Cup head square neck bolts

This standard DIN 603 applies to cup head square neck bolts, with metric threads M5 to M20, of product grade C and specifies technical delivery conditions.

Dimensions in mm - source DIN 603
Publication date: 05-2017 - Supersedes DIN 603: 09-2010
d thread size	Pitch	b			dk nom	f min/max		k		v max/min
		l≤125	l>125≤200	l>200				min	max
M 5
M 6
M 8
M 10
M 12
M 16
M 20

Dimensions in mm - source DIN 603
Publication date: 09 - 2010 - Supersedes DIN 603: 10 - 1981
d thread size	Pitch	b			dk nom	f min/max		k		v max/min
		l≤125	l>125≤200	l>200				min	max
M 5
M 6
M 8
M 10
M 12
M 16
M 20

Din 603-2010- Approximate weigth, in kg x1000 pcs, (ρ=7,85 kg/dm3)
d thread size	M5	M6	M8	M10	M12	M16	M20
nominal length l
16	4	6.9
20	4.5	7.6	13.8	22.7
25
30
35
40
45
50
55
60
65
70
80
90
100
110
120
130
140
150
160
180
200

Reproduced by permission of DIN Deutsches Institut für Normung e. V. The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from Beuth Verlag GmbH,Burggrafenstraße 6, 10787 Berlin, Germany.
WARNING - The datasheets provided by this site (fasten.it) are only advisory in support of the commercial activity and their use by anyone is entirely voluntary. Reliance on their contents for any purpose by anyone is at his/her sole risk and Fasten.it s.r.l./www.fasten.it is not responsible for any loss, claim or damage arising there from.

Square neck bolts

Dimensions in mm - source UNI 5731 Withdrawn Publication date: 12 - 1965
d thread size	Pitch	b		dk nom	f nom	k nom	v nom
		l≤125	l>125≤200
M 5	0.8	16	-	13	3	2.5	5
M 6
M 8
M 10
M 12
M 14

UNI 5731-1965 - Approximate weigth, in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items
d thread size	M5	M6	M8	M10	M12	M14
nominal length l
20	5.46
25	6.22	10.1
30	6.97	11.2	21.3
35
40
45
50
55
60
65
70
75
80
90
100
110
120
125
130
140
150
160
170
180
190
200

The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from UNI - Ente italiano di normazione Via Sannio 2 - 20137 Milano, Italy.
WARNING - The datasheets provided by this site (fasten.it) are only advisory in support of the commercial activity and their use by anyone is entirely voluntary. Reliance on their contents for any purpose by anyone is at his/her sole risk and Fasten.it s.r.l./www.fasten.it is not responsible for any loss, claim or damage arising there from.

Cup square bolts with hexagon nut. Iso metric coarse thread. Finish C.

Dimensions in mm - source UNI 5732 withdrawn
Publication date: 12 - 1965
d thread size	Pitch	b		dk nom	f min/max		k		v min/max
		l≤125	l>125≤200				min	max
M 5
M 6
M 8
M 10
M 12
M 14

The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from UNI - Ente italiano di normazione Via Sannio 2 - 20137 Milano, Italy.
WARNING - The datasheets provided by this site (fasten.it) are only advisory in support of the commercial activity and their use by anyone is entirely voluntary. Reliance on their contents for any purpose by anyone is at his/her sole risk and Fasten.it s.r.l./www.fasten.it is not responsible for any loss, claim or damage arising there from.

Cup head square neck bolts with large head — Product grade C

Specifies the characteristics of products with metric dimensions and thread sizes form M 5 up to and including M 20; with nominal lengths from 20 mm up to200 mm and specifications with reference to International Standards; gives an example for the designation

Dimensions in mm - source ISO 8677 Withdrawn Publication date: 11-1986
d thread size	Pitch	b			dk nom=max	f min	f max	k		v min	v max
		l≤125	l>125≤200	l>200				min	max
M 5	0.8	16	-	-	13	2.9	4.10	2.5	3.1	4.52	5.48
M 6
M 8
M 10
M 12
M 16
M 20

The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from ISO - International Organization for Standardization, Chemin de Blandonnet 8 CP 401 1214 Vernier, Geneva, Switzerland.
WARNING - The datasheets provided by this site (fasten.it) are only advisory in support of the commercial activity and their use by anyone is entirely voluntary. Reliance on their contents for any purpose by anyone is at his/her sole risk and Fasten.it s.r.l./www.fasten.it is not responsible for any loss, claim or damage arising there from.

Carriage bolts square neck

Dimensions in mm - source BS 4933  Table 7 Withdrawn
Publication date: 3 - 1973
d thread size	Pitch	dk min	dk max	k min	k max	f min	f max	v min	v max
M 5	0.8	10.2	11.3	2.5	3.1	2.5	3.1	4.52	5.48
M 6
M 8
M 10
M 12
M 16
M 20
M 24

The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from BSI -The British Standards Institution, 389 Chiswick High Road, London, W4 4AL, UK.
WARNING - The datasheets provided by this site (fasten.it) are only advisory in support of the commercial activity and their use by anyone is entirely voluntary. Reliance on their contents for any purpose by anyone is at his/her sole risk and Fasten.it s.r.l./www.fasten.it is not responsible for any loss, claim or damage arising there from.

Carriage bolts square neck

Dimensions in mm - source NF E27-351 Withdrawn
Publication date: 12-1969
d thread size	Pitch	dk	k	f	v
M 5	0.8	14	3	3.5	5
M 6
M 7
M 8
M 10
M 12
M 14
M 16
M 18
M 20
M 22
M 24
M 27
M 30

The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from AFNOR - Association Française de Normalization, 11 Rue Francis de Pressensé, 93210 Saint-Denis, France.
WARNING - The datasheets provided by this site (fasten.it) are only advisory in support of the commercial activity and their use by anyone is entirely voluntary. Reliance on their contents for any purpose by anyone is at his/her sole risk and Fasten.it s.r.l./www.fasten.it is not responsible for any loss, claim or damage arising there from.

Cup head square neck bolts with small head and short neck — Product grade B

The norm specifies the characteristics of products with metric dimensions and thread sizes from M 6 up to and including M 20; with nominal lengths from 12 mm up to 160 mm and specifications with reference to International Standards; gives an example for the designation.

Dimensions in mm - source ISO 8677 Withdrawn Publication date: 11-1986
d thread size	Pitch	b		dk nom=max	f min	f max	k		v min	v max	e min
		l≤125	l>125≤200				min	max
M 6	1	18	-	14.2	2.4	3	3	3.6	5.88	6.48	7.64
M 8
M 10
M 12
M 16
M 20

The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from ISO - International Organization for Standardization, Chemin de Blandonnet 8 CP 401 1214 Vernier, Geneva, Switzerland.
WARNING - The datasheets provided by this site (fasten.it) are only advisory in support of the commercial activity and their use by anyone is entirely voluntary. Reliance on their contents for any purpose by anyone is at his/her sole risk and Fasten.it s.r.l./www.fasten.it is not responsible for any loss, claim or damage arising there from.