Introduction
Flush-head for sheet thickness of.040" /1mm and greater
KFH (Flush Head) studs are installed by placing them in punched or drilled holes in the sheets and squeezing into place with any standard press. The sueezing action embeds the head of the stud into the sheet. The metal displaced by the head flows smoothly and evenly around the ribs and in to angular groove. creating a flush head assembly and securely locking the stud in to the sheet with high torque out and push out resistances. Other types such as unthreaded, KTFH (non fush) stud & KHFH (High Pressure) studs are also availble on special order.
All Dimensions are in inches
| Thread size X pinch | Type | Thread Code | Length Code "L" +_0.4 |
Min sheet Thicknesss | Hole Size in sheet +0.08 | Max hole in attachparts | H + 0.4 | S Max | Min Dist hole C/L To Edge | M E T R C |
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| Fastners Material | |||||||||||||||||||||
| Steel | Stainless steel | Aluminium | |||||||||||||||||||
| M2.5 x 0.45 | KFH | KFHS | KFHA | M2.5 | 6 | 8 | 10 | 12 | 15 | 18 | NA | NA | NA | NA | 1 | 2.5 | 3.1 | 4.1 | 1.95 | 5.4 | |
| M3 x 0.5 | KFH | KFHS | KFHA | M3 | 6 | 8 | 10 | 12 | 15 | 18 | 20 | 25 | NA | NA | 1 | 3 | 3.6 | 4.6 | 2.1 | 5.6 | |
| M3.5 x 0.6 | KFH | KFHS | KFHA | M3.5 | 6 | 8 | 10 | 12 | 15 | 18 | 20 | 25 | 30 | NA | 1 | 3.5 | 4.1 | 5.3 | 2.25 | 6.4 | |
| M4 x 0.7 | KFH | KFHS | KFHA | M4 | 6 | 8 | 10 | 12 | 15 | 18 | 20 | 25 | 30 | 35 | 1 | 4 | 4.6 | 5.9 | 2.4 | 7.2 | |
| M5 x 0.8 | KFH | KFHS | KFHA | M5 | NA | 8 | 10 | 12 | 15 | 18 | 20 | 25 | 30 | 35 | 1 | 5 | 5.6 | 6.5 | 2.7 | 7.2 | |
| M6 x 1 | KFH | KFHS | KFHA | M6 | NA | NA | 10 | 12 | 15 | 18 | 20 | 25 | 30 | 35 | 1.6 | 6 | 5.6 | 8.2 | 3 | 7.9 | |
| M8 x 1.25 | KFH | KFHS | KFHA | M8 | NA | NA | NA | 12 | 15 | 18 | 20 | 25 | 30 | 35 | 2.4 | 8 | 8.5 | 9.6 | 3.7 | 9.6 | |