3a first fluid end connection thread class 5.560" overall length 4 bolt hole quantity u/o mmts loose equip coupling assembly unjf first fluid end connection thread series
2a first fluid end connection thread class 3.000" overall length 24 first fluid end connection thread quantity per inch coupling assembly uns first fluid end connection thread series
3a first fluid end connection thread class 8.258" overall length 12 first fluid end connection thread quantity per inch first fluid end w/1.625-12 unj-3a bulkhead thread anodize surface treated coupling assembly unj first fluid end connection thread series
3a first fluid end connection thread class 12 first fluid end connection thread quantity per inch anodize surface treated coupling assembly un first fluid end connection thread series
w/plastic dust plug; for air dry corporation low pressure air dehydrator, drawing no. 10390-30 coupling assembly npt first fluid end connection thread series
3a first fluid end connection thread class 3.672" overall length 14 first fluid end connection thread quantity per inch anodize surface treated coupling assembly unf first fluid end connection thread series