Used on wide aperture array. 2a stud thread thread class right-hand stud thread 1.7800" thread length 20 stud thread thread quantity per inch stud, external thread studs to be hot finished, annealed, welding unc stud thread thread series
2a stud thread thread class right-hand stud thread 32 stud thread thread quantity per inch right-angle weld stud this is "l" shaped with 1 leg being a threaded stud unc stud thread thread series