0.3125 Inch Stainless Steel 4-40 flush stud with a 0.1875 Inch hex size and 0.161 Inch mounting hole.
                    | Label | Value | 
|---|---|
| A | 0.157 in | 
| B | 0.012 in | 
| Brand | Accurate Screw | 
| C | 0.038 in | 
| D | 0.018 in | 
| Display Name | 6655204010 | 
| Finish | None | 
| Hex Size | 0.1875 in | 
| Length L | 0.3125 in | 
| Material | Stainless Steel | 
| Model Number | 66552 | 
| Mounting Hole Size | 0.161 in | 
| Panel Thickness | 0.04 in | 
| Thread Size | 4-40 | 
| Label | Value | 
|---|---|
| A | 3.99 mm | 
| B | 0.3 mm | 
| Brand | Accurate Screw | 
| C | 0.97 mm | 
| D | 0.46 mm | 
| Display Name | 6655204010 | 
| Finish | None | 
| Hex Size | 4.76 mm | 
| Length L | 7.94 mm | 
| Material | Stainless Steel | 
| Model Number | 66552 | 
| Mounting Hole Size | 4.09 mm | 
| Panel Thickness | 1.02 mm | 
| Thread Size | 4-40 |