DIN 603 - Mushroom head square neck bolts

Current norm: DIN 603
Equivalent norms: ISO 8677; CSN 021319; PN 82406; UNI 5731;

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Company	City	Country	Company profile
TOP Kaleliler 秘密研究所	ANKARA	Turkey	See Detail
TOP LUSAVOUGA - Hardware and Tools	Cacia	Portugal	See Detail
TOP Lectoe Engineering 秘密研究所 Ltd	Wolverhampton	United Kingdom	See Detail
TOP Jiaxing Haina Fastener Co.,Limited	JIAXING	China	See Detail
TOP Shanghai Tengri Metal Products Co., Ltd	Shanghai	China	See Detail
TOP Ferrobend	Mumbai	India	See Detail
TOP Hanshin Neji Co.,Ltd.	Osaka	Japan	See Detail
TOP Maruti Metal Industries	Jamnagar	India	See Detail
ETMA - Empresa T茅cnica de Metalurgia, S.A.	BRAGA	Portugal
TIGGES GmbH und Co. KG	Wuppertal	Germany

Legend:

b - length of the thread (at least)
l - length of bolt
d - the nominal diameter of the thread
k - head height
ds - diameter of the screw shank
dk - head diameter
f - height squared
v - width of the square
r1 - Head radius
lg - length of the shank to thread
ls - length of the shank to the start of the thread

Makings:

Steel: 4.6,8.8
Stainless: A2, A4
Plastic: -
Non Ferrous: -
Thread: 6g

Notes:
-

Table according to DIN 603:

dimensions in mm

Thread d		M5	M6	M8	M10	M12	M16	M20
P		0,8	1	1,25	1,5	1,75	2	2,5
b	l < 125mm	16	18	22	26	30	38	46
	125 < l < 200mm	22	24	28	32	36	44	52
	l > 200mm	-	-	41	45	49	57	65
dk	max.	13,55	16,55	20,65	24,65	30,65	38,8	46,8
dk	min.	12,45	15,45	19,35	23,35	29,35	37,2	45,2
ds	max.	5	6	8	10	12	16	20
ds	min.	4,52	5,52	7,42	9,42	11,3	15,3	19,16
f	max.	4,1	4,6	5,6	6,6	8,75	12,9	15,9
f	min.	2,9	3,4	4,4	5,4	7,25	11,1	14,1
k	max.	3,3	3,88	4,88	5,38	6,95	8,95	11,05
k	min.	2,7	3,12	4,12	4,62	6,05	8,05	9,95
r1	approx.	10,7	12,6	16	19,2	24,1	29,3	33,9
r2	max.	0,5	0,5	0,5	0,5	1	1	1
r3	max.	0,75	0,9	1,2	1,5	1,8	2,4	3
v	max.	5,48	6,48	8,58	10,58	12,7	16,7	20,84
v	min.	4,52	5,52	7,42	9,42	11,3	15,3	19,16

Tab 2.

l			M5		M6		M8		M10		M12		M16		M20
nominal size	min.	max.	ls min.	lg max.	ls min.	lg max.	ls min.	lg max.	ls min.	lg max.	ls min.	lg max.	ls min.	lg max.	ls min.	lg max.
16	15,1	16,9	-	8	-	10
20	18,95	21,05	-	8	-	10	-	12	-	14
25	23,95	26,05	-	8	-	10	-	12	-	14
30	28,95	31,05	-	18	-	10	-	12	-	14	-	18
35	33,75	36,25	15	19	12	17	-	12	-	14	-	18
40	38,75	41,25	20	24	17	22	11,75	18	-	14	-	18
45	43,75	46,25	25	29	22	27	16,75	23	11,5	19	-	18
50	48,75	51,25	30	34	27	32	21,75	28	16,5	24	-	18
55	53,5	56,5	35	39	32	37	26,75	33	21,5	29	16,25	25	-	23
60	58,5	61,5	40	44	37	42	31,75	38	26,5	34	21,25	30	-	23
65	63,5	66,5	45	49	42	47	36,75	43	31,5	39	26,75	35	17	27
70	68,5	71,5	50	54	47	52	41,75	48	36,5	44	31,25	40	22	32	-	28,5
80	78,5	81,5	60	64	57	62	51,75	58	46,5	54	41,25	50	32	42	21,5	34
90	88,25	91,75			67	72	61,75	68	56,5	64	51,25	60	42	52	31,5	44
100	98,25	101,75			77	82	71,75	78	66,5	74	61,25	70	52	62	41,5	54
110	108,25	111,75			87	92	81,75	88	76,5	84	71,25	80	62	72	51,5	64
120	118,25	121,75			97	102	91,75	98	86,5	94	81,25	90	72	82	61,5	74
130	128	132			101	106	95,75	102	90,5	98	85,25	94	76	86	65,5	78
140	138	142			111	116	105,75	112	108,5	108	95,25	104	86	96	75,5	8
150	148	152			121	126	115,75	122	110,5	118	105,25	114	96	106	85,5	98
160	156	164							120,5	128	115,25	124	106	116	95,5	108
180	176	184							140,5	148	135,25	144	126	136	115,5	128
200	195,4	204,6							160,5	168	155,25	164	146	156	135,5	148

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Product	Date	Country	Detail
DIN 603 M20 x 150mm 8.8 steel screw	2024-10-17 19:24:15	United States	See Detail
DIN 603 M10x25	2024-10-15 15:02:17	Greece	See Detail
DIN 603 Zinc	2024-10-09 09:50:47	Algeria	See Detail
DIN 603 A4-70	2024-08-06 03:37:23	India	See Detail
Pan head screw Din 603	2024-06-13 08:40:53	France	See Detail
fasteners	2023-09-06 02:46:04	United States	See Detail
DIN 603 M10x50 Hot dip galvanized	2023-07-20 16:17:23	Germany	See Detail
100.000 x DIN 603 M8x35 Mushroom head square neck bolts	2023-05-16 13:37:38	Germany	See Detail
fasteners	2023-05-15 14:13:08	Netherlands	See Detail
fasteners	2023-03-16 08:10:53	Serbia	See Detail
DIN 603, DIN 985, DIN 7981	2023-02-22 09:31:24	Germany	See Detail
DIN 603	2023-02-17 09:10:17	South Africa	See Detail
DIN 603 M8X55	2022-09-25 11:23:40	Estonia	See Detail
DIN 603 Grade 8.8	2022-08-02 13:21:30	United Kingdom	See Detail
M16 X 70MM LG MUSHROOM HEAD BOLT SS316 - DIN 603	2022-07-15 10:47:47	United Arab Emirates	See Detail
DIN 603-4.6 M5x35mm 150.000 pcs	2022-05-18 07:01:48	Austria	See Detail
DIN 603	2022-04-15 12:28:27	Romania	See Detail
DIN 603 A2	2022-04-06 12:29:19	Bulgaria	See Detail
Carriage bolts DIN 603 M10x170 and M10x210	2022-03-31 13:18:33	Germany	See Detail
fasteners	2022-03-11 07:56:45	Singapore	See Detail
DIN 603 M22x170 mm	2022-02-22 10:44:25	Romania	See Detail
DIN 603 M10x30 and M16x40	2022-02-09 07:20:36	Ukraine	See Detail
DIN 603 7/16-20 UNF x 6inch A4	2021-12-22 09:08:12	Italy	See Detail
DIN 603-555 a container load	2021-12-07 21:54:42	Ireland	See Detail
fasteners	2021-11-10 12:40:00	Portugal	See Detail
DIN 603	2021-10-22 20:00:15	Finland	See Detail
DIN 603 M16x110mm in steel blank or galvanized	2021-09-24 11:05:22	Germany	See Detail
DIN 603, 933, 960, 912, 6921, 25201. 11024. ISO 7380-1. 7380-2. 4026.	2021-04-20 13:15:22	Ukraine	See Detail
DIN 603 4.8 M10x30	2021-02-19 11:08:20	Netherlands	See Detail
DIN 603 ISO 8677 Left-hand	2021-02-09 09:54:40	Ukraine	See Detail
fasteners	2020-12-17 07:49:09	Ukraine	See Detail
fasteners	2020-12-09 13:46:18	Ukraine	See Detail
DIN 603 (only screws without nut)	2020-12-08 16:45:55	Poland	See Detail
210 000 pieces DIN 603 A2 M8x40/40	2020-10-26 08:08:46	Germany	See Detail
DIN 603 M16x70	2020-10-15 13:17:32	Poland	See Detail
DIN 603	2020-09-28 08:14:58	Spain	See Detail
Carriage Bolt Din 603 W/ plastic Head	2020-09-22 10:16:17	Egypt	See Detail
DIN 603	2020-08-10 08:43:48	Hungary	See Detail
fasteners	2020-05-29 10:34:58	Bosnia and Herzegovina	See Detail
DIN 603 M8x30, 8.8, yellow zinc	2020-05-18 16:03:54	Germany	See Detail
DIN 603 M18X120-8.8	2020-01-16 00:25:24	Portugal	See Detail
DIN 933, DIN 603, DIN 934 and DIN 125	2020-01-13 14:07:27	Estonia	See Detail
DIN 603 HDG	2020-01-08 17:16:41	Estonia	See Detail
DIN 603 M18X120 2000pcs	2020-01-06 18:02:44	Portugal	See Detail
50 000pcs DIN603 8.8 zn M12x20	2019-12-13 08:17:49	Belgium	See Detail
Mushroom head screws DIN 603 8.8	2019-12-01 07:06:06	Saudi Arabia	See Detail
DIN 444 and DIN 603	2019-09-20 09:14:26	Indonesia	See Detail
DIN 603 4.6	2019-09-02 11:57:00	Czech Republic	See Detail
DIN 603-4.6-A3L M10X200LG	2019-08-29 13:47:49	Canada	See Detail
DIN 603 A2 FULL THREAD, SHEAR NUTS and DIN 9021 A2	2019-08-19 11:37:29	South Africa	See Detail
DIN 603	2019-07-25 09:15:05	Germany	See Detail
screws DIN 603 A2 600.000pcs	2019-05-29 13:11:05	Algeria	See Detail
Round head screw DIN 603 fvz M12x280 420x	2019-04-30 08:38:29	Germany	See Detail
DIN 603, DIN 261 and DIN 787	2019-02-05 09:08:44	Bulgaria	See Detail
DIN 603 8.8 M16x160 HDG	2019-01-31 09:46:29	Czech Republic	See Detail
DIN 603 A2 M14x320	2019-01-10 13:29:35	Belgium	See Detail
DIN 603 M12x240 3000pcs	2019-01-02 13:48:56	Saudi Arabia	See Detail
DIN 603	2018-06-14 08:55:54	Czech Republic	See Detail
DIN 603 250 000pcs	2018-04-10 13:30:02	Germany	See Detail

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