PART NO. THREAD DIMENSIONS E F A B S1 P1T9-04-02 R1/4"-19 R1/8"-28 25.5 23.5 14 -04 R1/4"-19 R1/4"-19 25.5 25.5 14 -06-04 R3/8"-19 R1/4"-19 28.5 26.5 16 -06 R3/8"-19 R3/8"-19 28.5 28.5 16 -08-04 R1/2"-14 R1/4"-19 36 30.5 22 -08-06 R1/2"-14 R3/8"-19 36 32.5 22 -08 R1/2"-14 R1/2"-14 36 36 22 -12-08 R3/4"-14 R1/2"-14 43.5 39.5 27 -12 R3/4"-14 R3/4"-14 43.5 43.5 27 -16-12 R 1"-11 R3/4"-14 50 47.5 33 -16 R 1"-11 R 1"-11 50 50 33 -20-16 R1.1/4"-11 R 1"-11 59 56.5 41 -20 R1.1/4"-11 R1.1/4"-11 59 59 41 -24 R1.1/2"-11 R1.1/2"-11 62.5 62.5 48 -32 R2" -11 R2" -11 75 68 63