You may attach a PO to your order before checkout, but all pertinent order information must be added to your order through the cart-building process. We do not check Purchase Orders for additional services or details that are not included in your cart.
Formal Quotes make it easy to send a link to your accounts payable department so they can process payment for orders online, while the order itself remains associated with your account. This allows you to remain the point of contact if there are any questions during production. Read the complete FAQ for detailed info!
Everything you need to know to design for laser-cutting, CNC routing, bending, and tapping.
Everything from software-specific tutorials to material selection tips.
We have sheet metals, plastics, composites, and wood/boards for every project.
Min and Max part sizes for all our materials
No CAD File? No Problem! Send your sketch or template to our Design Services team.
We proudly use hardware by PEM
| SKU | SO-440-8 |
| Thread Size | 4-40 x .250″ |
| Hole size in sheet (+0.003/-.0.000) | .168″ |
| Minimum sheet thickness | 0.040″ |
| Maximum sheet thickness | .125″ |
| Fastener material | Steel |
| Minimum distance hole C/L to edge | 0.230″ |
| When determining the distance between two or more fasteners, you can calculate the distance by the formula, C/L to edge + 1/2 the diameter of the second mounting hole. | .314″ |
| Recommended panel material | Steel/Aluminum |
| Coating type | Zinc |
| Length | .250″ |
| Aluminum material ranges (5052, 6061, 7075) | 0.040″-0.125″ |
| Steel material ranges (CRS, HRPO, HR) | 0.048″-0.119″ |
