Material = High quality low carbon steel precision machined and rated for high pressure hydraulic applications
Finish = Zinc plated
Fitting thread sizes and pressure ratings can be found on the charts in the pictures.
JIC Thread Size Chart
| THREAD OD & PITCH |
DASH SIZE |
MALE THREAD OD |
FEMALE THREAD ID |
TUBESIZE | ||
| inch – TPI | mm | inch | mm | inch | inch | |
| 5/16 – 24 UNF | -05 | 7,9 | 0.31 | 6,9 | 0.27 | 1/8 |
| 3/8 – 24 UNF | -06 | 9,5 | 0.38 | 8,5 | 0.33 | 3/16 |
| 7/16 – 20 UNF | -07 | 11,1 | 0.44 | 9,9 | 0.39 | 1/4 |
| 1/2 – 20 UNF | -08 | 12,7 | 0.50 | 11,4 | 0.45 | 5/16 |
| 9/16 – 18 UNF | -09 | 14,3 | 0.56 | 13,0 | 0.51 | 3/8 |
| 3/4 – 16 UNF | -12 | 19,1 | 0.75 | 17,5 | 0.69 | 1/2 |
| 7/8 – 14 UNF | -14 | 22,2 | 0.88 | 20,3 | 0.80 | 5/8 |
| 1.1/16 – 12 UN | -17 | 27,0 | 1.06 | 24,9 | 0.98 | 3/4 |
| 1.3/16 – 12 UN | -19 | 30,2 | 1.19 | 28,2 | 1.11 | 7/8 |
| 1.5/16 – 12 UN | -21 | 33,3 | 1.31 | 31,2 | 1.23 | 1 |
| 1.5/8 – 12 UN | -26 | 41,3 | 1.63 | 39,1 | 1.54 | 1.1/4 |
| 1.7/8 – 12 UN | -30 | 47,6 | 1.88 | 45,5 | 1.79 | 1.1/2 |
| 2.1/2 – 12 UN | -40 | 63,5 | 2.50 | 61,5 | 2.42 | 2 |
JIS Thread Size Chart
| JIS (Mitsubishi) | DASH | JIS MALE | JIS FEMALE | ||
| SIZE & PITCH | SIZE | THREAD OD | THREAD ID | ||
| inch – TPI | mm | inch | mm | inch | |
| 1/4 – 19 | -4 | 13,0 | 0.51 | 11,9 | 0.47 |
| 3/8 – 19 | -6 | 16,5 | 0.65 | 15,2 | 0.6 |
| 1/2 – 14 | -8 | 20,8 | 0.82 | 19,1 | 0.75 |
| 3/4 – 14 | -12 | 26,3 | 1.04 | 24,6 | 0.97 |
| 1 – 11 | -16 | 33,1 | 1.3 | 30,7 | 1.21 |
NOTE: JIS Imperial (Mitsubishi) is completely different to JIS Metric (Komatsu)
If you’re unsure about the exact size you need, feel free to contact us—we’re here to help you make the right selection.
WARNING – IMPROPER USE OR SELECTION OF THE PRODUCTS/EQUIPMENT OR SYSTEMS DESCRIBED CAN CAUSE PERSONAL INJURY, DEATH AND/OR PROPERTY DAMAGE. SAFETY PROCEDURES MUST BE APPLIED PRIOR TO INSTALLATION, COMMISIONING AND/OR OPERATION OF EQUIPMENT AND MACHINERY.



