ASME B18.16.6 Dimensions of Nylon Insert Hex Flange Nuts

ASME B18.16.6 Dimensions of Nylon Insert Hex Flange Nuts

Dimensions of Nylon Insert Hex Flange Nuts

Designation Nominal
Diameter 		Width Across
Flats, A 		Width Across
Corners, B 		Maximum
Thickness, C 		Min.
Hex
Height, D 		Minimum
Diameter
of
Bearing
Surface, E 		Minimum
Flange
Thickness, G 		Max.
Flange
Top
Radius, R 		Maximum
Flange
Diameter, F 		Maximum
Runout of
Bearing
Surface
With Thread
P.D. FIM
Max. Min. Max. Min.
¼ 0.2500 0.4385 0.4280 0.505 0.488 0.300 0.140 0.484 0.040 0.010 0.560 0.011
5⁄16 0.3125 0.5020 0.4890 0.577 0.557 0.365 0.170 0.602 0.050 0.010 0.680 0.013
⅜ 0.3750 0.5645 0.5510 0.650 0.628 0.425 0.200 0.730 0.060 0.020 0.810 0.015
7⁄16 0.4375 0.6895 0.6750 0.794 0.768 0.495 0.230 0.846 0.070 0.020 0.930 0.016
½ 0.5000 0.7520 0.7360 0.866 0.840 0.555 0.260 0.982 0.080 0.020 1.070 0.018
9⁄16 0.5625 0.8770 0.8610 1.010 0.982 0.625 0.290 1.101 0.090 0.030 1.190 0.019
⅝ 0.6250 0.9395 0.9220 1.083 1.051 0.690 0.320 1.230 0.100 0.030 1.330 0.021
¾ 0.7500 1.1270 1.0880 1.299 1.240 0.825 0.380 1.472 0.110 0.030 1.585 0.023