MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
Thread size 1.8750-16 unj-3b, right-hand thd direction, steel per mil-s-6758 comp 4130 cond d , surface cadmium plate , not casehardened, not rated for tensile or yield strength, small end diameter 2.280 in., nut diameter 2.530 in. Max., nut thk 2.500 in. Nom drive point width 0.250 in. Nom, drive pointquantity type 8 equally spaced, 4 drilled holes equally spaced, drilled holes 0.062 in. Dia, all machined surfaces 125.0 microinch finish, heat treat to 160000 - 180000 psi
