| Specification |
|---|
| Manufacturer | Penn Engineering |
| Manufacturer's Part Number | HFG8-0518-12ZI |
| Description | HFG8-0518-12ZI High Tensile Strength Studs, Non Flush |
| Product Type | HFG8 |
| Thread Size | 5/16-18 |
| Length | 0.75 in |
| Material Specification | Heat-Treated Medium Carbon Alloy Steel |
| Finish Specification | Zinc plated per ASTM B633, SC1 (5µm), Type III, Colorless |
| Sheet Thickness | 0.06 in |
| For Use In Sheet Hardness | HRB 89/HB 180 or Less |
| Thread Specification | External, ANSI B1.1, 2A |
| Fastener Material | Heat-Treated Medium Carbon Alloy Steel |
| H | 0.645 in ±0.01 |
| S | 0.140 in Max. |
| T | 0.126 in Max. |
| Hole Size in Sheet | 0.312 in + .005 - .000 |
| Min. Dist. Hole C/L to Edge | 0.827 in |
