DIN 7978 Standard Dimensions for Taper pins with internal thread
Technical History and International Equivalents of DIN 7978
This norm has been cancelled
This norm has been replaced by DIN EN 28736
Taper pins with internal thread
Dimensional Drawing and Technical Diagrams
Key Dimensions and Technical Parameters
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Dimensions in mm - source DIN 7978Withdrawn Publication date: 02 / 1977 |
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d1 max
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d2 nom | a | t1 nom |
t2 min
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t3 nom |
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6
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M4 x 0.7 | 0.8 | 6 | 10 | 1 |
| 8 | M5 x 0.8 | 1 | 8 | 12 | 1.2 |
| 10 | M6 x 1 | 1.2 | 10 | 16 | 1.2 |
| 12 | M8 x 1.25 | 1.6 | 12 | 20 | 1.2 |
| 16 | M10 x 1.5 | 2 | 16 | 25 | 1.5 |
| 20 | M12 X 1.75 | 2.5 | 18 | 28 | 1.5 |
| 25 | M16 X 2 | 3 | 24 | 35 | 2 |
| 30 | M20 X 2.5 | 4 | 30 | 40 | 2 |
| 40 | M20 X 2.5 | 5 | 30 | 40 | 2.5 |
| 50 | M24 X 3 | 6.3 | 36 | 50 | 2.5 |
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DIN 7978 - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
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| d1 | 6 | 8 | 10 | 12 | 16 | 20 | 25 | 30 | 40 | 50 |
| nominal length l | ||||||||||
| 16 | 2.77 | |||||||||
| 18 | 3.27 | 5.55 | ||||||||
| 20 | 3.77 | 6.41 | ||||||||
| 22 | 4.28 | 7.28 | 10.7 | |||||||
| 24 | 4.79 | 8.12 | 12 | |||||||
| 26 | 5.31 | 9.02 | 13.4 | 16.5 | ||||||
| 28 | 5.84 | 9.92 | 14.7 | 18.4 | ||||||
| 30 | 6.37 | 10.8 | 16.1 | 20.4 | ||||||
| 32 | 6.91 | 11.8 | 17.5 | 22.3 | 37.3 | |||||
| 35 | 7.73 | 13.1 | 19.6 | 25.3 | 42.5 | |||||
| 40 | 9.13 | 15.5 | 23.2 | 30.3 | 51.1 | 78 | ||||
| 45 | 10.5 | 17.9 | 26.8 | 35.4 | 59.9 | 91 | ||||
| 50 | 12 | 20.4 | 30.5 | 40.6 | 68.7 | 105 | 144 | |||
| 55 | 13.5 | 22.9 | 34.2 | 45.8 | 77.7 | 118 | 165 | |||
| 60 | 15.1 | 25.5 | 38.1 | 51.1 | 86.8 | 132 | 186 | 246 | ||
| 65 | 28.1 | 42 | 56.5 | 95.8 | 146 | 208 | 276 | |||
| 70 | 30.8 | 45.9 | 62 | 105 | 160 | 229 | 307 | |||
| 75 | 33.5 | 49.9 | 67.6 | 115 | 174 | 251 | 337 | |||
| 80 | 36.3 | 54 | 73.2 | 124 | 188 | 272 | 368 | 708 | ||
| 85 | 58.2 | 78.9 | 134 | 203 | 294 | 399 | 762 | |||
| 90 | 62.4 | 84.7 | 143 | 217 | 316 | 430 | 815 | |||
| 95 | 66.7 | 90.6 | 153 | 232 | 338 | 461 | 869 | |||
| 100 | 71.1 | 96.4 | 163 | 247 | 361 | 492 | 923 | 1396 | ||
| 120 | 121 | 204 | 308 | 452 | 620 | 1143 | 1731 | |||
| 140 | 246 | 370 | 546 | 751 | 1366 | 2072 | ||||
| 160 | 291 | 435 | 642 | 885 | 1594 | 2419 | ||||
| 180 | 502 | 741 | 1022 | 1826 | 2770 | |||||
| 200 | 572 | 843 | 1163 | 2062 | 3126 | |||||