
Size Class Code Chamfer L ℓt ℓ ℓn ℓs Ds K ℓk No. of Type
flutes Stock
(mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm)
ISO2 SG033TANEX 2.5P 180 - 30 - 92 25 20 23 4 8
M33 × 2 ●
ISO2 SM033QANEX 2.5P 160 - 20 - 82 25 20 23 4 8
ISO2 SM033OANEX 2.5P 160 - 20 - 82 25 20 23 4 8
ISO2 SM033MANEX 2.5P 160 - 20 - 82 25 20 23 4 8
M35 × 1.5 ●
ISO2 SM035OANEX 2.5P 170 20 87 28 22 25 4 8
ISO2 SG036UANEX 2.5P 200 - 40 - 102 28 22 25 4 8
M36 3 ISO2 SM036SANEX 2.5P 200 - 30 - 102 28 22 25 4 8
M36 × 2 ●
ISO2 SM036QANEX 2.5P 170 - 20 - 87 28 22 25 4 8
M36 × 1.5 ●
ISO2 SM036OANEX 2.5P 170 - 20 - 87 28 22 25 4 8
ISO2 SM036MANEX 2.5P 170 - 20 - 87 28 22 25 4 8
ISO2 SG039UANEX 2.5P 200 - 40 - 102 32 24 27 4 8
ISO2 SM039QANEX 2.5P 170 - 20 - 87 32 24 27 4 8
M39 1.5 ISO2 SM039OANEX 2.5P 170 - 20 - 87 32 24 27 4 8
ISO2 SM039MANEX 2.5P 170 - 20 - 87 32 24 27 4 8
ISO2 SG042VANEX 2.5P 200 - 40 - 102 32 24 27 4 8
ISO2 SM042QANEX 2.5P 170 - 20 - 87 32 24 27 4 8
ISO2 SM042OANEX 2.5P 170 - 20 - 87 32 24 27 4 8
ISO2 SM042MANEX 2.5P 170 - 20 - 87 32 24 27 4 8
M45 4.5 ISO2 SG045VANEX 2.5P 220 - 45 - 112 36 29 32 4 8
ISO2 SM045SANEX 2.5P 200 - 40 - 102 36 29 32 4 8
ISO2 SM045QANEX 2.5P 180 - 25 - 92 36 29 32 4 8
ISO2 SM045OANEX 2.5P 180 - 25 - 92 36 29 32 4 8
ISO2 SM045MANEX 2.5P 180 - 25 - 92 36 29 32 4 8
ISO2 SG048WANEX 2.5P 250 - 45 - 128 36 29 32 4 8
M48 3 ISO2 SM048SANEX 2.5P 225 - 40 - 115 36 29 32 4 8
ISO2 SM048QANEX 2.5P 190 - 25 - 97 36 29 32 4 8
ISO2 SM048OANEX 2.5P 190 - 25 - 97 36 29 32 4 8
| ISO2 | SM048MANEX | 2.5P | 190 | - | 25 | - | 97 | 36 | 29 | 32 | 4 | 8 | |||
| Size | Class | Code | Chamfer | L | ℓt | ℓ | ℓn | ℓs | Ds | K | ℓk | No. of | Type |
flutes Stock
(mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm)
For Unified Threads
| No.4-40UNC | 2B | SDUN4HXNEX | 2.5P | 56 | 5 | 9 | 18 | 34 | 3.5 | 2.7 | 6 | 2 | 2 |
| No.4-48UNF | 2B | SDUN4FXNEX | 2.5P | 56 | 5 | 9 | 18 | 34 | 3.5 | 2.7 | 6 | 2 | 2 |
| No.5-40UNC | 2B | SDUN5HXNEX | 2.5P | 56 | 5 | 11 | 18 | 34 | 3.5 | 2.7 | 6 | 2 | 2 |
| No.5-44UNF | 2B | SDUN5GXNEX | 2.5P | 56 | 5 | 11 | 18 | 34 | 3.5 | 2.7 | 6 | 2 | 2 |
| No.6-32UNC | 2B | SDUN6JXNEX | 2.5P | 56 | 7 | 11 | 19 | 32 | 4 | 3 | 6 | 3 | 2 |
| No.6-40UNF | 2B | SDUN6HXNEX | 2.5P | 56 | 7 | 11 | 19 | 32 | 4 | 3 | 6 | 3 | 2 |
| No.8-32UNC | 2B | SDUN8JXNEX | 2.5P | 63 | 7 | 13 | 21 | 38 | 4.5 | 3.4 | 6 | 3 | 2 |
| No.8-36UNF | 2B | SDUN8IXNEX | 2.5P | 63 | 7 | 13 | 21 | 38 | 4.5 | 3.4 | 6 | 3 | 2 |
| No.10-24UNC | 2B | SDUNAMXNEX | 2.5P | 70 | 9 | 14 | 24 | 39 | 6 | 4.9 | 8 | 3 | 2 |
| No.10-32UNF | 2B | SDUNAJXNEX | 2.5P | 70 | 9 | 14 | 24 | 39 | 6 | 4.9 | 8 | 3 | 2 |
| No.12-24UNC | 2B | SDUNCMXNEX | 2.5P | 80 | 9 | 15 | 28 | 45 | 6 | 4.9 | 8 | 3 | 2 |
| No.12-28UNF | 2B | SDUNCKXNEX | 2.5P | 80 | 9 | 15 | 28 | 45 | 6 | 4.9 | 8 | 3 | 2 |
| 1/4-20UNC | 2B | SDU04NXNEX | 2.5P | 80 | 11 | 15 | 30 | 42 | 7 | 5.5 | 8 | 3 | 2 |
| 1/4-28UNF | 2B | SDU04KXNEX | 2.5P | 80 | 11 | 15 | 30 | 42 | 7 | 5.5 | 8 | 3 | 2 |
| 5/16-18UNC | 2B | SDU05OXNEX | 2.5P | 90 | - | 12 | 35 | 47 | 8 | 6.2 | 9 | 3 | 6 |
| 5/16-24UNF | 2B | SMU05MXNEX | 2.5P | 90 | - | 12 | - | 46 | 6 | 4.9 | 8 | 3 | 8 |
| 3/8-16UNC | 2B | SDU06PXNEX | 2.5P | 100 | - | 13 | 39 | 54 | 9 | 7 | 10 | 3 | 6 |
| 3/8-24UNF | 2B | SMU06MXNEX | 2.5P | 100 | - | 13 | - | 51 | 7 | 5.5 | 8 | 3 | 8 |
| 7/16-14UNC | 2B | SGU07QXNEX | 2.5P | 100 | - | 13 | - | 51 | 8 | 6.2 | 9 | 3 | 8 |
| 7/16-20UNF | 2B | SMU07NXNEX | 2.5P | 100 | - | 13 | - | 51 | 8 | 6.2 | 9 | 3 | 8 |