| Tube Size X Thread Inch | 10-32 UNF Thread | 1/8" NPT | 1/4" NPT | 3/8" NPT | 1/2" NPT |
| 5/32" OD | PLF5/32-U10U | PLF5/32-N1U | PLF5/32-N2U | ||
| 3/16" OD | PLF3/16-U10U | PLF3/16-N1U | PLF3/16-N2U | PLF3/16-N3U | |
| 1/4" OD | PLF1/4-U10U | PLF1/4-N1U | PLF1/4-N2U | PLF1/4-N3U |
|
| 3/8" OD | PLF3/8-N2U | PLF3/8-N3U | PLF3/8-N4U | ||
| 1/2" OD | PLF1/2-N2U | PLF1/2-N3U | PLF1/2-N4U | ||
| Tube Size X Thread Metric | M5 X .8 Thread | R1/8 | R1/4 | R3/8 | R1/2 |
| 4MM | PLF4-M5 | PLF4-01 | PLF4-02 | ||
| 6MM | PLF6-M5 | PLF6-01 | PLF6-02 | PLF6-03 | |
| 8MM | PLF8-01 | PLF8-02 | PLF8-03 | ||
| 10MM | PLF10-02 | PLF10-03 | PLF10-04 | ||
| 12MM | PLF12-02 | PLF12-03 | PLF12-04 |