DIN7504K Hex Washer Self Drilling Screw
DIN7504K Hex Washer Self Drilling Screws are a type of fastener commonly used in construction and manufacturing industries. These screws are designed with a hexagonal head and a built-in washer, making them easy to install and resistant to loosening.
Product Description
Specification of DIN7504K Hex Washer Self-Drilling Screw
According to DIN7504K, (ANSI B18.6.4) & Customer’s design to make.
| d | ST3.5 | (ST3.9) | ST4.2 | ST4.8 | ST5.5 | ST6.3 | |
| c | min. | 0.6 | 0.6 | 0.9 | 0.9 | 1 | 1 |
| dc | max. | 8.3 | 8.3 | 8.8 | 10.5 | 11 | 13.2 |
| min. | 7.6 | 7.6 | 8.2 | 9.8 | 10 | 12.2 | |
| f2) | ≈ | 0.4 | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 |
| e | min. | 5.96 | 5.96 | 7.59 | 8.71 | 8.71 | 10.95 |
| k | max. | 3.45 | 3.45 | 4.25 | 4.45 | 5.45 | 6.45 |
| k’2) | min. | 3.2 | 3.2 | 4 | 4.15 | 5.15 | 6.15 |
| min. | 1.55 | 1.55 | 1.9 | 2 | 2.7 | 3.3 | |
| n | Nominal size | 1 | 1 | 1.2 | 1.2 | 1.6 | 1.6 |
| min. | 1.06 | 1.06 | 1.26 | 1.26 | 1.66 | 1.66 | |
| max. | 1.2 | 1.2 | 1.51 | 1.51 | 1.91 | 1.91 | |
| r | max. | 0.5 | 0.5 | 0.6 | 0.7 | 0.8 | 0.9 |
| s | Nominal size | 5.5 | 5.5 | 7 | 8 | 8 | 10 |
| min. | 5.32 | 5.32 | 6.78 | 7.78 | 7.78 | 9.78 | |
| t | min. | 1 | 1 | 1.2 | 1.4 | 1.6 | 1.8 |
| max. | 1.4 | 1.4 | 1.6 | 1.8 | 2 | 2.2 | |
Payment Terms:L/C,T/T
Packaging & Shipping
- Packaging: Plastic woven bag, carton or according to customer requirements
- Shipping: Container shipping
- Port of Loading: Ningbo/Shanghai
