Find a Service Center
- Inch
- 1 1/4-11.5 NPTF Thread Size & Type
- Semi-Bottoming Chamfer Type
- HSS Material
- Bright Coating
applications
- Medium hook for general-purpose
features
- NPT threads require a sealer (Teflon tape or pipe compound)
- NPTF threads produce a pressure tight joint without using a sealer
- Ground thread for accuracy
| Material | HSS |
| Thread Per Inch | 11.5 |
| Standard Projection | 0.686 in |
| Thread Length | 1.75 in |
| Threads per Inch | 11 1/2 |
| Shank End Feature | Square |
| Thread Creation | Thread Cutting |
| Thread Type | NPTF |
| Shank Square Length | 0.9375 in |
| Thread Size & Type | 1 1/4-11.5 NPTF |
| Diameter - Decimal | 1.25 in |
| Overall Length | 4 in |
| Chamfer Type | Semi-Bottoming |
| Truncated Threads | No |
| Blank Construction | USCTI Table 311 |
| Pitch Dia. | N/A |
| Shank Square Length - Metric | 23.81 mm |
| Thread Pitch | N/A |
| Shank Square Width | 0.984 in |
| Shank Square Width - Metric | 24.99 mm |
| Tap Type | Pipe |
| Direction of Cut | Right Hand |
| Interrupted Thread | No |
| No. of Flutes | 5 |
| Operation Type | Thru-Hole |
| Spiral Point | No |
| Thread Size - Metric | 31.75 mm |
| Diameter - Fraction | 1 1/4 in |
| Thread Size | 1 1/4 in |
| Thread Length - Metric | 44.45 mm |
| Tap Size | 1 1/4 in |
| Thread Size - Decimal | 1.25 in |
| Shank Size - Metric | 33.34 mm |
| Ground Threads | Yes |
| Weight | 0.9 LB |
