DIN 912 Hex Socket Cap Screws

Metric DIN 912 hexagonal socket cap screws have a cylindrical head with a hexagonal hole and require an Allen wrench to drive. The threads are metric coarse or fine threads. After installation, the head can be countersunk into a pre-machined countersunk hole in the workpiece.

Beyond Fastener offers a full range of imperial and metric industrial fasteners. Metric DIN 912 hexagonal socket screws are available in sizes from M1.4 to M100, with custom options available. Click on the link to view related products: Hexagon socket cap screws.

DIN 912 Dimensions

DIN 912 PDF

Equivalent standards: ISO 4762, CSN 021143, PN 82302, UNI 5931, GB 70.

Thread Size d					M1.4	M1.6	M2	M2.5	M3	M4	M5	M6	M8	M10	M12	M14	M16	M18	M20	M22	M24	M27	M30	M33	M36	M42	M48	M56	M64	M72	M80	M90	M100
P		Pitch	Coarse thread		0.3	0.35	0.4	0.45	0.5	0.7	0.8	1	1.25	1.5	1.75	2	2	2.5	2.5	2.5	3	3	3.5	3.5	4	4.5	5	5.5	6	6	6	6	6
			Fine thread pitch-1		–	–	–	–	–	–	–	–	1	1.25	1.25	1.5	1.5	1.5	1.5	1.5	2	2	2	2	3	3	3	4	4	4	4	4	4
			Fine thread pitch-2		–	–	–	–	–	–	–	–	–	1	1.5	–	–	2	2	2	–	–	–	–	–	–	–	–	–	–	–	–	–
dk		plain head	max		2.6	3	3.8	4.5	5.5	7	8.5	10	13	16	18	21	24	27	30	33	36	40	45	50	54	63	72	84	96	108	120	135	150
		knurld heads	max		2.74	3.14	3.98	4.68	5.68	7.22	8.72	10.22	13.27	16.27	18.27	21.33	24.33	27.33	30.33	33.39	36.39	40.39	45.39	50.39	54.46	63.46	72.46	84.54	96.54	108.54	120.54	135.63	150.63
		min			2.46	2.86	3.62	4.32	5.32	6.78	8.28	9.78	12.73	15.73	17.73	20.67	23.67	26.67	29.67	32.61	35.61	39.61	44.61	49.61	53.54	62.54	71.54	83.46	95.46	107.46	119.46	134.37	149.37
da		max			1.8	2	2.6	3.1	3.6	4.7	5.7	6.8	9.2	11.2	13.7	15.7	17.7	20.2	22.4	24.4	26.4	30.4	33.4	36.4	39.4	45.5	52.6	63	71	79	87	97	107
ds		max			1.4	1.6	2	2.5	3	4	5	6	8	10	12	14	16	18	20	22	24	27	30	33	36	42	48	56	64	72	80	90	100
		min			1.26	1.46	1.86	2.36	2.86	3.82	4.82	5.82	7.78	9.78	11.73	13.73	15.73	17.73	19.67	21.67	23.67	26.67	29.67	32.61	35.61	41.61	47.61	55.54	63.54	71.54	79.54	89.46	99.46
e		min			1.5	1.73	1.73	2.3	2.87	3.44	4.58	5.72	6.86	9.15	11.43	13.72	16	16	19.44	19.44	21.73	21.73	25.15	27.43	30.85	36.57	41.13	46.83	52.53	62.81	74.21	85.61	97.04
k		max			1.4	1.6	2	2.5	3	4	5	6	8	10	12	14	16	18	20	22	24	27	30	33	36	42	48	56	64	72	80	90	100
		min			1.26	1.46	1.86	2.36	2.86	3.82	4.82	5.7	7.64	9.64	11.57	13.57	15.57	17.57	19.48	21.48	23.48	26.48	29.48	32.38	35.38	41.38	47.38	55.26	63.26	71.26	79.26	89.13	99.13
s		Nominal Size			1.3	1.5	1.5	2	2.5	3	4	5	6	8	10	12	14	14	17	17	19	19	22	24	27	32	36	41	46	55	65	75	85
		min			1.32	1.52	1.52	2.02	2.52	3.02	4.02	5.02	6.02	8.025	10.025	12.032	14.032	14.032	17.05	17.05	19.065	19.065	22.065	24.065	27.065	32.08	36.08	41.08	46.08	55.1	65.1	75.1	85.12
		max			1.36	1.56	1.56	2.06	2.58	3.08	4.095	5.14	6.14	8.175	10.175	12.212	14.212	14.212	17.23	17.23	19.275	19.275	22.275	24.275	27.275	32.33	36.33	41.33	46.33	55.4	65.4	75.4	85.47
t		min			0.6	0.7	1	1.1	1.3	2	2.5	3	4	5	6	7	8	9	10	11	12	13.5	15.5	18	19	24	28	34	38	43	48	54	60