DIN 6331 Hexagon Nuts with Collar Height 1.5 X D

DIN 6331 hexagon nuts are 1.5 times the height of the diameter. It is thicker and has a rounded flange than standard metric hex nuts. 51fasteners is your one-stop source for industrial fasteners, offering a full range of nuts in both inch and metric sizes.

DIN 6331 Dimensions

mm	P	h max	h min	dc max	dc min	e min	k max	k min	s max	s min
M6	1	3.125	2.875	14	13.73	11.05	9.29	8.71	10	9.78
M8	1.25	3.65	3.35	18	17.73	14.38	12.35	11.65	13	12.73
M10	1.5	4.15	3.85	22	21.67	17.77	15.35	14.65	16	15.73
M12	1.75	4.15	3.85	25	24.67	20.03	18.35	17.65	18	17.73
M16	2	5.15	4.85	31	30.61	26.75	24.42	23.58	24	23.67
M20	2.5	6.15	5.85	37	36.61	33.53	30.42	29.58	30	29.67
M24	3	6.15	5.85	45	44.61	39.98	36.5	35.5	36	35.38
M27	3	7.18	6.82	50	49.61	45.63	40.5	39.5	41	40.38
M30	3.5	8.18	7.82	58	57.54	51.28	45.5	44.5	46	45.38
M36	4	10.18	9.82	68	67.54	61.31	54.6	53.4	55	54.26
M42	4.5	12.215	11.785	80	79.54	72.61	63.6	62.4	65	64.26
M48	5	14.215	13.785	92	91.46	83.91	72.6	71.4	75	74.26

Standard