[Notice] Japan & China Golden Week holidays will start from 29 April to 6 May 2026. Kindly expect longer response from suppliers and possible delivery delay due to high volume of shipments after holiday. Early order placement is recommended. More details
[Announcement] MISUMI Malaysia website new user interface. Clearer navigation, easy product search and more. Explore now! May contact us at (60) 3 7890 6399 for any inquiries.

How can we improve?

How can we improve?

Comments

Name (Optional)

E-mail Address (Optional)

Tel (Optional)

While we are not able to respond directly to comments submitted in this form, the information will be reviewed for future improvement.
Customer Privacy Policy

Thank you for your cooperation.

While we are not able to respond directly to comments submitted in this form, the information will be reviewed for future improvement.
Please use the inquiry form.

Customer Privacy Policy

RoHS Compliant Ultra Low Head Cap Bolts - Hex Socket Type [RoHS Compliant] (E-GCBSTSR3-16)

Economy
Volume Discount

MISUMI

MiSUMi Economy

MISUMI

Part Number

Configured Part Number is shown.

E-GCBSTSR3-16

Drawing/Specifications
Part Numbers

Dimensional Drawing

Type	[M] Material
E-GCBSTSR	SUSXM7 (SUS304 Equivalent)

Part Number	—	L
E-GCBSTSR3	—	10

■Product dimensions

M × P	Head				Hex Socket		Incomplete Threaded Portion (e)max.	Stem r max.
	Diameter A		Height E		Width B	Depth t
	Diameter A		Height E
	Dimension	Tolerance	Dimension	Tolerance
3 × 0.5	6	0 -0.5	0.8	±0.1	1.5	1 to 1.3	1.4	0.5
4 × 0.7	8		0.9		2	1.3 to 1.7	1.5	0.6
5 × 0.8	9		1		2.5	1.6 to 2	1.8	0.65
6 × 1.0	10		1.2		3	2.0 to 2.4	2.2	0.75

■ Mechanical Properties (Reference)

Thread Nominal M	Tightening Torque		Head Tensile Strength
	Tightening Torque
	N⋅m
	Recommended	Breakage	N/mm²
M3	0.4	0.6	350
M4	0.5	0.7
M5	1.8	2.3
M6	3.3	5

* The breaking torque is the torque at which the hex socket breaks when tightened. Tighten to the recommended torque.

■ Tolerance

L Dim.	M3	M4	M5	M6
4 to 10	0 -0.4	0 -0.6	0 -0.8
11 to 20	0 -0.6		0 -1
21 to 40	0 -0.8		0 -1

■Differences between MISUMI's Similar Products and Economy Series

		MISUMI Standard Products CBSTSR	Economy Series E-GCBSTSR
Sales Qty.		From 1 pc.
Screw Diameter		M2 to M6	M3 to M6
Material		SUS304 Equivalent	SUSXM7 (SUS304 Equivalent)
Head Height *		0.8 to 1.2
Head Tensile Strength *		350
Hex Socket Depth *		2 to 4	1 to 2.4
Tightening Torque N⋅m *	Recommended	0.6 to 5	0.4 to 3.3
	Breakage	-	0.6 to 5
RoHS10		Compliant

* Comparison between M3 and M6

Part Number
TYPE	M	—	L
E-GCBSTSR (SUSXM7)	3	—	5
			6
			8
			10
			12
			16
	4	—	5
			6
			8
			10
			12
			16
	5	—	8
			10
			12
			16
			20
	6	—	10
			12
			16
			20

Technical Information

This product has a slightly shallower hex socket depth than conventional products, and the tightening torque is slightly lower. Select them depending on the application.
Enlarged image with the head cut off so that the hex socket depth can be seen. *Reference

Part Number	Screw Diameter	Hex socket depth (mm)	Product Image
Part Number	Screw Diameter	Hex socket depth (mm)	Product Image
E-GCBSTSR3-10	M3	1 to 1.3
E-GCBSTSR4-10	M4	1.1 to 1.6
E-GCBSTSR5-10	M5	1.5 to 2
E-GCBSTSR6-12	M6	1.9 to 2.4

: 30; 45; 60

Part Number
E-GCBSTSR3-16

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Nominal of Thread (M)	Length L (mm)	Pitch (ｍｍ)
	MYR 2.61	1 Piece(s)	Available	1 Day(s)	10	3	16	0.5

Basic Information

Detailed Shape	Ultra Low Profile Head	Material	SUSXM7	SurfaceTreatment	Not Provided
Thread Type	Metric, Coarse	Sales Unit	Sold Individually (No Min. Purchase)	Additional Shape	Standard
Cleaning Method	No Cleaning	Environmentally friendly	RoHS Compliant (10 Substances)	Material Certificate	Available
Material Certificate: Materials	SUSXM7	Material Certificate: Surface Treatment	N/A

Please check the type/dimensions/specifications of the part E-GCBSTSR3-16 in the RoHS Compliant Ultra Low Head Cap Bolts - Hex Socket Type [RoHS Compliant] series.

Configure

1 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

type
- E-GPACK30-CBSTSR
Clear
Nominal of Thread (M)
3

4

5

6
Clear
Length L (mm)
5

6

8

10

12

16

20
Clear
Pitch(ｍｍ)
0.5

0.7

0.8

1
Clear

Days to Ship

All

1 Day(s) or Less

4 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Products like this...

Part Number
E-GCBSTSR3-10
E-GCBSTSR3-12
E-GCBSTSR3-5
E-GCBSTSR3-6
E-GCBSTSR3-8
E-GCBSTSR4-10

Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Nominal of Thread (M)	Length L (mm)	Pitch (ｍｍ)
MYR 2.61	1 Piece(s)	Available	4 Day(s) or more	10	3	10	0.5
MYR 2.61	1 Piece(s)	Available	1 Day(s)	10	3	12	0.5
MYR 2.61	1 Piece(s)	Available	4 Day(s) or more	10	3	5	0.5
MYR 2.61	1 Piece(s)	Available	1 Day(s)	10	3	6	0.5
MYR 2.61	1 Piece(s)	Available	4 Day(s) or more	10	3	8	0.5
MYR 2.61	1 Piece(s)	Available	1 Day(s)	10	4	10	0.7

Additional Products in this Category

Tech Support

: Technical Inquiry

How can we improve?

RoHS Compliant Ultra Low Head Cap Bolts - Hex Socket Type [RoHS Compliant] (E-GCBSTSR3-16)

Dimensional Drawing

Technical Information

Basic Information

Configure

Specification/Dimensions

type

Nominal of Thread (M)

Length L (mm)

Pitch(ｍｍ)

Days to Ship

Specify Alterations

Products like this...

Additional Products in this Category

Tech Support

Payment Method

About MISUMI

About this Website

Useful Tools

Customer Service

Social Media

MISUMI Contact 9am – 6pm (Mon – Fri) * Order cut-off time is 5pm, 9am – 1pm(Sat) * Order cut-off time is 12pm