
| Overall length L | Thread length ℓ | Thread+Neck length ℓn | Shank length ℓs | Shank dia. Ds | Size of square K | Length of square ℓk | ||||||
| PO Spiral P | ointed | Taps | ||||||||||
| Size | Class | Code | Chamfer | L (inch) | ℓ (inch) | ℓn (inch) | ℓs (inch) | Ds (inch) | K (inch) | ℓk (inch) | No. of flutes | Type |
| 5/8-11UNC | GH3 GH4 GH5 | PSU10U3NEB PSU10U4NEB PSU10U5NEB | 4.5P | 4.331 | 1.024 | - | 2.205 | 0.480 | 0.36 | 0.562 | 3 | 4 |
| GH6 | PSU10U6NEB | |||||||||||
| 5/8-18UNF | GH3 GH4 GH5 | PSU10O3NEB PSU10O4NEB PSU10O5NEB | 4.5P | 4.331 | 1.024 | - | 2.205 | 0.480 | 0.36 | 0.562 | 3 | 4 |
| 3/4-10UNC | GH5 GH6 | PSU12V5NEB PSU12V6NEB | 4.5P | 4.921 | 1.299 | - | 2.52 | 0.590 | 0.442 | 0.687 | 3 | 4 |
| 3/4-16UNF | GH3 GH4 GH5 | PSU12P3NEB PSU12P4NEB PSU12P5NEB | 4.5P | 4.921 | 1.299 | - | 2.52 | 0.590 | 0.442 | 0.687 | 3 | 4 |
| 7/8-9UNC | GH4 GH5 GH6 | PSU14W4NEB PSU14W5NEB PSU14W6NEB | 4.5P | 5.512 | 1.299 | - | 2.795 | 0.697 | 0.523 | 0.75 | 3 | 4 |
| 7/8-14UNF | GH4 GH6 | PSU14Q4NEB PSU14Q6NEB | 4.5P | 5.512 | 1.299 | - | 2.795 | 0.697 | 0.523 | 0.75 | 3 | 4 |
| 1-8UNC | GH4 GH5 GH6 GH7 | PSU16X4NEB PSU16X5NEB PSU16X6NEB PSU16X7NEB | 4.5P | 6.299 | 1.457 | - | 3.228 | 0.800 | 0.6 | 0.812 | 3 | 4 |
| 1-12UNF | GH4 GH5 GH6 | PSU16S4NEB PSU16S5NEB PSU16S6NEB | 4.5P | 6.299 | 1.457 | - | 3.228 | 0.800 | 0.6 | 0.812 | 3 | 4 |
| 1 1/8-7UNC | GH6 GH7 | PSU18Y6NEB PSU18Y7NEB | 4.5P | 7.087 | 1.732 | - | 3.622 | 0.896 | 0.672 | 0.875 | 4 | 4 |
| 1 1/8-12UNF | GH5 GH6 | PSU18S5NEB PSU18S6NEB | 4.5P | 7.087 | 1.732 | - | 3.622 | 0.896 | 0.672 | 0.875 | 4 | 4 |
| 1 1/4-7UNC | GH6 GH8 | PSU20Y6NEB PSU20Y8NEB | 4.5P | 7.087 | 1.929 | - | 3.622 | 1.021 | 0.766 | 1 | 4 | 4 |
| 1 1/4-12UNF | GH5 GH6 | PSU20S5NEB PSU20S6NEB | 4.5P | 7.087 | 1.929 | - | 3.622 | 1.021 | 0.766 | 1 | 4 | 4 |
| 1 3/8-6UNC | GH6 GH8 | PSU22Z6NEB PSU22Z8NEB | 4.5P | 7.874 | 2.165 | - | 4.016 | 1.108 | 0.831 | 1.062 | 4 | 4 |
| 1 3/8-12UNF | GH5 GH6 | PSU22S5NEB PSU22S6NEB | 4.5P | 7.874 | 2.165 | - | 4.016 | 1.108 | 0.831 | 1.062 | 4 | 4 |
| 1 1/2-6UNC | GH6 GH8 | PSU24Z6NEB PSU24Z8NEB | 4.5P | 7.874 | 2.323 | - | 4.016 | 1.233 | 0.925 | 1.125 | 4 | 4 |
| 1 1/2-12UNF | GH5 GH7 | PSU24S5NEB PSU24S7NEB | 4.5P | 7.874 | 2.323 | - | 4.016 | 1.233 | 0.925 | 1.125 | 4 | 4 |