Part Number Tube Size mm Dia - Thread Size T1 BSPP/Metric
40P040508 4 5 X .8mm
40P0418BP 4 1/8-28
40P050508 5 5 X .8mm
40P0518BP 5 1/8-28
40P0614BP 6 1/4-19
40P0618BP 6 1/8-28
40P0814BP 8 1/4-19
40P0818BP 8 1/8-28
40P1014BP 10 1/4-19