ASME B18.16.6 Style NM Nylon Insert Locknut Dimensions

Designation		Width Across Flats, A		Minimum Width Across Corners, B	Thickness, C		Minimum Hex Height, D	Maximum Runout of Bearing Surface With Thread P.D. FIM
Size	Nominal Diameter	Max.	Min.	Minimum Width Across Corners, B	Max.	Min.	Minimum Hex Height, D	Maximum Runout of Bearing Surface With Thread P.D. FIM
#2	0.0860	0.251	0.243	0.268	0.153	0.133	0.081	0.004
#4	0.1120	0.251	0.243	0.268	0.153	0.133	0.081	0.004
#6	0.1380	0.313	0.305	0.339	0.188	0.168	0.103	0.004
#8	0.1640	0.345	0.336	0.374	0.239	0.219	0.140	0.004
#10	0.1900	0.376	0.367	0.410	0.249	0.229	0.140	0.004
#12	0.2160	0.439	0.430	0.482	0.328	0.298	0.225	0.005