
Suppliers of Taper pins with internal thread, unhardened
This product is regulated by the following standards:
Technical data
Taper pins with internal thread, unhardened

This product is regulated by the following standards:
Standard DIN EN 28736
This standard DIN EN 28736 specifies the characteristics of unhardened taper pins with internal thread, and metric dimensions and nominal diameters, d, from 6 to 50 mm inclusive.

Dimensions in mm - source DIN EN 28736 |
|||||
Publication date: 10/1992 Supersedes DIN 7878: 02/1977 | |||||
d1 max
|
d2 nom | a | t1 nom |
t2 min
|
t3 nom |
6
|
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 |
DIN EN 28736 - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
||||||||||
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 |
Standard DIN 7978
Taper pins with internal thread

Dimensions in mm - source DIN 7978 Withdrawn Publication date: 02 / 1977 |
|||||
d1 max
|
d2 nom | a | t1 nom |
t2 min
|
t3 nom |
6
|
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 |
DIN 7978 - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
||||||||||
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 |
Standard UNI 7284
Taper pins with internal thread, unhardened

Details
Taper pins with internal thread, unhardened

Dimensions in mm - source DIN 28736 |
|||||
Publication date: 10/1992 Supersedes DIN 7878: 02/1977 | |||||
d1 max
|
d2 nom | a | t1 nom |
t2 min
|
t3 nom |
6
|
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 |
Din 28736 - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
||||||||||
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 |
Full list of Suppliers of Taper pins with internal thread, unhardened

Founded in 1969, Buora D.P.U. is a distributor certified following ISO 9001.
The company offers the complete range of high strength fasteners, ready on stock, both coarse and fine pitches with metric and inch threads.
Distributor of prestigious brands such as UNBRAKO and NORD-LOCK, for Buora D.P.U. the service always comes first, therefore there is not minimum quantity required.
EurEx Rettifica, founded in 1969, is specialised in the production of standardised elements for dies.
In addition to the production of DIN 9861 punches and DIN 1530 extractors, we also manufacture dowel and taper pins according to standard and customer drawing.
Thanks to our in-house workshop, we can adapt finished product inventories to our customers'' needs.
We are a trusted name in the automotive manufacturing sector, known for our expertise in dowel pins and hollow pins and with a strong reputation for reliability and innovation. Over the years, we have honed our craftsmanship and deepened our knowledge, allowing us to offer superior solutions to our valued clients.
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UNI EN ISO 9001:2015 certified company.
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