DIN 561 A

561 A Hexagon head screws with small hexagon and dog point - steel Dimensions

Thread d		p	a1	da	dp		e	k			kw	r	s		z2
Thread d			max	max	nom=max	min	min	nom	min	max	min	min	nom=max	min	nom = min	max
M6	-	1	3	6.8	4	3.82	8.79	5	4.85	5.15	3.4	0.25	8	7.78	3	3.25
M8	-	1.25	3.75	9.2	5.5	5.32	11.05	6	5.85	6.15	4.1	0.4	10	9.78	4	4.3
M10	-	1.5	4.5	11.2	7	6.78	14.38	7	6.82	7.18	4.8	0.4	13	12.73	5	5.3
M12	-	1.75	5.25	13.7	8.5	8.28	17.77	9	8.82	9.18	6.2	0.6	16	15.73	6	6.3
M16	-	2	6	17.7	12	11.73	19.92	11	10.79	11.21	7.6	0.6	18	17.73	8	8.36
M20	M20x2	2.5	7.5	22.4	15	14.73	26.75	14	13.79	14.21	9.7	0.8	24	23.67	10	10.36
M24	M24x2	3	9	26.4	18	17.73	33.53	17	16.79	17.21	11.8	0.8	30	29.67	12	12.43
M30	M30x2	3.5	10.5	33.4	23	22.67	39.98	21	20.74	21.26	14.5	1	36	35.38	15	15.43
M36	M36x3	4	12	39.4	28	27.67	51.28	25	24.74	25.26	17.3	1	46	45.38	18	18.43
M42	M42x3	4.5	13.5	45.6	32	31.61	61.31	30	29.74	30.26	20.8	1.2	55	54.26	21	21.52
M48	M48x3	5	15	52.6	38	37.61	72.61	34	33.69	34.31	23.6	1.6	65	64.26	24	24.52
M56	M56x3	5.5	16.5	63	45	44.61	83.91	40	39.69	40.31	27.8	2	75	74.26	28	28.52