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All Products ➞ Threaded Inserts ➞ PowerCoil® ➞ STI Taps ➞ Straight Flute Taps ➞ NPT
1/2" x 14 STI NPT Taper HSS Tap
| Part Number: | 3552-1/2T |
| Brand: | PowerCoil |
| Barcode: | 9326518006725 |
| Diameter (inch): | 1/2 |
| Lead: | Taper |
| Length (mm): | 80 |
| Pitch (tpi): | 14 |
| TPI: | 14 |
About this item:
- 1/2" x 14 STI NPT Taper HSS Tap
- National Pipe Taper
- HSS Taper Lead 3B Tolerance Screw Thread Insert (STI) Tap.
- PowerCoil wire thread inserts are installed into oversize tapped holes.
- Only PowerCoil STI (Screw Thread Insert) Taps are suitable for use with PowerCoil Wire Thread Inserts.
- STI Taps have a larger diameter, than standard taps, but the same pitch to accommodate the wire thread insert.
- Once the insert is installed in the tapped hole it creates the desired internal thread tolerance for the installed bolt or stud.
- Taper Taps have a lead of eight threads and are used as a starting tap in difficult or high precision holes.