
| P OX Spir | al Flute | d Taps,Oxid | ed | Overall length L | Thread length ℓ | Thread+Neck length ℓn | Shank length ℓs | Shank dia. Ds | Size of square K | Length of square ℓk | ||
| Size | Class | Code | Chamfer | L (inch) | ℓ (inch) | ℓn (inch) | ℓs (inch) | Ds (inch) | K (inch) | ℓk (inch) | No. of flutes | Type |
| 1/2-20UNF | GH5 GH11 | SSU08N5NEX SSU08N-EEX | 2.5P | 4.331 | 1.024 | - | 2.205 | 0.367 | 0.275 | 0.437 | 3 | 4 |
| 9/16-12UNC | GH3 GH4 GH5 | SSU09S3NEX SSU09S4NEX SSU09S5NEX | 2.5P | 4.331 | 1.024 | - | 2.205 | 0.429 | 0.322 | 0.5 | 3 | 4 |
| 9/16-18UNF | GH3 GH4 GH5 | SSU09O3NEX SSU09O4NEX SSU09O5NEX | 2.5P | 4.331 | 1.024 | - | 2.205 | 0.429 | 0.322 | 0.5 | 3 | 4 |
| GH3 | SSU10U3NEX | |||||||||||
| 5/8-11UNC | GH4 GH5 GH11 | SSU10U4NEX SSU10U5NEX SSU10U-EEX | 2.5P | 4.331 | 1.024 | - | 2.205 | 0.48 | 0.36 | 0.562 | 3 | 4 |
| 5/8-18UNF | GH3 GH4 GH5 GH11 | SSU10O3NEX SSU10O4NEX SSU10O5NEX SSU10O-EEX | 2.5P | 4.331 | 1.024 | - | 2.205 | 0.480 | 0.36 | 0.562 | 3 | 4 |
| 3/4-10UNC | GH3 GH5 GH11 | SSU12V3NEX SSU12V5NEX SSU12V-EEX | 2.5P | 4.921 | 1.299 | - | 2.52 | 0.590 | 0.442 | 0.687 | 4 | 4 |
| 3/4-16UNF | GH3 GH4 GH5 GH11 | SSU12P3NEX SSU12P4NEX SSU12P5NEX SSU12P-EEX | 2.5P | 4.921 | 1.299 | - | 2.52 | 0.590 | 0.442 | 0.687 | 4 | 4 |
| 7/8-9UNC | GH4 GH5 GH6 | SSU14W4NEX SSU14W5NEX SSU14W6NEX | 2.5P | 5.512 | 1.299 | - | 2.795 | 0.697 | 0.523 | 0.75 | 4 | 4 |
| 7/8-14UNF | GH3 GH4 GH6 | SSU14Q3NEX SSU14Q4NEX SSU14Q6NEX | 2.5P | 5.512 | 1.299 | - | 2.795 | 0.697 | 0.523 | 0.75 | 4 | 4 |
| 1-8UNC | GH4 GH5 GH6 | SSU16X4NEX SSU16X5NEX SSU16X6NEX | 2.5P | 6.299 | 1.457 | - | 3.228 | 0.800 | 0.6 | 0.812 | 4 | 4 |
| 1-12UNF | GH3 GH4 GH5 GH6 | SSU16S3NEX SSU16S4NEX SSU16S5NEX SSU16S6NEX | 2.5P | 6.299 | 1.457 | - | 3.228 | 0.800 | 0.6 | 0.812 | 4 | 4 |
| 1 1/8-7UNC | GH4 GH6 | SSU18Y4NEX SSU18Y6NEX | 2.5P | 7.087 | 1.732 | - | 3.622 | 0.896 | 0.672 | 0.875 | 4 | 4 |
| 1 1/8-12UNF | GH4 GH5 | SSU18S4NEX SSU18S5NEX | 2.5P | 7.087 | 1.732 | - | 3.622 | 0.896 | 0.672 | 0.875 | 4 | 4 |
| 1 1/4-7UNC | GH4 GH6 | SSU20Y4NEX SSU20Y6NEX | 2.5P | 7.087 | 1.929 | - | 3.622 | 1.021 | 0.766 | 1 | 4 | 4 |
| 1 1/4-12UNF | GH4 GH5 | SSU20S4NEX SSU20S5NEX | 2.5P | 7.087 | 1.929 | - | 3.622 | 1.021 | 0.766 | 1 | 4 | 4 |
| 1 3/8-6UNC | GH5 GH6 | SSU22Z5NEX SSU22Z6NEX | 2.5P | 7.874 | 2.165 | - | 4.016 | 1.108 | 0.831 | 1.062 | 4 | 4 |
| 1 3/8-12UNF | GH4 GH5 | SSU22S4NEX SSU22S5NEX | 2.5P | 7.874 | 2.165 | - | 4.016 | 1.108 | 0.831 | 1.062 | 4 | 4 |
| 1 1/2-6UNC | GH5 GH6 | SSU24Z5NEX SSU24Z6NEX | 2.5P | 7.874 | 2.323 | - | 4.016 | 1.233 | 0.925 | 1.125 | 4 | 4 |
| 1 1/2-12UNF | GH4 GH5 | SSU24S4NEX SSU24S5NEX | 2.5P | 7.874 | 2.323 | - | 4.016 | 1.233 | 0.925 | 1.125 | 4 | 4 |