ISO Set Screw Size Data Table Chart ISO 4026

ISO Hardware Engineering Data | ANSI Hardware Engineering Data

ISO 4026 specifies the characteristics of hexagon socket set screws with flat point and threads from M1,6 up to and including M24 and of product grade A.

ISO 4026 hexagon socket set screws with flat point Table

Diameter Thread	Point Dia	Sock Flat Width	Length
M1.6X0.35	0.8000	0.7240	2, 2.5, 3, 4, 5, 6, 8
M2X0.4	1.0000	0.9020	2, 2.5, 3, 4, 5, 6, 8, 10
M2.5X0.45	1.5000	1.2950	2, 2.5, 3, 4, 5, 6 to 12 by 2
M3X0.5	2.0000	1.5450	2, 2.5, 3, 4, 5, 6 to 12 by 2, 16
M4X0.7	2.5000	2.0450	2.5, 3, 4, 5, 6 to 12 by 2, 16, 20
M5X0.8	3.5000	2.5600	3, 4, 5, 6 to 12 by 2, 16, 20, 25
M6X1	4.0000	3.0800	4, 5, 6 to 12 by 2, 16, 20, 25, 30
M8X1.25	5.5000	4.0950	5, 6 to 12 by 2, 16, 20 to 40 by 5
M10X1.5	7.0000	5.0950	6 to 12 by 2, 16, 20 to 50 by 5
M12X1.75	8.5000	6.0950	8, 10, 12, 16, 20 to 60 by 5
M16X2	12.0000	8.1150	10, 12, 16, 20 to 60 by 5
M20X2.5	15.0000	10.1150	12, 16, 20 to 60 by 5
M24X3	18.0000	12.1420	16, 20 to 60 by 5

Diameter Thread	Sock Flat Width	Length
M1.6X0.35	0.7240	2, 2.5, 3, 4, 5, 6, 8
M2X0.4	0.9020	2, 2.5, 3, 4, 5, 6, 8, 10
M2.5X0.45	1.2950	2.5, 3, 4, 5, 6 to 12 by 2
M3X0.5	1.5450	2.5, 3, 4, 5, 6 to 12 by 2, 16
M4X0.7	2.0450	3, 4, 5, 6 to 12 by 2, 16, 20
M5X0.8	2.5600	4, 5, 6 to 12 by 2, 16, 20, 25
M6X1	3.0800	5, 6 to 12 by 2, 16, 20, 25, 30
M8X1.25	4.0950	6 to 12 by 2, 16, 20 to 40 by 5
M10X1.5	5.0950	8, 10, 12, 16, 20 to 50 by 5
M12X1.75	6.0950	10, 12, 16, 20 to 60 by 5
M16X2	8.1150	12, 16, 20 to 60 by 5
M20X2.5	10.1150	16, 20 to 60 by 5
M24X3	12.1420	20 to 60 by 5

Per. ISO 4029

Diameter Thread	Point Dia	Sock Flat Width	Length
M1.6X0.35	0.8000	0.7240	2, 2.5, 3, 4, 5, 6, 8
M2X0.4	1.0000	0.9020	2, 2.5, 3, 4, 5, 6, 8, 10
M2.5X0.45	1.2000	1.2950	2, 2.5, 3, 4, 5, 6 to 12 by 2
M3X0.5	1.4000	1.5450	2.5, 3, 4, 5, 6 to 12 by 2, 16
M4X0.7	2.0000	2.0450	3, 4, 5, 6 to 12 by 2, 16, 20
M5X0.8	2.5000	2.5600	4, 5, 6 to 12 by 2, 16, 20, 25
M6X1	3.0000	3.0800	5, 6 to 12 by 2, 16, 20, 25, 30
M8X1.25	5.0000	4.0950	6 to 12 by 2, 16, 20 to 40 by 5
M10X1.5	6.0000	5.0950	8, 10, 12, 16, 20 to 50 by 5
M12X1.75	8.0000	6.0950	10, 12, 16, 20 to 60 by 5
M16X2	10.0000	8.1150	12, 16, 20 to 60 by 5
M20X2.5	14.0000	10.1150	16, 20 to 60 by 5
M24X3	16.0000	12.1420	20 to 60 by 5

Per. ISO 4766

Diameter Thread	Length
M1.2X0.25	2, 2.5, 3, 4, 5, 6
M1.6X0.35	2, 2.5, 3, 4, 5, 6, 8
M2X0.4	2, 2.5, 3, 4, 5, 6, 8, 10
M2.5X0.45	2.5, 3, 4, 5, 6 to 12 by 2
M3X0.5	3, 4, 5, 6 to 12 by 2, 16
M4X0.7	4, 5, 6 to 12 by 2, 16, 20
M5X0.8	5, 6 to 12 by 2, 16, 20, 25
M6X1	6 to 12 by 2, 16, 20, 25, 30
M8X1.25	8, 10, 12, 16, 20 to 40 by 5
M10X1.5	10, 12, 16, 20 to 50 by 5
M12X1.75	12, 16, 20 to 60 by 5

Per. ISO 7434

Diameter Thread	Point Dia	Length
M1.2X0.25	0.12000	2, 2.5, 3, 4, 5, 6
M1.6X0.35	0.16000	2, 2.5, 3, 4, 5, 6, 8
M2X0.4	0.20000	3, 4, 5, 6, 8, 10
M2.5X0.45	0.25000	3, 4, 5, 6 to 12 by 2
M3X0.5	0.30000	4, 5, 6 to 12 by 2, 16
M4X0.7	0.40000	4, 5, 6 to 12 by 2, 16, 20
M5X0.8	0.50000	5, 6 to 12 by 2, 16, 20, 25
M6X1	1.50000	6 to 12 by 2, 16, 20, 25, 30
M8X1.25	2.00000	8, 10, 12, 16, 20 to 40 by 5
M10X1.5	2.50000	10, 12, 16, 20 to 50 by 5
M12X1.75	3.00000	12, 16, 20 to 60 by 5

Per. ISO 7436

Dia Thrd	Point Dia	Length
M1.6X0.35	0.80000	2, 2.5, 3, 4, 5, 6, 8
M2X0.4	1.00000	2.5, 3, 4, 5, 6, 8, 10
M2.5X0.45	1.20000	3, 4, 5, 6 to 12 by 2
M3X0.5	1.40000	3, 4, 5, 6 to 12 by 2, 16
M4X0.7	2.00000	4, 5, 6 to 12 by 2, 16, 20
M5X0.8	2.50000	5, 6 to 12 by 2, 16, 20, 25
M6X1	3.00000	6 to 12 by 2, 16, 20, 25, 30
M8X1.25	5.00000	8, 10, 12, 16, 20 to 40 by 5
M10X1.5	6.00000	10, 12, 16, 20 to 50 by 5
M12X1.75	8.00000	12, 16, 20 to 60 by 5