Hex Castle Nuts

Nominal SizeorBasic Major Dia.of Thread F G H T S R W Runout ofBearingSurfaceFIR Width AcrossFlats Width AcrossCorners Thickness Unslotted ThicknessandHeight of Flat Width of Slot RadiusofFilet Dia ofCylindrical Basic Max Min Max Min Basic Max Min Nom Max Min Max Min + .010 Min Max 5/8 0.6250 3/4 0.7500 7/8 0.8750 1 1.0000 15/161-1/81-5/161-1/2 0.9381.1251.3121.500 0.9221.0881.2691.450 1.0831.2991.5161.732 1.0511.2401.4471.653 23/3213/1629/321 0.7310.8270.9221.018 0.7060.7980.8900.982 1/29/1621/3223/32 0.510.570.670.73 0.490.550.640.70 0.240.240.240.30 0.180.180.180.24 0.1560.1880.1880.188 0.7970.9411.0971.254 0.0210.0230.0250.027