Equivalent Standards

DIN 912 Socket Head Cap Screw Dimensions

Size (d1)	Thread Pitch	Head Diameter (d2)		Head Height (k)		Key Size (s)		Key Engagement (t)
		Min	Max	Min	Max	Min	Max	Nominal
M1.4	0.30	2.46	2.74	1.26	1.40	1.320	1.360	0.6
M1.6	0.35	2.86	3.14	1.46	1.60	1.520	1.560	0.7
M2	0.40	3.62	3.98	1.86	2.00	1.520	1.560	1
M2.5	0.45	4.32	4.68	2.36	2.50	2.020	2.060	1.1
M3	0.50	5.32	5.68	2.86	3.00	2.520	2.580	1.3
M4	0.70	6.78	7.22	3.82	4.00	3.020	3.080	2
M5	0.80	8.28	8.72	4.82	5.00	4.020	4.095	2.5
M6	1.00	9.78	10.22	5.70	6.00	5.020	5.140	3
M8	1.25	12.73	13.27	7.64	8.00	6.020	6.140	4
M10	1.50	15.73	16.27	9.64	10.00	8.025	8.175	5
M12	1.75	17.73	18.27	11.57	12.00	10.025	10.175	6
M14	2.00	20.67	21.33	13.57	14.00	12.032	12.212	7
M16	2.00	23.67	24.33	15.57	16.00	14.032	14.212	8
M18	2.50	26.67	27.33	17.57	18.00	14.032	14.212	9
M20	2.50	29.67	30.33	19.48	20.00	17.050	17.230	10
M22	2.50	32.61	33.39	21.48	22.00	17.050	17.230	11
M24	3.00	35.61	36.39	23.48	24.00	19.050	19.275	12
M27	3.00	39.61	40.39	26.48	27.00	19.065	19.275	13.5
M30	3.50	44.61	45.39	29.48	30.00	22.065	22.275	15.5
M33	3.50	49.61	50.39	32.38	33.00	24.065	24.275	18
M36	4.00	53.54	54.56	35.38	36.00	27.065	27.275	19
M39	4.00	57.54	58.46	38.38	39.00	27.065	27.275	22
M42	4.50	62.54	63.46	41.38	42.00	32.080	32.330	24
M45	4.50	66.54	67.46	44.38	45.00	32.080	32.330	24
M48	5.00	71.54	72.46	47.38	48.00	36.080	36.330	28
M56	5.50	93.46	84.54	55.26	56.00	41.080	41.330	34
M64	6.00	95.46	96.54	63.26	64.00	46.080	46.330	38
M72	6.00	107.46	108.54	71.26	72.00	55.100	55.400	43
M80	6.00	119.46	120.54	79.26	80.00	65.100	65.400	48
M90	6.00	134.37	135.63	89.13	90.00	75.100	75.400	54
M100	6.00	149.37	150.63	99.13	100	85.120	85.470	60