Choose the right nozzle orifice size
To use the chart below, find your PSI in the top row, scan down to your GPM, the the far right, you'll find the ORIFICE size you need for your machine.
|
1500
|
2000
|
2500
|
3000
|
3500
|
4000
|
4500
|
5000
|
5500
|
6000
|
6500
|
7000
|
7500
|
8000
| Orifice Size |
|
1.2
|
1.4
|
1.6
|
1.7
|
1.9
|
2
|
2.1
|
2.2
|
2.3
|
2.4
|
2.5
|
2.6
|
2.7
|
2.8
| 2 |
|
1.6
|
1.8
|
2
|
2.2
|
2.3
|
2.5
|
2.7
|
2.8
|
2.9
|
3.1
|
3.2
|
3.3
|
3.4
|
3.5
| 2.5 |
|
1.8
|
2.1
|
2.4
|
2.6
|
2.8
|
3
|
3.2
|
3.4
|
3.5
|
3.7
|
3.8
|
4
|
4.1
|
4.2
| 3 |
|
2.2
|
2.5
|
2.8
|
3.1
|
3.3
|
3.5
|
3.7
|
3.9
|
4.1
|
4.3
|
4.5
|
4.6
|
4.8
|
4.9
| 3.5 |
|
2.5
|
2.8
|
3.2
|
3.5
|
3.7
|
4
|
4.2
|
4.5
|
4.7
|
4.9
|
5.1
|
5.3
|
5.5
|
5.7
| 4 |
|
2.8
|
3.2
|
3.6
|
3.9
|
4.2
|
4.5
|
4.8
|
5
|
5.3
|
5.5
|
5.7
|
6
|
6.2
|
6.4
| 4.5 |
|
3.1
|
3.5
|
4
|
4.3
|
4.7
|
5
|
5.3
|
5.6
|
5.9
|
6.1
|
6.4
|
6.6
|
6.8
|
7.1
| 5 |
|
3.4
|
3.9
|
4.3
|
4.8
|
5.1
|
5.5
|
5.8
|
6.2
|
6.4
|
6.7
|
7
|
7.3
|
7.5
|
7.8
| 5.5 |
|
3.7
|
4.2
|
4.7
|
5.2
|
5.6
|
6
|
6.4
|
6.7
|
7
|
7.3
|
7.6
|
7.9
|
8.2
|
8.5
| 6 |
|
4
|
4.6
|
5.1
|
5.6
|
6.1
|
6.5
|
6.9
|
7.3
|
7.6
|
8
|
8.3
|
8.6
|
8.9
|
9.2
| 6.5 |
|
4.3
|
4.9
|
5.5
|
6.1
|
6.5
|
7
|
7.4
|
7.8
|
8.2
|
8.6
|
8.9
|
9.3
|
9.6
|
9.9
| 7 |
|
4.6
|
5.3
|
5.9
|
6.5
|
7
|
7.5
|
8
|
8.4
|
8.8
|
9.2
|
9.6
|
9.9
|
10.3
|
10.6
| 7.5 |
|
4.9
|
5.7
|
6.3
|
6.9
|
7.5
|
8
|
8.5
|
8.9
|
9.4
|
9.8
|
10.2
|
10.6
|
11
|
11.3
| 8 |
| 5.21 | 6.01 | 6.72 | 7.36 | 7.95 | 8.5 | 9.02 | 9.5 | - | - | - | - | - | - | 8.5 |
|
5.5
|
6.4
|
7.1
|
7.8
|
8.4
|
9
|
9.6
|
10.1
|
10.6
|
11
|
11.5
|
11.9
|
12.3
|
12.7
| 9 |
| 5.82 | 6.72 | 7.51 | 8.23 | 8.89 | 9.5 | 10.08 | 10.62 | - | - | - | - | - | - | 9.5 |
|
6.1
|
7.1
|
7.9
|
8.7
|
9.4
|
10
|
10.6
|
11.2
|
11.7
|
12.2
|
12.7
|
13.2
|
13.7
|
14.1
| 10 |
| 6.74 | 7.78 | 8.7 | 9.53 | 10.29 | 11 | 11.67 | 12.3 | - | - | - | - | - | - | 11 |
|
7.3
|
8.5
|
9.5
|
10.4
|
11.2
|
12
|
12.7
|
13.4
|
14.1
|
14.7
|
15.3
|
15.9
|
16.4
|
17
| 12 |