Equivalent Standards

s - size of the hexagon e - the diameter of the circumscribed circle (not less than) d - the nominal diameter of the thread h - height of the nut m - hight of the nut part da - Turning diameter shrinkage dw - contact surface diameter

Dimensions of Hexagon Nuts with Clamping Part

d			p	da		dv	e	h		m	s
Series 1	Series 2	Series 3		min.	max.	min.	min.	max.	min.	min.	max	min.
M 3	-	-	0.5	3	3.45	4.6	6.01	3.7	3.4	1.65	5.5	5.32
M 4	-	-	0.7	4	4.6	5.9	7.66	4.2	3.9	2.2	7	6.78
M 5	-	-	0.8	5	5.75	6.9	8.79	5.1	4.8	2.75	8	7.78
M 6	-	-	1	6	6.75	8.9	11.05	6	5.7	3.3	10	9.78
M 7	-		1	7	7.75	9.6	12.12	7	6.5	3.85	11	10.73
M 8	M 8x1	-	1.25	8	8.75	11.6	14.38	8	7.5	4.4	13	12.73
M 10	M 10x1	M 10x1.25	1.5	10	10.8	15.6	18.9	10	9	5.5	17	16.73
M 12	M 12x1.5	M 12x1.25	1.75	12	13	17.4	21.1	12	11	6.6	19	18.67
M 14	M 14x1.5	-	2	14	15.1	20.5	24.49	14	12	7.7	22	21.67
M 16	M 16x1.5	-	2	16	17.3	22.5	26.75	16	14	8.8	24	23.67
M 18	M 18x2	M 18x1.5	2.5	18	19.5	24.9	29.56	18	16	9.9	27	26.16
M 20	M 20x2	M 20x1.5	2.5	20	21.6	27.7	32.95	20	18	11	30	29.16
M 22	M 22x2	M 22x1.5	2.5	22	23.7	29.5	35.03	22	20	12.2	32	31
M 24	M 24x2	-	3	24	25.9	33.2	39.55	24	22	13.2	36	35
M 27	M 27x2	-	3	27	29.1	38	45.2	27	25	14.8	41	40
M 30	M 30x2	-	3.5	30	32.4	42.7	50.85	30	28	16.5	46	45
M 33	M 33x2	-	3.5	33	35.6	46.6	55.37	33	31	18.2	50	49
M 36	M 36x2	-	4	36	38.9	51.1	60.79	36	34	19.8	55	53.8
M 39	M 39x2	-	4	39	42.1	55.9	66.44	39	37	21.5	60	58.8