Flat Socket Cap Screw

Length:: 40 mm
Standard:: DIN 7991
Drive:: Hex socket

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How to measure: Flat head socket cap screw — The head sits flush with the surface, so length is measured overall, from the top of the head to the tip.

28 part numbers match your filters

Description	Size	Thread	Grade	Finish	Material	Thread Series	Sold by	In stock	Part number	Price
M3 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M3 X 40	0.5 mm	10.9		Steel	Coarse	100 pcs	Out of stock	7991-340	$40.00 / 100 pcs
M4 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M4 X 40	0.7 mm	10.9		Steel	Coarse	Each	Out of stock	7991-440	$0.25 / each
Flat Socket Cap Screw DIN 7991 10.9	M4 X 40 Zinc	0.7 mm	10.9	Zinc	Steel	Coarse	Each	Out of stock	7991-440Z	$0.21 / each
Flat Socket Cap Screw DIN 7991 Stainless Steel	M4 X 40	0.7 mm			Stainless	Coarse	Each	Out of stock	7991S-440	$0.14 / each
M5 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M5 X 40	0.8 mm	10.9		Steel	Coarse	Each	Out of stock	7991-540	$0.27 / each
Flat Socket Cap Screw DIN 7991 10.9	M5 X 40 Zinc	0.8 mm	10.9	Zinc	Steel	Coarse	Each	Out of stock	7991-540Z	$0.34 / each
Flat Socket Cap Screw DIN 7991 Stainless Steel	M5 X 40	0.8 mm			Stainless	Coarse	Each	Out of stock	7991S-540	$0.46 / each
M6 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M6 X 40	1 mm	10.9		Steel	Coarse	Each	Out of stock	7991-640	$0.33 / each
Flat Socket Cap Screw DIN 7991 10.9	M6 X 40 Zinc	1 mm	10.9	Zinc	Steel	Coarse	Each	Out of stock	7991-640Z	$0.28 / each
Flat Socket Cap Screw DIN 7991 316 Stainless Steel	M6 X 40	1 mm			316 stainless	Coarse	Each	Out of stock	79916-640	$1.03 / each
Flat Socket Cap Screw DIN 7991 Stainless Steel	M6 X 40	1 mm			Stainless	Coarse	Each	Out of stock	7991S-640	$0.59 / each
M8 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M8-1 X 40	1 mm	10.9		Steel	Fine	Each	Out of stock	7991-F840	$9.84 / each
Flat Socket Cap Screw DIN 7991 10.9	M8 X 40	1.25 mm	10.9		Steel	Coarse	Each	Out of stock	7991-840	$0.57 / each
Flat Socket Cap Screw DIN 7991 10.9 Black	M8 X 40 Zinc	1.25 mm	10.9	Zinc	Steel	Coarse	Each	Out of stock	7991-840B	$0.34 / each
Flat Socket Cap Screw DIN 7991 10.9	M8 X 40 Zinc	1.25 mm	10.9	Zinc	Steel	Coarse	Each	Out of stock	7991-840Z	Price on request
Flat Socket Cap Screw DIN 7991 Stainless Steel	M8 X 40	1.25 mm			Stainless	Coarse	Each	Out of stock	7991S-840	$1.07 / each
M10 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M10 X 40	1.5 mm	10.9		Steel	Coarse	Each	Out of stock	7991-1040	$0.90 / each
Flat Socket Cap Screw DIN 7991 Stainless Steel	M10 X 40	1.5 mm			Stainless	Coarse	Each	Out of stock	7991S-1040	$1.72 / each
M12 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M12 X 40	1.75 mm	10.9		Steel	Coarse	Each	Out of stock	7991-1240	$1.39 / each
Flat Socket Cap Screw DIN 7991 Stainless Steel	M12 X 40	1.75 mm			Stainless	Coarse	Each	Out of stock	7991S-1240	$2.53 / each
M14 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M14 X 40	2 mm	10.9		Steel	Coarse	Each	Out of stock	7991-1440	$2.19 / each
M16 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M16 X 40	2 mm	10.9		Steel	Coarse	Each	Out of stock	7991-1640	$2.55 / each
Flat Socket Cap Screw DIN 7991 Stainless Steel	M16 X 40	2 mm			Stainless	Coarse	Each	Out of stock	7991S-1640	$6.07 / each
M18 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M18 X 40	2.5 mm	10.9		Steel	Coarse	Each	Out of stock	7991-1840	Price on request
M20 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M20 X 40	2.5 mm	10.9		Steel	Coarse	Each	Out of stock	7991-2040	$4.59 / each
Flat Socket Cap Screw DIN 7991 Stainless Steel	M20 X 40	2.5 mm			Stainless	Coarse	Each	Out of stock	7991S-2040	Price on request
M22 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M22 X 40	2.5 mm	10.9		Steel	Coarse	Each	Out of stock	7991-2240	$14.80 / each
M24 Diameter
Flat Socket Cap Screw DIN 7991 10.9	M24 X 40	3 mm	10.9		Steel	Coarse	Each	Out of stock	7991-2440	$17.65 / each