face of flange countersunk 90 deg by 0.490 in. dia, insert end counterbored 0.431 in. min 0.435 in. max dia to depth of 0.120 in. passivate surface treated flange
Used on w/s: singars system family; kidd class ddg; aircraft, hornet f/a-18; wasp class lhd; forrestal class cv; radio terminal, digital troposcatter (an/trc-170); aircraft, eagle f-15; troposcatter radio terminal an/trc-170; aircraft, viking s-3b. 3b thread class 16 thread quantity per inch passivate surface treated grooved keylock unjc thread series