Hexalobular socket countersunk head screws, high head

This standard specifies hexalobular socket countersunk head bolts and screws with high head (full loadability), of product grade A, and thread diameters from M3 up to and including M10 and property classes 4.8, 8.8 and 10.9.

Dimensions in mm - source DIN EN ISO 14582 Publication date 02/2014 Supercedes
d thread size	P	dk max=nom	dk min	k max	ds max	ds min	t min	t max	A	k max
M 3	0.5	7.40	6.17	2.20	3	2.86	0.92	1.18	2.8	2.2
M 4	0.7	10.02	8.52	3.01	4	3.82	1.30	1.69	3.95	3.01
M 5
M 6
M 8
M 10

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.

Hexalobular socket countersunk flat head screws

This standard specifies the characteristics of hexalobular socket countersunk flat head screws in product grade A and with threads from M2 to M10 inclusive and with reduced loadability.

Dimensions in mm - source Din 14581 2011 Publication date 02/2014  Supersedes 03/2012
d thread size	P	b	dk max=nom	k max	t min	t max	A
M 2	0.4	25	3.8	1.2	0.51	0.64	1.75	6
M 2.5	0.45	25	4.7	1.5	0.66	0.79	2.4	8
M 3
M 3.5
M 4
M 5
M 6
M 8
M 10

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.

Screws With Six Lobes Recessed Countersunk Head - Symbol FX

This document defines the characteristics of countersunk head machine screws with internal six lobes, with integral load capacity, of grade A, and of diameters M3 to M10.

Dimensions in mm - source NF E 25-107 Publication date: 09/2007
d thread size	P	b	dk max=nom	k max	t min	t max	A	Socket Nr.
M 3	0.5	25	7.40	2.20	0.92	1.18	2.8	T10
M 4	0.7	38	10.02	3.01	1.30	1.69	3.95	T20
M 5
M 6
M 8
M 10

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.