Pierce Flat Head Screw

Brand :

SUNCO

Caution

The product shown in the image is a representative image only. See product standards for details.
* "Other special treatment" under "Surface treatment" refers to the following specifications.
ST3W-ZEC: ZEC coating over trivalent white
ST3B-ZEC: ZEC coating over trivalent black

Product Description

[Nominal M] 3.5/4/5/6
[Material] Steel / SUS410
[Surface treatment] None, trivalent white, trivalent black, chromate plating, black chromate, stainless plating, trivalent stainless coating, etc.,
available.

Pierce Flat Head Screw

Dimensional drawing

Size	L	Thread Part	D	g	Key Hole	D3	y	Adaptable Plate Thickness
3.5 x 10	10±0.8	Full thread	7.0	2.5	#2	3.5	3.7	0.9-2.3
3.5 x 13	13±0.8						4.3
3.5 x 16	16.0.8						4.3
3.5 x 19	19±0.8						4.3
3.5 x 25	25±0.8						4.3
4 x 10	10±0.8		8.0	2.8		4.2	3.7	0.9-2.3
4 x 13	13±0.8						4.5	1.2-3.2
4 x 16	16±0.8						4.5
4 x 19	19±0.8						4.5
4 x 25	25±0.8						4.5
4 x 30	30±1.2						4.5
4 x 35	35±0.2						4.5
4 x 40	40±1.2						4.5
4 x 45 x 37	45±1.2	37					4.5
4 x 50 x 37	50±1.2						4.5
4 x 60 x 37	60±1.2						4.5
4 x 65 x 37	65±1.2						4.5
4 x 70 x 37	70±1.2						4.5
4 x 75 x 37	75±1.2						4.5
5 x 13	13±0.8	Full thread	10.0			4.8	3.5	1.6-4.0
5 x 16	16±0.8						5.8
5 x 19	19±1.8			3.3			5.8
5 x 25	25±0.8						5.8
5 x 30	30±1.2						5.8
5 x 35	35±1.2						5.8
5 x 40	40±1.2						5.8
5 x 45	45±1.5						5.8
5 x 50 x 30	50±1.2	30					5.8
5 x 60 x 40	60±1.2	40					5.8
5 x 65 x 40	65±1.2						5.8
5 x 70 x 40	70±1.2						5.8
5 x 75 x 40	75±1.2						5.8
5 x 80 x 40	80±1.2						5.8
6 x 25	25±1.2	Full thread	12.0	4.6	#3	6.0	6.5	2.3-6.0
6 x 30	35±1.2						6.5
6 x 40	40±1.2						6.5
6 x 45	45±1.2						6.5
6 x 50	50±1.2						6.5