SEC-TZB/Super Ultra Low Profile Cross Recessed Machine Screws

Space
Decoration

Dimension Drawing

Specs/CAD

Select

M (Coarse) Nominal of Thread: All; M2; M2.5; M2.6; M3; M4; M5; M6

L: All; 2; 3; 4; 5; 6; 8; 10; 12; 14; 15; 16; 20; 22; 25; 30; 35; 40; 45; 50

Unit : mm

Part Number	M (Coarse) Nominal of Thread	Pitch	L	D₁	L₁	Cross-recessed Socket No.	Max. Tightening Torque (N・m)^＊1	Qty per Pack	Mass (g)	CAD Download	RFQ
SEC-M2-2-TZB	M2	0.4	2	4	0.5	0	0.14	50	0.07	CAD	RFQ
SEC-M2-3-TZB	M2	0.4	3	4	0.5	0	0.14	50	0.09	CAD	RFQ
SEC-M2-4-TZB	M2	0.4	4	4	0.5	0	0.14	50	0.1	CAD	RFQ
SEC-M2-5-TZB	M2	0.4	5	4	0.5	0	0.14	50	0.12	CAD	RFQ
SEC-M2-6-TZB	M2	0.4	6	4	0.5	0	0.14	50	0.14	CAD	RFQ
SEC-M2-8-TZB	M2	0.4	8	4	0.5	0	0.14	50	0.17	CAD	RFQ
SEC-M2-10-TZB	M2	0.4	10	4	0.5	0	0.14	50	0.21	CAD	RFQ
SEC-M2-12-TZB	M2	0.4	12	4	0.5	0	0.14	50	0.24	CAD	RFQ
SEC-M2.5-3-TZB	M2.5	0.45	3	5	0.6	1	0.38	50	0.14	CAD	RFQ
SEC-M2.5-4-TZB	M2.5	0.45	4	5	0.6	1	0.38	50	0.17	CAD	RFQ
SEC-M2.5-5-TZB	M2.5	0.45	5	5	0.6	1	0.38	50	0.2	CAD	RFQ
SEC-M2.5-6-TZB	M2.5	0.45	6	5	0.6	1	0.38	50	0.23	CAD	RFQ
SEC-M2.5-8-TZB	M2.5	0.45	8	5	0.6	1	0.38	50	0.29	CAD	RFQ
SEC-M2.5-10-TZB	M2.5	0.45	10	5	0.6	1	0.38	50	0.35	CAD	RFQ
SEC-M2.5-12-TZB	M2.5	0.45	12	5	0.6	1	0.38	50	0.41	CAD	RFQ
SEC-M2.6-3-TZB	M2.6	0.45	3	5	0.6	1	0.38	50	0.16	CAD	RFQ
SEC-M2.6-4-TZB	M2.6	0.45	4	5	0.6	1	0.38	50	0.17	CAD	RFQ
SEC-M2.6-5-TZB	M2.6	0.45	5	5	0.6	1	0.38	50	0.2	CAD	RFQ
SEC-M2.6-6-TZB	M2.6	0.45	6	5	0.6	1	0.38	50	0.24	CAD	RFQ
SEC-M2.6-8-TZB	M2.6	0.45	8	5	0.6	1	0.38	50	0.3	CAD	RFQ
SEC-M2.6-10-TZB	M2.6	0.45	10	5	0.6	1	0.38	50	0.37	CAD	RFQ
SEC-M2.6-12-TZB	M2.6	0.45	12	5	0.6	1	0.38	50	0.42	CAD	RFQ
SEC-M2.6-14-TZB	M2.6	0.45	14	5	0.6	1	0.38	50	0.49	CAD	RFQ
SEC-M3-3-TZB	M3	0.5	3	6	0.8	1	0.42	50	0.3	CAD	RFQ
SEC-M3-4-TZB	M3	0.5	4	6	0.8	1	0.42	50	0.3	CAD	RFQ
SEC-M3-5-TZB	M3	0.5	5	6	0.8	1	0.42	50	0.34	CAD	RFQ
SEC-M3-6-TZB	M3	0.5	6	6	0.8	1	0.42	50	0.38	CAD	RFQ
SEC-M3-8-TZB	M3	0.5	8	6	0.8	1	0.42	50	0.42	CAD	RFQ
SEC-M3-10-TZB	M3	0.5	10	6	0.8	1	0.42	50	0.46	CAD	RFQ
SEC-M3-12-TZB	M3	0.5	12	6	0.8	1	0.42	50	0.52	CAD	RFQ
SEC-M3-14-TZB	M3	0.5	14	6	0.8	1	0.42	50	0.63	CAD	RFQ
SEC-M3-15-TZB	M3	0.5	15	6	0.8	1	0.42	50	0.63	CAD	RFQ
SEC-M3-16-TZB	M3	0.5	16	6	0.8	1	0.42	50	0.63	CAD	RFQ
SEC-M3-20-TZB	M3	0.5	20	6	0.8	1	0.42	50	0.75	CAD	RFQ
SEC-M3-22-TZB	M3	0.5	22	6	0.8	1	0.42	50	0.81	CAD	RFQ
SEC-M3-25-TZB	M3	0.5	25	6	0.8	1	0.42	50	0.89	CAD	RFQ
SEC-M3-30-TZB	M3	0.5	30	6	0.8	1	0.42	50	1	CAD	RFQ
SEC-M4-4-TZB	M4	0.7	4	8	0.9	2	1.19	50	0.33	CAD	RFQ
SEC-M4-5-TZB	M4	0.7	5	8	0.9	2	1.19	50	0.4	CAD	RFQ
SEC-M4-6-TZB	M4	0.7	6	8	0.9	2	1.19	50	0.49	CAD	RFQ
SEC-M4-8-TZB	M4	0.7	8	8	0.9	2	1.19	50	0.61	CAD	RFQ
SEC-M4-10-TZB	M4	0.7	10	8	0.9	2	1.19	50	0.75	CAD	RFQ
SEC-M4-12-TZB	M4	0.7	12	8	0.9	2	1.19	50	0.9	CAD	RFQ
SEC-M4-14-TZB	M4	0.7	14	8	0.9	2	1.19	50	1.2	CAD	RFQ
SEC-M4-15-TZB	M4	0.7	15	8	0.9	2	1.19	50	1.2	CAD	RFQ
SEC-M4-16-TZB	M4	0.7	16	8	0.9	2	1.19	50	1.2	CAD	RFQ
SEC-M4-20-TZB	M4	0.7	20	8	0.9	2	1.19	50	1.4	CAD	RFQ
SEC-M4-22-TZB	M4	0.7	22	8	0.9	2	1.19	50	1.5	CAD	RFQ
SEC-M4-25-TZB	M4	0.7	25	8	0.9	2	1.19	50	1.7	CAD	RFQ
SEC-M4-30-TZB	M4	0.7	30	8	0.9	2	1.19	50	1.9	CAD	RFQ
SEC-M4-35-TZB	M4	0.7	35	8	0.9	2	1.19	50	2.2	CAD	RFQ
SEC-M4-40-TZB	M4	0.7	40	8	0.9	2	1.19	50	2.4	CAD	RFQ
SEC-M4-45-TZB	M4	0.7	45	8	0.9	2	1.19	50	2.7	CAD	RFQ
SEC-M4-50-TZB	M4	0.7	50	8	0.9	2	1.19	50	2.9	CAD	RFQ
SEC-M5-5-TZB	M5	0.8	5	9	1	2	1.4	50	1.4	CAD	RFQ
SEC-M5-6-TZB	M5	0.8	6	9	1	2	1.4	50	1.4	CAD	RFQ
SEC-M5-8-TZB	M5	0.8	8	9	1	2	1.4	50	1.5	CAD	RFQ
SEC-M5-10-TZB	M5	0.8	10	9	1	2	1.4	50	1.6	CAD	RFQ
SEC-M5-12-TZB	M5	0.8	12	9	1	2	1.4	50	1.8	CAD	RFQ
SEC-M5-14-TZB	M5	0.8	14	9	1	2	1.4	50	2.1	CAD	RFQ
SEC-M5-15-TZB	M5	0.8	15	9	1	2	1.4	50	2.1	CAD	RFQ
SEC-M5-16-TZB	M5	0.8	16	9	1	2	1.4	50	2.1	CAD	RFQ
SEC-M5-20-TZB	M5	0.8	20	9	1	2	1.4	50	2.4	CAD	RFQ
SEC-M5-22-TZB	M5	0.8	22	9	1	2	1.4	50	2.6	CAD	RFQ
SEC-M5-25-TZB	M5	0.8	25	9	1	2	1.4	50	2.8	CAD	RFQ
SEC-M5-30-TZB	M5	0.8	30	9	1	2	1.4	50	3.2	CAD	RFQ
SEC-M5-35-TZB	M5	0.8	35	9	1	2	1.4	50	3.7	CAD	RFQ
SEC-M5-40-TZB	M5	0.8	40	9	1	2	1.4	50	4.1	CAD	RFQ
SEC-M5-45-TZB	M5	0.8	45	9	1	2	1.4	50	4.5	CAD	RFQ
SEC-M5-50-TZB	M5	0.8	50	9	1	2	1.4	50	4.9	CAD	RFQ
SEC-M6-8-TZB	M6	1	8	10	1.2	2	2.4	20	2.5	CAD	RFQ
SEC-M6-10-TZB	M6	1	10	10	1.2	2	2.4	20	2.8	CAD	RFQ
SEC-M6-12-TZB	M6	1	12	10	1.2	2	2.4	20	2.9	CAD	RFQ
SEC-M6-14-TZB	M6	1	14	10	1.2	2	2.4	20	3.4	CAD	RFQ
SEC-M6-15-TZB	M6	1	15	10	1.2	2	2.4	20	3.4	CAD	RFQ
SEC-M6-16-TZB	M6	1	16	10	1.2	2	2.4	20	3.4	CAD	RFQ
SEC-M6-20-TZB	M6	1	20	10	1.2	2	2.4	20	3.8	CAD	RFQ
SEC-M6-22-TZB	M6	1	22	10	1.2	2	2.4	20	4.1	CAD	RFQ
SEC-M6-25-TZB	M6	1	25	10	1.2	2	2.4	20	4.4	CAD	RFQ
SEC-M6-30-TZB	M6	1	30	10	1.2	2	2.4	20	5	CAD	RFQ
SEC-M6-35-TZB	M6	1	35	10	1.2	2	2.4	20	6.5	CAD	RFQ
SEC-M6-40-TZB	M6	1	40	10	1.2	2	2.4	20	7	CAD	RFQ
SEC-M6-45-TZB	M6	1	45	10	1.2	2	2.4	20	7.5	CAD	RFQ
SEC-M6-50-TZB	M6	1	50	10	1.2	2	2.4	20	8	CAD	RFQ

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Related Services

Material/Finish

	SEC-TZB
Main Body	Steel Trivalent Chromate Treatment

Application

Reducing the size of equipment and devices

Characteristics

Cross recessed head cap screws with extra low profile.
For space-saving of equipment/devices and applications with limited overhead space.
SEQ-TZB, with special cross recesses helping to prevent cam-out, are also available. The lineup includes some M3/M4 L dimensions.SEQ-TZB

Product List

SEC-M2.5-TZB

SEC-M2.6-TZB

SEC-M2-TZB

SEC-M3-TZB

SEC-M4-TZB

SEC-M5-TZB

SEC-M6-TZB

Click here to see Compact and Space-Saving

Part Name

Hexalobular Socket Head Cap Screws with Super Ultra Low Profile (Inch Thread)

Part Number

SET-TZB(INCH)

Feature

Hexalobular Socket
Super Ultra Low Profile
Space-saving
Inch Screws

Part Name

Inch Super Ultra Low Profile Hexalobular Socket Head Cap Screws with Nylon Patch

Part Number

SET-TZB-ALK(INCH)

Feature

Hexalobular Socket
Extra Low Profile
Space-Saving
Inch Screw
Nylon Patch

Part Name

Super Ultra Low Profile Cross Recessed Machine Screws with Nylon Patch

Part Number

SEC-TZB-ALK

Feature

Extra Low Profile
Space-Saving
Nylon Patch

Part Name

Cross Recessed Head Cap Screws with Super Ultra Low Profile

Part Number

SEQ-TZB

Feature

Super Ultra Low Profile
Space-saving

No. 2: Vacuum environments

Description of Tamper Resistant Screws for the Engineers

Micro Screws: M0.6 (S0.6) to M2.6 Lineup

No. 6: Thermal Cycling

Miniature Screws/Precision Screws Lineup List

Customization

Flexus

Designs and Examples of What NBK Can Create

Ball Rollers : Characteristics

Custom made

Cleanroom Wash / Cleanroom Packing Service

Screw Length Adjustment Service

Couplings Bore and Keyway Additional Modification Service

Captive Processing Service

Screw combination service

Galling and Seizing

No. 6: Thermal Cycling

Increased degree of vacuum in equipment is required 【Productivity increase】

Select the best screws for your needs

Select Based on Application

Slip Torque of Coupling – Set Screw Type

Property of High Performance Stainless Steel Screws

Plastic Screw Property

Vol.4 What are washers used for?

Hexagon Socket Head Cap Screws Excerpts from ISO 4762：2004, JIS B 1176:2015

Coupling and Single-axis Actuator Assembly Method

Hints for correctly using NBK products: Quick Positioning Brackets

Hints for correctly using NBK products: Captive Washer for Pull

Hints for correctly using NBK products: Metal Super Knob

Hints for correctly using NBK products: Ball Plungers

Procedure of Selection

Choosing the most suitable coupling

Choosing the most suitable coupling

Procedure of Selection (Actuator)

Procedure of Selection

No. 2: Vacuum environments

Galling and Seizing

No. 6: Thermal Cycling

Increased degree of vacuum in equipment is required 【Productivity increase】

What is a Coupling? Explanation of Types and Characteristics

No. 2: Vacuum environments

Description of Tamper Resistant Screws for the Engineers

SEMS Screws: Efficiency and Convenience in Fastening

What are Hex Nuts?

Theft Prevention Nuts

What is Specific Strength? A new index for weight reduction of equipment 【Smaller and Lighter】

Preventing gaps between the sheet and screw when fastening thin sheets

Screws must be protected from chemicals 【Energy-saving / reduced work-hours】

Higher torque and Lower price.

NBK SPECIAL SCREWS

What is a Coupling? Explanation of Types and Characteristics

Select Based on Application

Solving common issues with Semiconductor Manufacturing Equipment（Pre-Process）

Vol.6 Varieties of Screws "Beyond" SUS

A new generation of disk couplings

Micro Screws: M0.6 (S0.6) to M2.6 Lineup

No. 6: Thermal Cycling

Miniature Screws/Precision Screws Lineup List

What is Specific Strength? A new index for weight reduction of equipment 【Smaller and Lighter】

What are low profile screws? Find advantages, disadvantages, and usage examples explained here!

What makes our custom screws special

Customization

NBK SPECIAL SCREWS

Flexus

Designs and Examples of What NBK Can Create

No. 6: Thermal Cycling

Select Based on Application

What is Specific Strength? A new index for weight reduction of equipment 【Smaller and Lighter】

No. 5: Solving common problems inside equipment

Solving common issues with Semiconductor Manufacturing Equipment（Pre-Process）

No. 2: Vacuum environments

Description of Tamper Resistant Screws for the Engineers

Galling and Seizing

Micro Screws: M0.6 (S0.6) to M2.6 Lineup

Miniature Screws/Precision Screws Lineup List

No. 2: Vacuum environments

Description of Tamper Resistant Screws for the Engineers

Galling and Seizing

Micro Screws: M0.6 (S0.6) to M2.6 Lineup

No. 6: Thermal Cycling

Vol.4　What are washers used for?

Vol.6　Varieties of Screws "Beyond" SUS

Vol.1　What is Seizing (Galling)?

Vol.4　What are washers used for?

Vol.7　Screw Tightening Control Methods