
Note 1: Product symbols shown in red mean the Overall length Shank dia. Chamfer length
L D ℓ Drill hole shape P: B:
tap suitable for synchronized feed tapping. s c
| Tap selection | Symbol | Code | L D ℓ | Product | Taps | ||||
| material | s | c page | |||||||
| Note 1 | |||||||||
| Taps / 1-11 1/2 | M3 | ||||||||
| Taps | |||||||||
| NPT Standard For NPT | 234 | NPT | TNPT16T | HT ANSI G 95 26 | 3P | ⑧ -80 | |||
| threads | 123 | ||||||||
| SP-NPT | SNPT16T | SP ANSI G 95 26 2.5P | ⑧ -86 | M4 | |||||
| For NPT threads | 234 | S-NPT | TSNPT16T | HT ANSI G 95 26 | 3P | ⑧ -84 | Taps | ||
| short (lg) type | |||||||||
| Long shank For NPT threads | 234 | LS-NPT | TNPT16TL15 | HT ANSI G 150 26 | 3P | ⑧ -85 | |||
| Interrupted For NPT threads | 19⑪ | INT-NPT | TINPT16T | SL ANSI G 95 26 | 3P | ⑧ -89 | M5 | ||
| For NPT threads | 19⑪ | Taps | |||||||
| short (lg) type | INT-S-NPT | TISNT16T | SL ANSI G 95 26 | 3P | ⑧ -91 | ||||
| NPTF Standard | 234 | NPTF | TNTF16T | HT ANSI G 95 26 | 3P | ⑧ -92 | |||
| Long shank | 234 | LS-NPTF | TNTF16TL15 | HT ANSI G 150 26 | 3P | ⑧ -96 | M6 | ||
| NPS Standard | 123 | Taps | |||||||
| NPS | TNPS16T | HT ANSI G 95 26 | 5P | ⑧ -97 | |||||
| NPSF Standard | 123 | NPSF | TNSF16T | HT ANSI G 95 26 | 5P | ⑧ -99 | |||
| Taps / 1 1/4-11 1/2 | M8 | ||||||||
| Taps | |||||||||
| NPT Standard For NPT threads | 234 | NPT | TNPT20T | HT ANSI G 105 32 | 3P | ⑧ -80 | |||
| For NPT threads | 234 | S-NPT | TSNPT20T | HT ANSI G 105 32 | 3P | ⑧ | M10 | ||
| short (lg) type | -84 | ||||||||
| Taps | |||||||||
| Interrupted For NPT threads | 19⑪ | INT-NPT | TINPT20T | SL ANSI G 105 32 | 3P | ⑧ -89 | |||
| For NPT threads | 19⑪ | ⑧ | |||||||
| short (lg) type | INT-S-NPT | TISNT20T | SL ANSI G 105 32 | 3P | -91 | ||||
| NPTF Standard | 234 | M12 | |||||||
| NPTF | TNTF20T | HT ANSI G 105 32 | 3P | ⑧ -92 | |||||
| Taps | |||||||||
| NPS Standard | 123 | NPS | TNPS20T | HT ANSI G 105 32 | 5P | ⑧ -97 | |||
| NPSF Standard | 123 | NPSF | TNSF20T | HT ANSI G 105 32 | 5P | ⑧ -99 | |||
| M1 | |||||||||
| Taps / 1 1/2-11 1/2 | Taps-M8.5 | ||||||||
| NPT Standard For NPT threads | 234 | NPT | TNPT24T | HT ANSI G 110 38 | 3P | ⑧ -80 | |||
| For NPT threads | 234 | M9-M24 | |||||||
| short (lg) type | S-NPT | TSNPT24T | HT ANSI G 110 38 | 3P | ⑧ -84 | Taps | |||
| Interrupted For NPT threads | 19⑪ | INT-NPT | TINPT24T | SL ANSI G 110 38 | 3P | ⑧ -89 | |||
| For NPT threads | 19⑪ | ⑧ | |||||||
| short (lg) type | INT-S-NPT | TISNT24T | SL ANSI G 110 38 | 3P | -91 | ||||
| M25-M48 | |||||||||
| NPTF Standard | 234 | NPTF | TNTF24T | HT ANSI G 110 38 | 3P | ⑧ -92 | Taps | ||
| NPS Standard | 123 | NPS | TNPS24T | HT ANSI G 110 38 | 5P | ⑧ -97 | |||
| NPSF Standard | 123 | NPSF | TNSF24T | HT ANSI G 110 38 | 5P | ⑧ -99 | |||
| M50-M1 | |||||||||
| Taps / 2-11 1/2 | Taps | 00 | |||||||
| NPT Standard For NPT threads | 234 | For Unified | |||||||
| NPT | TNPT32T | HT ANSI G 120 46 | 3P | ⑧ -80 | |||||
| threads | |||||||||
| For NPT threads | 234 | S-NPT | TSNPT32T | HT ANSI G 120 46 | 3P | ⑧ | Taps | ||
| short (lg) type | -84 | ||||||||
| Interrupted For NPT threads | 19⑪ | INT-NPT | TINPT32T | SL ANSI G 120 46 | 3P | ⑧ -89 | |||
| For NPT threads | 19⑪ | For Whitworth | |||||||
| short (lg) type | INT-S-NPT | TISNT32T | SL ANSI G 120 46 | 3P | ⑧ -91 | threads | |||
| NPTF Standard | 234 | Taps | |||||||
| NPTF | TNTF32T | HT ANSI G 120 46 | 3P | ⑧ -92 | |||||
| NPS Standard | 123 | NPS | TNPS32T | HT ANSI G 120 46 | 5P | ⑧ -97 | |||
| For Screw threads used | |||||||||
| NPSF Standard | 123 | NPSF | TNSF32T | HT ANSI G 120 46 | 5P | ⑧ -99 | on sewing machines | ||
| Taps | |||||||||
| Taps / 2 1/2-8 | (SM) | ||||||||
| NPT Standard For NPT threads | 234 | NPT | TNPT40X | HT ANSI G 145 55 | 3P | ⑧ -80 | For Pipe threads | ||
| Taps | |||||||||
| Taps / 3-8 | |||||||||
| For American | |||||||||
| NPT Standard For NPT threads | 234 | NPT | TNPT48X | HT ANSI G 155 65 | 3P | ⑧ -80 | pipe threads |
Taps
For Miniature threads Taps