| AN | NPT | Part Number |
|---|---|---|
| -3 | 1/8" | RWF-623-03BK |
| -4 | 1/8" | RWF-623-04BK |
| -4 | 1/4" | RWF-623-04-04BK |
| -6 | 1/8" | RWF-623-06-02BK |
| -6 | 1/4" | RWF-623-06BK |
| -6 | 3/8" | RWF-623-06-06BK |
| -8 | 1/4" | RWF-623-08-04BK |
| -8 | 3/8" | RWF-623-08BK |
| -8 | 1/2" | RWF-623-08-08BK |
| -10 | 3/8" | RWF-623-10-06BK |
| -10 | 1/2" | RWF-623-10BK |
| -12 | 1/2" | RWF-623-12-08BK |
| -12 | 3/4" | RWF-623-12BK |