |
0.210 |
0.330 |
30mm < 50mm |
0.016 |
0.025 |
0.039 |
0.062 |
0.100 |
0.160 |
0.250 |
0.390 |
50mm < 80mm |
0.019 |
0.030 |
0.046 |
0.074 |
0.120 |
0.190 |
0.300 |
0.460 |
80mm < 120mm |
0.022 |
0.035 |
0.054 |
0.087 |
0.140 |
0.220 |
0.350 |
0.540 |
120mm < 180mm |
- |
0.040 |
0.063 |
0.100 |
0.160 |
0.250 |
0.400 |
0.630 |
180mm < 250mm |
- |
0.046 |
0.072 |
0.115 |
0.185 |
0.290 |
0.460 |
0.720 |
250mm < 315mm |
- |
- |
- |
0.130 |
0.210 |
0.320 |
0.520 |
0.810 |
315mm < 400mm |
- |
- |
- |
- |
- |
0.360 |
0.570 |
0.900 |
400mm < 500mm |
- |
- |
- |
- |
- |
0.400 |
0.630 |
- - |
500mm < 600mm |
- |
- |
- |
- |
- |
0.440 |
0.700 |
- |
USEFUL CONVERSIONS
From |
To |
Multiply by |
From |
To |
Multiply by |
|
Inches |
Millimetres |
25.400 |
Millimetres |
Inches |
0.03937 |
|
Feet |
Metres |
0.3048 |
Metres |
Feet |
3.2808 |
|
Square Inches |
Square Centimetres |
6.4516 |
Square Centimetres |
Square Inches |
0.1550 |
|
Square Feet |
Square Metres |
0.0929 |
Square Metres |
Square Feet |
10.764 |
|
Pounds |
Kilograms |
0.4536 |
Kilograms |
Pounds |
2.2046 |
|
Pounds per foot |
Kilograms Per Metre |
1.4882 |
Kilograms Per Metre |
Pounds per foot |
0.6720 |
|
Tons per Sq. Inch |
Kilograms per Sq. mm |
1.5749 |
Kilograms per Sq. mm |
Tons per Sq. Inch |
0.6350 |
|
Tons per Sq. Inch |
Newtons Per Sq. mm |
15.444 |
Newtons Per Sq. mm |
Tons per Sq. Inch |
0.06475 |
|
Pounds per Sq. Inch |
Newtons Per Sq. mm |
0.00689 |
Newtons Per Sq. mm |
Pounds per Sq. Inch |
145.138 |
PRECISION GROUND SHAFTING
Standard Round Bar Tolerances
(h=minus, k=plus, j=symmetrical)
For details on sizes and tolerances please see ‘Nauticalloy Marine Propeller Shaft Tolerance’ pdf file.