3b thread class right-hand 0.625" overall length 0.312" overall width provided with one cres bolt fluid passage slotted hex head, 0.187 in. dia by 0.531 in. grip length, 10-32 thd; two buna-n o rings, 0.185 in. id by 0.056 in. cross section 2 fluid connections
3a all ends thread class 2.240" overall length w/swivel joint end connection passivate body surface treated male coupling half unjf all ends thread series
2a 1st end thread class 12 1st end thread quantity per inch differentiated free from mercury contanmination; for navy nuclaer propulsion plant un 1st end thread series