Countersunk head screw DIN 7991 M3 - Steel 10.9

Countersunk head screw DIN 7991 M3 - Steel 10.9

SKU: RC-7991 10.9 3 _
Category: High-tensile steel

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Description
Standard

Countersunk head screw DIN 7991 M3 - Steel 10.9

Standard: DIN 7991

Diameter: M 3

Material/Quality: steel 10.9

Surface: blank

Drive: hexagon socket

Attention!
With Flat-head screws the length is measured including head!

For detailed dimensions and further informations please have a look at the pictures and the "Standard" tab!

(The illustrated article pictures are sample illustrations and demonstrate form and colouring. Dimensions and material may differ. The article description is valid.)

Also known as:
countersunk screw, flat-head screw, flat head, DIN 7991, ISO 10642

Socket:	Hexagonal socket
Diameter:	M 3
Length:	4 mm 6 mm 8 mm 10 mm 12 mm 14 mm 16 mm 20 mm 25 mm 30 mm 35 mm 40 mm 45 mm
Material:	steel
Standard:	DIN 7991
Surface:	blank
Quality/Grade:	10.9

Countersunk screws according to DIN 7991 / ISO 10642

For countersunk screws the entire length is measured including the head !

Dimensions (Drawing see above):

Measure	M 2	M 2,5	M 3	M 4	M 5	M 6	M 8	M 10	M 12	M 16	M 20
d_{k mt}	4,09	5,08	5,81	7,96	10,07	12,16	16,43	20,69	24,81	30,61	36,75
k_max.	0,75	0,8	1,86	2,48	3,1	3,72	3,72	4,96	6,2	8,4	8,8
s	1,3	1,5	2	2,5	3	4	5	6	8	10	12
b*			18	20	22	24	28	32	36	44	52

d_{k mt}	=	head diameter
k_max.	=	maximum height of head
s	=	wrench size of hexagon socket
b*	=	min. length of thread (usually countersunk screws are full threaded, but depending on size and production charge length of thread can differ. If you need a specific length of thread please contact us.)

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