DIN 7981 F - Pan head tapping screws with cross recess H and Z, Form F
Current norm: DIN ISO 7049
Equivalent norms: ISO 7049; CSN 021235; UNI 6954;
Current norm: DIN ISO 7049
| Company | City | Country | Company profile |
|---|---|---|---|
| TOP LUSAVOUGA - Hardware and Tools | Cacia | Portugal | See Detail |
| TOP Lectoe Engineering Fasteners Ltd | Wolverhampton | United Kingdom | See Detail |
| TOP Jiaxing Haina Fastener Co.,Limited | JIAXING | China | See Detail |
| TOP Shanghai Tengri Metal Products Co., Ltd | Shanghai | China | See Detail |
| Motalines Bolts & Fixings | Wellington | United Kingdom | |
| Asia Bolts Industries LLC | Dubai | United Arab Emirates | |
| Boztas Civata | Istanbul | Turkey | |
| PRO TENAX s.r.o. | Habartov | Czech Republic | |
| Hugo Dürholt GmbH & Co. KG | Wermelskirchen | Germany | |
| Kebrell Nuts & Bolts Ltd | Bristol | United Kingdom |
Legend:
d1 - the nominal diameter of the thread
k - head height
d2 - head diameter
L - length of bolt
m - groove width
Makings:
Steel: steel - ISO 2702
Stainless: A2
Plastic: -
Non Ferrous: -
Thread: thread ISO 1478
Notes:
-
Table according to ISO 7049:
dimensions in mm
| Thread size | ST2,2 | ST2,9 | ST3,5 | (ST3,9) | ST4,2 | ST4,8 | ST5,5 | ST6,3 | ||
| P | 0,8 | 1,1 | 1,3 | 1,3 | 1,4 | 1,6 | 1,8 | 1,8 | ||
| a | max. | 0,8 | 1,1 | 1,3 | 1,3 | 1,4 | 1,6 | 1,8 | 1,8 | |
| dk | nominal=max. | 4,2 | 5,6 | 6,9 | 7,5 | 8,2 | 9,5 | 10,8 | 12,5 | |
| min. | 3,9 | 5,3 | 6,54 | 7,14 | 7,84 | 9,14 | 10,37 | 12,07 | ||
| k | nominal=max. | 1,8 | 2,2 | 2,6 | 2,8 | 3,05 | 3,55 | 3,95 | 4,55 | |
| min. | 1,55 | 1,95 | 2,35 | 2,55 | 2,75 | 3,25 | 3,65 | 4,25 | ||
| r | max. | 0,3 | 0,4 | 0,5 | 0,5 | 0,6 | 0,7 | 0,8 | 0,9 | |
| rf | approx. | 3,4 | 4,4 | 5,4 | 5,8 | 6,2 | 7,2 | 8,2 | 9,5 | |
| Cross recess | No. | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | |
| Type H | m | approx. | 2,6 | 3 | 4,2 | 4,4 | 4,6 | 5 | 6,5 | 7,1 |
| Penetration deptd | min. | 0,86 | 1,35 | 1,4 | 1,63 | 1,8 | 2,26 | 2,49 | 3 | |
| max. | 1,32 | 1,8 | 2,03 | 2,26 | 2,46 | 2,87 | 3,15 | 3,66 | ||
| Type Z | m | approx. | 2,4 | 2,9 | 3,9 | 4,1 | 4,3 | 4,7 | 6,2 | 6,7 |
| Penetration deptd | min. | 1,1 | 1,58 | 1,47 | 1,7 | 1,88 | 2,28 | 2,51 | 3,02 | |
| max. | 1,35 | 1,83 | 1,93 | 2,16 | 2,34 | 2,74 | 2,97 | 3,48 | ||
| y | max. | Type C | 2 | 2,6 | 3,2 | 3,5 | 3,7 | 4,3 | 5 | 6 |
| Type F | 1,6 | 2,1 | 2,5 | 2,7 | 2,8 | 3,2 | 3,6 | 3,6 | ||
| l | Type C | Type F | Approximate mass (7,85 kg/dm3), per 1000 units in kg |
|||||||||
| nominal | min. | max. | min. | max. | ||||||||
| 4,5 | 3,7 | 5,3 | 3,7 | 4,5 | 0,174 | |||||||
| 6,5 | 5,7 | 7,3 | 5,7 | 6,5 | 0,214 | 0,424 | ||||||
| 9,5 | 8,7 | 10,3 | 8,7 | 9,5 | 0,274 | 0,532 | 0,84 | 1,07 | 1,26 | 1,85 | ||
| 13 | 12,2 | 13,8 | 12,2 | 13 | 0,344 | 0,658 | 1,02 | 1,29 | 1,5 | 2,18 | 3,24 | 4,32 |
| 16 | 15,2 | 16,8 | 15,2 | 16 | 0,404 | 0,766 | 1,17 | 1,48 | 1,71 | 2,46 | 3,62 | 4,86 |
| 19 | 18,2 | 19,8 | 18,2 | 19 | 0,874 | 1,32 | 1,67 | 1,92 | 2,74 | 4 | 5,4 | |
| 22 | 21,2 | 22,8 | 20,7 | 22 | 1,47 | 1,86 | 2,13 | 3,02 | 4,38 | 5,94 | ||
| 25 | 24,2 | 25,8 | 23,7 | 25 | 1,62 | 2,05 | 2,34 | 3,3 | 4,76 | 6,48 | ||
| 32 | 30,7 | 33,3 | 30,7 | 32 | 2,83 | 3,96 | 5,67 | 7,74 | ||||
| 38 | 36,7 | 39,3 | 36,7 | 38 | 4,52 | 6,45 | 8,82 | |||||
| Product | Date | Country | Detail |
|---|---|---|---|
| fasteners | 2023-05-15 14:13:08 | Netherlands | See Detail |
| DIN 603, DIN 985, DIN 7981 | 2023-02-22 09:31:24 | Germany | See Detail |
| DIN 7981 F | 2022-12-16 09:24:08 | Czech Republic | See Detail |
| DIN 7981 (~ISO 7049) - A2 - ST | 2022-11-21 18:24:52 | Germany | See Detail |
| DIN 7504P | 2022-09-12 14:07:58 | Serbia | See Detail |
| DIN 7981 A2 5.5*65 | 2022-02-11 15:41:11 | Ukraine | See Detail |
| DIN 7981 | 2021-11-26 10:59:56 | Romania | See Detail |
| DIN 7981 A2 C 2,2x4,5 H | 2021-11-17 10:11:38 | Poland | See Detail |
| DIN 7981 A2 C 2,2x4,5 H 5.000.000pcs | 2021-09-23 08:06:21 | Poland | See Detail |
| DIN 7981 | 2021-07-28 23:04:51 | United States | See Detail |
| fasteners | 2021-07-16 09:13:13 | Lebanon | See Detail |
| DIN 7981 F ST2,9x13 (ISO 7049) | 2021-06-15 07:16:45 | Serbia | See Detail |
| DIN 7981 5.5*65 A2 100000 | 2021-04-20 16:07:00 | Ukraine | See Detail |
| DIN 7981 C | 2021-03-24 07:41:22 | India | See Detail |
| DIN 7981-ST2.9*6.5 | 2021-02-12 07:19:54 | Norway | See Detail |
| ISO 7050 type F ST2,2*4,5 | 2021-02-04 18:43:09 | Hong Kong | See Detail |
| DIN 7981 CZ A4 | 2020-10-15 07:47:03 | Malaysia | See Detail |
| DIN 7981 SCREW | 2020-10-14 14:07:10 | India | See Detail |
| Screw 2.9 x 28, DIN 7981, black | 2020-09-02 14:37:31 | Czech Republic | See Detail |
| DIN 7981 A2 4,2x9,5 | 2020-06-17 13:10:42 | Poland | See Detail |
| SCREW DIN 7981 | 2020-06-01 11:51:42 | Estonia | See Detail |
| stainless steel DIN 933, DIN 912, DIN 6799, DIN 7981, DIN 931 | 2020-03-10 15:26:29 | Czech Republic | See Detail |
| Screws - DIN 7981-ST2.9*6.5-F-FzB-Z | 2020-01-15 09:16:29 | Norway | See Detail |
| DIN 7981 ST2,2X6,5-F | 2019-06-17 11:04:33 | United Kingdom | See Detail |
| DIN 7981 | 2019-05-02 07:00:17 | Czech Republic | See Detail |
| DIN 7981 C - Pan head | 2019-04-15 15:41:46 | Bulgaria | See Detail |
| DIN 7981 C | 2019-02-26 19:09:10 | Portugal | See Detail |
| DIN 7981 type F 4.2x15.2 A2 300000pcs | 2018-11-18 08:13:49 | Israel | See Detail |
| DIN 7981 F A2 | 2018-11-05 08:05:26 | Bulgaria | See Detail |
| DIN 7981 F SCREWS IN A2 | 2018-09-13 17:29:14 | Netherlands | See Detail |
| DIN 7981 | 2018-07-12 10:02:11 | Portugal | See Detail |
| DIN 7981 | 2018-07-11 21:39:46 | Egypt | See Detail |
| DIN 7981 | 2017-11-07 07:21:43 | United States | See Detail |
| DIN 7982 , DIN 7981, DIN 7504 | 2017-10-08 13:59:26 | Slovakia | See Detail |
| DIN 7981 4,2x100 | 2017-09-21 13:32:53 | Poland | See Detail |