G3-1/2" BSP Thread Specifications
Complete dimensions for G3-1/2" BSP (British Standard Pipe parallel) thread per ISO 228. TPI: 11, Pitch: 0.09091" (2.309 mm).
Thread Dimensions
| Designation | G3-1/2" BSP |
| Nominal Pipe Size | 3-1/2" |
| TPI | 11 |
| Pitch | 0.09091" (2.309 mm) |
| Outside Diameter | 3.95" (100.33 mm) |
| Pitch Diameter | 3.8918" (98.85 mm) |
| Minor Diameter | 3.8336" (97.37 mm) |
| Thread Angle | 55° (Whitworth form) |
| Thread Depth | 0.05821" (1.479 mm) |
Tap Drill Size
Tap drill: 97.5 mm
Common Applications
- European plumbing
- Hydraulic systems
- Pneumatic connections
- Process piping