3a first fluid end connection thread class 4.064" overall length bulkhead threads on first end anodize surface treated coupling assembly unjf first fluid end connection thread series
3a first fluid end connection thread class 1.850" overall length designed for oxygen-gaseous-must be free of all hydrocarbons, grease coupling assembly unjf first fluid end connection thread series
3a first fluid end connection thread class 1.850" overall length designed for 3 pin sleeve on 2nd end--for gaseous oxygen must be clear of all hydrocarbons, grease coupling assembly unjf first fluid end connection thread series
3a first fluid end connection thread class 3.487" overall length supports grumman a-10 aircraft anodize surface treated coupling assembly unjf first fluid end connection thread series
3a first fluid end connection thread class 4.781" overall length 12 first fluid end connection thread quantity per inch anodize surface treated coupling assembly unj first fluid end connection thread series