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Product Data – Standardized Hirth Rings |
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| N5 - N40 N45 - N90 |
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Overview of standardized Hirth rings:
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Serrated ring no. |
Outer diameter
of ring
D [mm] |
Inner
diamater
of ring
d [mm] |
Number of teeth
z |
Maximum
transmittable torque
Mmax [Nm] |
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50 |
20 |
12, 24,
36, 48, 60 |
340 |
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100 |
60 |
24, 36,
48, 60, 72 |
940 |
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125 |
85 |
36, 48,
60, 72, 96 |
1,700 |
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160 |
120 |
48, 60,
72, 96, 120 |
2,260 |
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200 |
150 |
48, 60, 72,
96, 120, 144 |
3,720 |
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250 |
200 |
60, 72, 96,
120, 144, 180 |
6,460 |
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280 |
230 |
60, 72, 96,
120, 144, 180 |
7,320 |
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320 |
260 |
72, 96, 120,
144, 180, 240 |
8,330 |
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360 |
300 |
72, 96, 120, 144,
180, 240, 288, 360 |
15,000 |
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400 |
340 |
96, 120, 144,
180, 240, 288, 360 |
16,800 |
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450 |
350 |
96, 120, 144,
180, 240, 288, 360 |
25,500 |
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500 |
400 |
120, 144, 180,
240, 288, 360 |
28,800 |
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560 |
450 |
144, 180, 240,
288, 360, 720 |
46,700 |
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630 |
520 |
144, 180, 240,
288, 360, 720 |
53,500 |
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710 |
590 |
144, 180, 240,
288, 360, 720 |
60,300 |
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800 |
670 |
180, 240,
288, 360, 720 |
87,500 |
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900 |
760 |
240, 288,
360, 720 |
98,600 |
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