Hex Head Screws

We have Hex Head Screws with various kind of materials, surface treatments and characteristics.

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Part Name	Hexagon Head Screws	Hexagon Head Screws	Hex Head Screws - PFA Coating for Head	Duplex Stainless Steel Hexagon Head Screw	Hex Head Cap Screws with Ultra Low Profile	Hexagon Head Screws with Captive Washer	Hexagon Head Screws with Captive Washer	Flanged Hex Bolts	Flanged Hex Bolts
Part Number	SNH	SNHS	SNHS-HTF	SNHDS	SNHS-LH	SNHP2S	SNHP3S	SFH-TZB	SFHS
Feature	Compliant with JIS B 1180	Compliant with JIS B 1180	Chemical Resistance	High Strength CorrosionResistance Magnetic	Low Profile space-saving	Compliant with JIS B 1187 With Captive Washer P=2	Compliant with JIS B 1187 With Captive Washer P=3	Flanged Compliant with JIS B 1189	Flanged Compliant with JIS B 1189
Material	Steel	SUSXM7 (Equivalent to SUS304)	SUSXM7 (Equivalent to SUS304)	-	SUSXM7 (Equivalent to SUS304)	Equivalent to SUS304	Equivalent to SUS304	Steel	SUS304
Surface Treatment	Ferrosoferric Oxide Film (Black)	-	PFA Coating	-	-	-	-	Trivalent chromate treatment	-
Thread Size	M5 ～ M10	M3 ～ M10	M3 ～ M8	M12 ～ M24	M4 ～ M8	M4 ～ M10	M4 ～ M12	M8 ～ M12	M6 ～ M8
Operating Temperature (℃)	-	-	-	-	-	-	-	-	-
CAD	CAD	CAD	CAD	CAD	CAD	CAD	CAD	CAD	CAD
Specifications	Specifications	Specifications	Specifications	Specifications	Specifications	Specifications	Specifications	Specifications	Specifications
List	SNH-M10 SNH-M5 SNH-M6 SNH-M8	SNHS-M10 SNHS-M3 SNHS-M4 SNHS-M5 SNHS-M6 SNHS-M8	SNHS-M3-HTF SNHS-M4-HTF SNHS-M5-HTF SNHS-M6-HTF SNHS-M8-HTF	SNHDS-M12 SNHDS-M16 SNHDS-M20 SNHDS-M24	SNHS-M4-LH SNHS-M5-LH SNHS-M6-LH SNHS-M8-LH	SNHP2S-M10 SNHP2S-M4 SNHP2S-M5 SNHP2S-M6 SNHP2S-M8	SNHP3S-M10 SNHP3S-M12 SNHP3S-M4 SNHP3S-M5 SNHP3S-M6 SNHP3S-M8	SFH-M10-TZB SFH-M12-TZB SFH-M8-TZB	SFHS-M6 SFHS-M8

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Part Name	Hexagon Head Bolts (with Ventilation Hole)	Hexagon Head Captive Screws	Hexagon Head Captive Screws - SUS316L	Ceramic Hex Head Bolts	Plastic Screw - Hex Head Screws - PEEK	Plastic Screw - Hex Head Screw - Inch Thread - PEEK	Plastic Screw - Hex Head Screws - PPS	Plastic Screw - Hex Head Screws - RENY	Plastic Screw - Hex Head Screws - PTFE
Part Number	SVHS	SSC-SNHS	SSC-SNHL	SCX-H	SPE-H	SPE-H(INCH)	SPS-H	SPA-H	SPT-H
Feature	Hex head screws	Hex head screws Captive/Loss Prevention	Hex Head Captive Screws Captive/Loss Prevention	Chemical Resistance Heat Resistance Electrical Insulation	Chemical Resistance Heat Resistance	Chemical Resistance Heat Resistance	High Specific Strength Heat Resistance Chemical Resistance	High Strength High Specific Strength	Chemical Resistance Heat Resistance Electrical Insulation
Material	SUSXM7 (Equivalent to SUS304)	SUSXM7 (Equivalent to SUS304)	SUS316L	Al2O3 (Alumina 99.5%)	PEEK	PEEK	PPS	RENY	PTFE (Polytetrafluoroethylene)
Surface Treatment	-	-	-	-	-	-	-	-	-
Thread Size	M3 ～ M8	M3 ～ M8	M3 ～ M8	M3 ～ M10	M4 ～ M12	1/4-20UNC	M4 ～ M12	M5 ～ M16	M3 ～ M12
Operating Temperature (℃)	-	-	-	-	-	-	-	-	-
CAD	CAD	CAD	CAD	CAD	CAD	CAD	CAD	CAD	CAD
Specifications	Specifications	Specifications	Specifications	Specifications	Specifications	Specifications	Specifications	Specifications	Specifications
List	SVHS-M3 SVHS-M4 SVHS-M5 SVHS-M6 SVHS-M8	SSC-SNHS-M3 SSC-SNHS-M4 SSC-SNHS-M5 SSC-SNHS-M6 SSC-SNHS-M8	SSC-SNHL-M3 SSC-SNHL-M4 SSC-SNHL-M5 SSC-SNHL-M6 SSC-SNHL-M8	SCX-M10-H SCX-M3-H SCX-M4-H SCX-M5-H SCX-M6-H SCX-M8-H	SPE-M10-H SPE-M12-H SPE-M4-H SPE-M5-H SPE-M6-H SPE-M8-H	SPE-1/4-20-H	SPS-M10-H SPS-M12-H SPS-M4-H SPS-M5-H SPS-M6-H SPS-M8-H	SPA-M10-H SPA-M12-H SPA-M16-H SPA-M5-H SPA-M6-H SPA-M8-H	SPT-M10-H SPT-M12-H SPT-M3-H SPT-M4-H SPT-M5-H SPT-M6-H SPT-M8-H

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Part Name	Plastic Screws - Hexagon Head Screws - PVDF	Plastic Screw - Hex Head Screws - PP	Plastic Screw - Hex Head Screws - VESPEL（Grade：SP-1）	Plastic Screw - Hex Head Screws - VESPEL（Grade：SCP-5000）	Plastic Screws - Hex Head Screws - PC	Plastic Screws - Hex Head Screws - PFA
Part Number	SPV-H1	SPP-H	SPD-H	SPDC-H	SPC-H	SPFA-H
Feature	Chemical Resistance	Chemical Resistance	Heat Resistance Chemical Resistance Low Outgas	Heat Resistance Chemical Resistance Low Outgas	Shock Resistance Weather Resistance	Chemical Resistance Heat Resistance
Material	PVDF	PP	VESPEL® SP-1	VESPEL® SCP-5000	PC	Perfluoroalkoxy Alkane
Surface Treatment	-	-	-	-	-	-
Thread Size	M4 ～ M12	M4 ～ M12	M3 ～ M8	M3 ～ M8	M4 ～ M8	M4 ～ M8
Operating Temperature (℃)	-	-	-	-	-	-
CAD	CAD	CAD	CAD	CAD	CAD	CAD
Specifications	Specifications	Specifications	Specifications	Specifications	Specifications	Specifications
List	SPV-M10-H1 SPV-M12-H1 SPV-M4-H1 SPV-M5-H1 SPV-M6-H1 SPV-M8-H1	SPP-M10-H SPP-M12-H SPP-M4-H SPP-M5-H SPP-M6-H SPP-M8-H	SPD-M3-H SPD-M4-H SPD-M5-H SPD-M6-H SPD-M8-H	SPDC-M3-H SPDC-M4-H SPDC-M5-H SPDC-M6-H SPDC-M8-H	SPC-M4-H SPC-M5-H SPC-M6-H SPC-M8-H	SPFA-M4-H SPFA-M5-H SPFA-M6-H SPFA-M8-H

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This page describes "Plastic Screw Properties" such as PEEK, PTFE (Polytetrafluoroethylene), PPS, PC (polycarbonate) and PP (polypropylene).

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Here we introduce advantages, usage examples, lineups and the like regarding screws with lower head height than ordinary screws, referred to as "low profile screws" or "low profile cap screws" (low head, slim head).

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Hex Socket Head Cap Screws (cap bolts) are bolts (screws) with hexagon-shaped holes in their heads. It lists product descriptions for hex socket head cap screws, recommended products, etc.

No. 6: Thermal Cycling

Here we discuss thermal cycling, which is often an issue in semiconductor manufacturing equipment.

Helpful Resources

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

What are Hex Socket Head Cap Screws (cap bolts)?

No. 6: Thermal Cycling

What are Captive Screws? Introduction of the NBK Captive Series

Comparison of the Dimensions of Low Profile Screws and Small Head Screws

Customization

Flexus

Designs and Examples of What NBK Can Create

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Custom made

Cleanroom Wash / Cleanroom Packing Service

Screw Length Adjustment Service

Couplings Bore and Keyway Additional Modification Service

Captive Processing Service

Screw combination service

No. 6: Thermal Cycling

Vol.1 What is Seizing (Galling)?

Vol.7 Screw Tightening Control Methods

Select the best screws for your needs

CE-marked components which prevent foreign matter contamination are required 【Safety / precautionary measures】

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Vol.4 What are washers used for?

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Vol. 12 Back to Basics Series! Screw Reference Dimensions

Slip Torque of Coupling – Set Screw Type

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Hints for correctly using NBK products: Captive Washer for Pull

Hints for correctly using NBK products: Metal Super Knob

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Choosing the most suitable coupling

Procedure of Selection (Actuator)

Procedure of Selection

Procedure of Selection

No. 6: Thermal Cycling

What are Captive Screws? Introduction of the NBK Captive Series

No. ９: Increasing Throughput

No. 2: Vacuum environments

Vol.7 Screw Tightening Control Methods

What are Captive Screws? Introduction of the NBK Captive Series

SEMS Screws: Efficiency and Convenience in Fastening

No. 2: Vacuum environments

CE-marked components which prevent foreign matter contamination are required 【Safety / precautionary measures】

Use the NBK Captive Screw Series to be comply with CE

Preventing gaps between the sheet and screw when fastening thin sheets

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

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

Higher torque and Lower price.

NBK SPECIAL SCREWS

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

Vol.6 Varieties of Screws "Beyond" SUS

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A new generation of disk couplings

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No. 6: Thermal Cycling

Comparison of the Dimensions of Low Profile Screws and Small Head Screws

No. ９: Increasing Throughput

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What makes our custom screws special

Customization

NBK SPECIAL SCREWS

Flexus

Designs and Examples of What NBK Can Create

No. 6: Thermal Cycling

No. 5: Solving common problems inside equipment

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

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

Higher torque and Lower price.

Plastic Screw Property

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

What are Hex Socket Head Cap Screws (cap bolts)?

What are Captive Screws? Introduction of the NBK Captive Series

Comparison of the Dimensions of Low Profile Screws and Small Head Screws

Plastic Screw Property

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

What are Hex Socket Head Cap Screws (cap bolts)?

No. 6: Thermal Cycling

What are Captive Screws? Introduction of the NBK Captive Series

Vol.1　What is Seizing (Galling)?

Vol.7　Screw Tightening Control Methods

Vol.4　What are washers used for?

Vol.7　Screw Tightening Control Methods

Vol.6　Varieties of Screws "Beyond" SUS

Vol.1　What is Seizing (Galling)?

Vol.7　Screw Tightening Control Methods

Vol.1　What is Seizing (Galling)?

Vol.4　What are washers used for?

Vol.7　Screw Tightening Control Methods