Special Material Screws

Image Hex Socket Head Cap Screws (Tantalum) Socket Head Cap Screw -Inconel equiv. Hex Socket Head Cap Screws (Inconel equiv.) with Ventilation Hole Socket Head Cap Screw -Hastelloy C-276　equiv. Hex Socket Head Cap Screws (Hastelloy C-276 equiv.) with Ventilation Hole Socket Head Cap Screw -Hastelloy C-22　equiv. Hex Socket Head Cap Screws (Hastelloy C-22 equiv.) with Ventilation Hole Hex Socket Head Cap Screws (MAT21) Hex Socket Head Cap Screws - Nickel
Part Name Hex Socket Head Cap Screws (Tantalum) Socket Head Cap Screw -Inconel equiv. Hex Socket Head Cap Screws (Inconel equiv.) with Ventilation Hole Socket Head Cap Screw -Hastelloy C-276　equiv. Hex Socket Head Cap Screws (Hastelloy C-276 equiv.) with Ventilation Hole Socket Head Cap Screw -Hastelloy C-22　equiv. Hex Socket Head Cap Screws (Hastelloy C-22 equiv.) with Ventilation Hole Hex Socket Head Cap Screws (MAT21) Hex Socket Head Cap Screws - Nickel
Part Number SNSTA SNSI SVSI SNSH-C276 SVSH-C276 SNSH-C22 SVSH-C22 SNSMT SNSN
Feature Chemical Resistance Chemical Resistance
Heat Resistance		 Chemical Resistance
Heat Resistance		 Chemical Resistance Chemical Resistance Chemical Resistance Chemical Resistance Chemical Resistance Chemical Resistance
Heat Resistance
Material Tantalum Inconel equiv. Inconel equiv. Hastelloy equiv. Hastelloy equiv. Hastelloy equiv. Hastelloy equiv. MAT21 Pure Nickel (Ni 99.0%)
Surface Treatment - - - - - - - - -
Thread Size M3 ～ M6 M3 ～ M8 M3 ～ M8 M3 ～ M8 M3 ～ M8 M3 ～ M8 M3 ～ M8 M3 ～ M8 M3 ～ M8
CAD CAD CAD CAD CAD CAD CAD CAD CAD CAD
Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications
List SNSTA-M3 SNSTA-M4 SNSTA-M5 SNSTA-M6 SNSI-M3 SNSI-M4 SNSI-M5 SNSI-M6 SNSI-M8 SVSI-M3 SVSI-M4 SVSI-M5 SVSI-M6 SVSI-M8 SNSH-M3-C276 SNSH-M4-C276 SNSH-M5-C276 SNSH-M6-C276 SNSH-M8-C276 SVSH-M3-C276 SVSH-M4-C276 SVSH-M5-C276 SVSH-M6-C276 SVSH-M8-C276 SNSH-M3-C22 SNSH-M4-C22 SNSH-M5-C22 SNSH-M6-C22 SNSH-M8-C22 SVSH-M3-C22 SVSH-M4-C22 SVSH-M5-C22 SVSH-M6-C22 SVSH-M8-C22 SNSMT-M3 SNSMT-M4 SNSMT-M5 SNSMT-M6 SNSMT-M8 SNSN-M3 SNSN-M4 SNSN-M5 SNSN-M6 SNSN-M8
Image Hex Socket Head Cap Screws (Monel 400 equiv.) Hex Socket Head Cap Screws - Super Invar Hex Socket Head Cap Screws - Molybdenum Molybdenum Hex Socket Head Cap Screws with Ventilation Hole Hex Socket Head Cap Screws - Phosphor Bronze Hex Socket Head Cap Screws - Aluminum Aluminum Hex Socket Head Cap Screws with Ventilation Hole Ceramic Hex Socket Head Cap Bolts Ceramic Hex Head Bolts
Part Name Hex Socket Head Cap Screws (Monel 400 equiv.) Hex Socket Head Cap Screws - Super Invar Hex Socket Head Cap Screws - Molybdenum Molybdenum Hex Socket Head Cap Screws with Ventilation Hole Hex Socket Head Cap Screws - Phosphor Bronze Hex Socket Head Cap Screws - Aluminum Aluminum Hex Socket Head Cap Screws with Ventilation Hole Ceramic Hex Socket Head Cap Bolts Ceramic Hex Head Bolts
Part Number SNSMN SNSIV SNSM SVSM SNSP SNSA SVSA SCX-C SCX-H
Feature Chemical-proof
Heat-resistance		 Low Expansion Heat Resistance Heat Resistance Non-Magnetic Lightweight Lightweight Chemical Resistance
Heat Resistance
Electrical Insulation		 Chemical Resistance
Heat Resistance
Electrical Insulation
Material Monel equiv. Super Invar Pure molybdenum Pure molybdenum C5191 (Phosphor Bronze) A5056 A5056 Al2O3 (Alumina 99.5%) Al2O3 (Alumina 99.5%)
Surface Treatment - - - - - - - - -
Thread Size M3 ～ M6 M3 ～ M8 M3 ～ M8 M3 ～ M8 M2 ～ M8 M3 ～ M8 M3 ～ M8 M3 ～ M10 M3 ～ M10
CAD CAD CAD CAD CAD CAD CAD CAD CAD CAD
Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications
List SNSMN-M3 SNSMN-M4 SNSMN-M5 SNSMN-M6 SNSIV-M3 SNSIV-M4 SNSIV-M5 SNSIV-M6 SNSIV-M8 SNSM-M3 SNSM-M4 SNSM-M5 SNSM-M6 SNSM-M8 SVSM-M3 SVSM-M4 SVSM-M5 SVSM-M6 SVSM-M8 SNSP-M2 SNSP-M2.5 SNSP-M3 SNSP-M4 SNSP-M5 SNSP-M6 SNSP-M8 SNSA-M3 SNSA-M4 SNSA-M5 SNSA-M6 SNSA-M8 SVSA-M3 SVSA-M4 SVSA-M5 SVSA-M6 SVSA-M8 SCX-M10-C SCX-M3-C SCX-M4-C SCX-M5-C SCX-M6-C SCX-M8-C SCX-M10-H SCX-M3-H SCX-M4-H SCX-M5-H SCX-M6-H SCX-M8-H
Image Hexagon Socket Countersunk Head Screw - Molybdenum Phosphor Bronze Pan Head Machine Screws for Precision Instruments (Miniature Screws) Slotted Pan Head Screws (Silicon Carbide) Slotted Cheese Head Machine Screws (Pure Tungsten) Inconel Hex Nut Hex Nuts - Molybdenum Hex Nuts - Ceramic Inconel Washer Washers - Molybdenum
Part Name Hexagon Socket Countersunk Head Screw - Molybdenum Phosphor Bronze Pan Head Machine Screws for Precision Instruments (Miniature Screws) Slotted Pan Head Screws (Silicon Carbide) Slotted Cheese Head Machine Screws (Pure Tungsten) Inconel Hex Nut Hex Nuts - Molybdenum Hex Nuts - Ceramic Inconel Washer Washers - Molybdenum
Part Number SNFCM SNZP SICX-SX SNCW SHNI SHNM SCX-N SWAI-F SWAM-F
Feature Heat-resistance Non-magnetic
Pan Head Machine Screws
for Precision Instruments		 Chemical Resistance
Heat Resistance		 Chemical Resistance Chemical Resistance
Heat Resistance		 Heat Resistance Chemical Resistance
Heat Resistance
Electrical Insulation		 Chemical Resistance
Heat Resistance		 Heat Resistance
Material Pure molybdenum C5191 (Phosphor Bronze) Silicon Carbide (SiC) Tungsten Inconel equiv. Pure molybdenum Al2O3 (Alumina 99.5%) Inconel equiv. Pure molybdenum
Surface Treatment - - - - - - - - -
Thread Size M2 ～ M4 M2 ～ M2.5 M3 ～ M5 M3 ～ M6 M3 ～ M8 M3 ～ M8 M3 ～ M10 M3 ～ M8 M3 ～ M8
CAD CAD CAD CAD CAD CAD CAD CAD CAD CAD
Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications
List SNFCM-M2 SNFCM-M3 SNFCM-M4 SNZP-M2 SNZP-M2.5 SICX-M3-SX SICX-M4-SX SICX-M5-SX SNCW-M3 SNCW-M4 SNCW-M5 SNCW-M6 SHNI-M3 SHNI-M4 SHNI-M5 SHNI-M6 SHNI-M8 SHNM-M3 SHNM-M4 SHNM-M5 SHNM-M6 SHNM-M8 SCX-M10-N SCX-M3-N SCX-M4-N SCX-M5-N SCX-M6-N SCX-M8-N SWAI-3-F SWAI-4-F SWAI-5-F SWAI-6-F SWAI-8-F SWAM-3-F SWAM-4-F SWAM-5-F SWAM-6-F SWAM-8-F
Image Cover Caps Cover Caps
Part Name Cover Caps Cover Caps
Part Number SCAP-AL SCAP-CE
Feature Low Outgas
Corrosion Resistance		 Heat Resistance
Chemical Resistance

Electrical Insulation
Material A5056 Al2O3 (Alumina 99.5%)
Surface Treatment - -
Thread Size M5 ～ M16 M5 ～ M16
CAD CAD CAD
Specifications Specifications Specifications
List SCAP-10-AL SCAP-3-AL SCAP-4-AL SCAP-5-AL SCAP-6-AL SCAP-8-AL SCAP-10-CE SCAP-3-CE SCAP-4-CE SCAP-5-CE SCAP-6-CE SCAP-8-CE

Latest

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Various head diameters and heights are available for the same screw diameters, contributing to saving space.

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

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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).

All you need to know about the roles and types of washers!

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This page introduces washers. As well as a description of washers, the washer products handled by NBK are introduced.

No. ９: Increasing Throughput

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Preventing looseness? Maybe some of you are already long-time washer users?
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Dimensions of Holes for Hexagon Socket Cap Screws

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This page describes "Dimensions of Holes for Hexagon Socket Cap Screws".

Vol.2　Explaining the Vocabulary of Screws

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Plastic Screw Property

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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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Vacuum Application Screws

Vacuum Application Screws

Low Profile Screws・Small Head Screws

Low Profile Screws・Small Head Screws

High Performance S.S. Screws

High Performance S.S. Screws

Titanium Screws

Titanium Screws

Tools

Tools

Screws with Special Surface Treatment

Screws with Special Surface Treatment

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Miniature Screws

Captive Screws・Full Thread Screws

Captive Screws・Full Thread Screws

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Functional Screws

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Inch Screws

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Tamper Resistant Screws

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Hexalobular Socket Head Screws

Plugs

Plugs

Washers・Insert

Washers・Insert

Plastic Screws

Plastic Screws

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Vibration Resistance

Chemical Resistance Screws

Chemical Resistance Screws

Socket Head Cap Screws

Socket Head Cap Screws

Screws for fixing thin plate

Screws for fixing thin plate

Vacuum

Vacuum

Low Outgas

Low Outgas

Clean

Clean

Chemical Resistance

Chemical Resistance

High Strength

High Strength

Heat Resistance

Heat Resistance

Anti-Galling (Anti-Seize)

Anti-Galling (Anti-Seize)

Screw Drive Damage Prevention

Screw Drive Damage Prevention

Reflection Resistance

Reflection Resistance

Electrical Insulation

Electrical Insulation

Non-Magnetic

Non-Magnetic

Lightweight

Lightweight

Space optimization

Space optimization

Simplified Work

Simplified Work

Loss Prevention

Loss Prevention

Vibration Resistance

Vibration Resistance

Decoration

Decoration

Fixing・Locating

Fixing・Locating

Conveyance

Conveyance