THREADING HAND TAPS BS CONDUIT – RT-1111
BSW, BSF, UNF, UNC, & SPECIAL SIZES
| Size | Thread Per Inch | Special Size | |||
| Inch | BSW | BSF | UNF | UNC | Inches |
| 1/16 | 60 | – | – | – | 9/64×40 |
| 3/32 | 48 | – | – | – | 11/64×48 |
| 1/8 | 40 | – | – | – | 3/16×48 |
| 5/32 | 32 | – | – | – | 13/64×24 |
| 3/16 | 24 | 32 | – | – | 7/32×32 |
| 7/32 | 24 | 28 | – | – | 15/64×40 |
| 1/4 | 20 | 26 | 28 | 20 | 1/4×24 |
| 9/32 | 20 | 26 | – | 20 | 17/64×26 |
| 5/16 | 18 | 22 | 24 | 18 | 17/64×32 |
| 3/8 | 16 | 20 | 24 | 16 | 9/32×24 |
| 7/16 | 14 | 18 | 20 | 14 | 9/32×36 |
| 1/2 | 12 | 16 | 20 | 13 | 5/16×30 |
| 9/16 | 12 | 16 | 18 | 12 | 5/16×36 |
| 5/8 | 11 | 14 | 18 | 11 | 3/8×40 |
| 11/16 | 11 | 14 | 18 | 11 | 7/16×32 |
| 3/4 | 10 | 12 | 16 | 10 | 7/16×40 |
| 13/16 | 10 | 12 | 16 | 10 | 1/2×24 |
| 7/8 | 9 | 11 | 14 | 9 | 9/16×24 |
| 15/16 | 9 | 11 | 14 | 9 | 5/8×20 |
| 1" | 8 | 10 | 12 | 8 | 11/16×16 |
| 1.1/8" | 7 | 9 | 12 | 7 | 11/16×20 |
| 1.1/4" | 7 | 9 | 12 | 7 | 3/4×20 |
| 1.3/8" | 6 | 8 | 12 | 6 | 13/16×20 |
| 1.1/2" | 6 | 8 | 12 | 6 | 7/8×18 |
| 1.5/8" | 5 | 8 | 12 | 6 | 7/8×20 |
| 1.3/4" | 5 | 7 | – | 5 | 1×14 |
| 1.7/8" | 4.1/2" | 7 | – | 5 | 1×20 |
| 2" | 4.1/2" | 7 | |||
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