Stud bolts
DIN 938 – Studs with metal end ≈ 1 d
DIN 938. Dimensions from the HBS technical datasheet – in stock, with EN 10204 3.1 / 3.2 certificates.
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Abmessungen
DIN 938 dimension tables.
Dimensions in mm
| Thread d | M3 | M4 | M5 | M6 | M7 | M8 | M10 | M12 | M14 | M16 | M18 | M20 | M22 | M24 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P | coarse | 0.5 | 0.7 | 0.8 | 1 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 |
| fine | – | – | – | – | – | M8 × 1 | M10 × 1.25 | M12 × 1.25 | M14 × 1.5 | M16 × 1.5 | M18 × 1.5 | M20 × 1.5 | M22 × 1.5 | M24 × 2 | |
| – | – | – | – | – | – | – | – | M12 × 1.5 | – | – | – | – | – | – | |
| b1 | – | 3 | 4 | 5 | 6 | 7 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 24 |
| b2 | l ≤ 125 | 12 | 14 | 16 | 18 | 20 | 22 | 26 | 30 | 34 | 38 | 42 | 46 | 50 | 54 |
| 125 < l ≤ 200 | 18 | 20 | 22 | 24 | 26 | 28 | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | |
| l > 200 | – | – | – | – | – | – | 45 | 49 | 53 | 57 | 61 | 65 | 69 | 73 | |
| x1 | max. | 1.25 | 1.75 | 2 | 2.5 | 2.5 | 3.2 | 3.8 | 4.3 | 5 | 5 | 6.3 | 6.3 | 6.3 | 7.5 |
| x2 | max. | 0.7 | 0.9 | 1 | 1.25 | 1.25 | 1.6 | 1.9 | 2.2 | 2.5 | 2.5 | 3.2 | 3.2 | 3.2 | 3.8 |
| Thread d | M27 | M30 | M33 | M36 | M39 | M42 | M45 | M48 | M52 | |
|---|---|---|---|---|---|---|---|---|---|---|
| P | coarse | 3 | 3.5 | 3.5 | 4 | 4 | 4.5 | 4.5 | 5 | 5 |
| fine | M27 × 2 | M30 × 2 | M33 × 2 | M36 × 3 | M39 × 3 | M42 × 3 | M45 × 3 | M48 × 3 | M52 × 3 | |
| b1 | – | 25 | 30 | 32 | 35 | 38 | 42 | 45 | 48 | 52 |
| b2 | l ≤ 125 | 60 | 66 | 72 | 78 | 84 | 90 | 96 | 102 | 110 |
| 125 < l ≤ 200 | 66 | 72 | 78 | 84 | 90 | 96 | 102 | 108 | 116 | |
| l > 200 | 79 | 85 | 91 | 97 | 103 | 109 | 115 | 121 | 129 | |
| x1 | max. | 7.5 | 9 | 9 | 10 | 10 | 11 | 11 | 12.5 | 12.5 |
| x2 | max. | 3.8 | 4.5 | 4.5 | 5 | 5 | 5.5 | 5.5 | 6.3 | 6.3 |
Weight per 1000 pieces in kg (steel, 7.85 kg/dm³), by nominal length l in mm
| l | M3 | M4 | M5 | M6 | M7 | M8 | M10 | M12 | M14 | M16 | M18 | M20 | M22 | M24 | M27 | M30 | M33 | M36 | M39 | M42 | M45 | M48 | M52 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 18 | 0.981 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 20 | 1.09 | 1.95 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 22 | 1.2 | 2.15 | 3.47 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 25 | 1.37 | 2.44 | 3.93 | 5.68 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 28 | 1.53 | 2.74 | 4.39 | 6.35 | 8.99 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 30 | 1.64 | 2.94 | 4.7 | 6.79 | 9.59 | 12.5 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 35 | – | 3.43 | 5.47 | 7.9 | 11.1 | 14.8 | 23.2 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 40 | – | 3.93 | 6.24 | 9.01 | 12.6 | 16.4 | 26.3 | 38.8 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 45 | – | – | 7.01 | 10.1 | 14.1 | 18.4 | 29.4 | 43.2 | 60 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 50 | – | – | 7.78 | 11.2 | 15.6 | 20.4 | 32.4 | 47.7 | 66 | 89.6 | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 55 | – | – | – | 12.3 | 17.1 | 22.4 | 35.5 | 52.1 | 72.1 | 97.5 | 123 | – | – | – | – | – | – | – | – | – | – | – | – |
| 60 | – | – | – | 13.4 | 18.7 | 24.3 | 38.6 | 56.6 | 78.1 | 105 | 133 | 170 | – | – | – | – | – | – | – | – | – | – | – |
| 65 | – | – | – | – | 20.2 | 26.3 | 41.7 | 61 | 84.2 | 113 | 143 | 182 | 226 | – | – | – | – | – | – | – | – | – | – |
| 70 | – | – | – | – | 21.7 | 28.3 | 44.8 | 65.4 | 90.2 | 121 | 153 | 195 | 241 | 287 | – | – | – | – | – | – | – | – | – |
| 75 | – | – | – | – | – | 30.3 | 47.9 | 69.9 | 96.3 | 129 | 163 | 207 | 256 | 305 | 392 | – | – | – | – | – | – | – | – |
| 80 | – | – | – | – | – | 32.2 | 50.9 | 74.3 | 102 | 137 | 173 | 219 | 271 | 323 | 414 | – | – | – | – | – | – | – | – |
| 85 | – | – | – | – | – | – | 54 | 78.8 | 108 | 145 | 183 | 232 | 286 | 340 | 437 | 553 | – | – | – | – | – | – | – |
| 90 | – | – | – | – | – | – | 57.1 | 83.2 | 114 | 153 | 193 | 244 | 301 | 358 | 459 | 580 | 718 | – | – | – | – | – | – |
| 95 | – | – | – | – | – | – | 60.2 | 87.6 | 120 | 161 | 203 | 256 | 316 | 376 | 482 | 608 | 752 | – | – | – | – | – | – |
| 100 | – | – | – | – | – | – | 63.3 | 92.1 | 126 | 169 | 213 | 269 | 330 | 394 | 504 | 636 | 785 | 942 | – | – | – | – | – |
| 110 | – | – | – | – | – | – | – | 101 | 139 | 184 | 233 | 293 | 360 | 429 | 549 | 691 | 852 | 1022 | 1228 | – | – | – | – |
| 120 | – | – | – | – | – | – | – | 110 | 151 | 200 | 253 | 318 | 390 | 465 | 594 | 747 | 919 | 1102 | 1322 | 1550 | 1822 | – | – |
| 130 | – | – | – | – | – | – | – | – | 163 | 216 | 273 | 342 | 420 | 500 | 639 | 802 | 986 | 1182 | 1416 | 1659 | 1947 | 2216 | – |
| 140 | – | – | – | – | – | – | – | – | 175 | 232 | 293 | 367 | 450 | 536 | 684 | 858 | 1054 | 1262 | 1509 | 1767 | 2072 | 2358 | 2837 |
| 150 | – | – | – | – | – | – | – | – | – | 247 | 313 | 392 | 480 | 571 | 729 | 913 | 1121 | 1342 | 1603 | 1876 | 2197 | 2500 | 3004 |
| 160 | – | – | – | – | – | – | – | – | – | 263 | 333 | 417 | 509 | 607 | 774 | 969 | 1188 | 1421 | 1697 | 1985 | 2321 | 2642 | 3170 |
| 170 | – | – | – | – | – | – | – | – | – | – | 353 | 441 | 539 | 642 | 819 | 1024 | 1255 | 1501 | 1791 | 2094 | 2446 | 2784 | 3337 |
| 180 | – | – | – | – | – | – | – | – | – | – | 373 | 466 | 569 | 678 | 864 | 1080 | 1322 | 1581 | 1884 | 2202 | 2571 | 2926 | 3504 |
| 190 | – | – | – | – | – | – | – | – | – | – | – | 491 | 599 | 713 | 909 | 1135 | 1389 | 1661 | 1978 | 2311 | 2696 | 3068 | 3671 |
| 200 | – | – | – | – | – | – | – | – | – | – | – | 515 | 629 | 749 | 953 | 1191 | 1456 | 1741 | 2072 | 2420 | 2821 | 3210 | 3837 |
| 220 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 1043 | 1302 | 1591 | 1901 | 2259 | 2637 | 3071 | 3494 | 4171 |
| 240 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 1133 | 1413 | 1725 | 2061 | 2447 | 2855 | 3320 | 3779 | 4504 |
| 260 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 1223 | 1524 | 1859 | 2220 | 2635 | 3072 | 3570 | 4063 | 4838 |
| 280 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 1313 | 1635 | 1994 | 2380 | 2822 | 3290 | 3820 | 4347 | 5171 |
| 300 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 1746 | 2128 | 2540 | 3010 | 3507 | 4069 | 4631 | 5504 |
| 320 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 2262 | 2700 | 3197 | 3725 | 4319 | 4915 | 5838 |
| 340 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 2396 | 2860 | 3385 | 3942 | 4569 | 5199 | 6171 |
| 360 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 3019 | 3572 | 4160 | 4819 | 5483 | 6505 |
| 380 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 3760 | 4377 | 5068 | 5767 | 6838 |
| 400 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 3947 | 4595 | 5318 | 6051 | 7172 |
- d
- Nominal thread diameter
- P
- Thread pitch
- b1
- Metal-end thread, ≈ 1 d
- b2
- Nut-end thread
- l
- Nominal length
- x1
- Run-out, normal
Metal end (b1) is screwed into the tapped hole; the nut end (b2) takes the nut. b2 depends on the nominal length l, as shown. The length l excludes the metal end.
Grades and finishes – configure at hbsfasteners.nl/products/stud-bolts.
– : not standardised or no confirmed value. Lengths with tolerance js15.
FAQ
DIN 938 – frequently asked questions.
- What is DIN 938?
- DIN 938 is the standard for studs with metal end ≈ 1 d (DIN 938). HBS Solutions supplies DIN 938 stud bolts from stock, with EN 10204 3.1 / 3.2 certificates.
- Which sizes does DIN 938 cover?
- The HBS datasheet lists DIN 938 from M3 to M24. The full dimension tables are on this page and in the free PDF datasheet.
- How do I order DIN 938 stud bolts?
- Configure the part online or send your parts list through the quote form; HBS Solutions replies with a quotation within 24 hours. Stock items ship from 500.000+ pieces in stock in Almere, the Netherlands.
Related standards
Related standards.
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