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 with Special Low Profile (Hastelloy C-22 equiv.) Hex Socket Head Cap Screws (MAT21)
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 with Special Low Profile (Hastelloy C-22 equiv.) Hex Socket Head Cap Screws (MAT21)
Part Number SNSTA SNSI SVSI SNSH-C276 SVSH-C276 SNSH-C22 SVSH-C22 SSHH-C22 SNSMT
Feature Chemical Resistance Chemical Resistance
Heat Resistance		 Chemical Resistance
Heat Resistance		 Chemical Resistance Chemical Resistance Chemical Resistance Chemical Resistance Chemical Resistance
Special Low Profile
Space-saving		 Chemical Resistance
Material Tantalum Inconel equiv. Inconel equiv. Hastelloy equiv. Hastelloy equiv. Hastelloy equiv. Hastelloy equiv. Hastelloy equiv. MAT21
Surface Treatment - - - - - - - - -
Thread Size M3 ～ M6 M3 ～ M8 M3 ～ M8 M3 ～ M8 M3 ～ M8 M3 ～ M8 M3 ～ M8 M2 ～ M5 M3 ～ M8
Operating Temperature (℃) - - - - - - - - -
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 SSHH-M2.5-C22 SSHH-M2-C22 SSHH-M3-C22 SSHH-M4-C22 SSHH-M5-C22 SNSMT-M3 SNSMT-M4 SNSMT-M5 SNSMT-M6 SNSMT-M8
Image Hex Socket Head Cap Screws - Nickel 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
Part Name Hex Socket Head Cap Screws - Nickel 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
Part Number SNSN SNSMN SNSIV SNSM SVSM SNSP SNSA SVSA SCX-C
Feature Chemical Resistance
Heat Resistance		 Chemical-proof
Heat-resistance		 Low Expansion Heat Resistance Heat Resistance Non-Magnetic Lightweight Lightweight Chemical Resistance
Heat Resistance
Electrical Insulation
Material Pure Nickel (Ni 99.0%) Monel equiv. Super Invar Pure molybdenum Pure molybdenum C5191 (Phosphor Bronze) A5056 A5056 Al2O3 (Alumina 99.5%)
Surface Treatment - - - - - - - - -
Thread Size M3 ～ M8 M3 ～ M6 M3 ～ M8 M3 ～ M8 M3 ～ M8 M2 ～ M8 M3 ～ M8 M3 ～ M8 M3 ～ M10
Operating Temperature (℃) - - - - - - - - -
CAD CAD CAD CAD CAD CAD CAD CAD CAD CAD
Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications
List SNSN-M3 SNSN-M4 SNSN-M5 SNSN-M6 SNSN-M8 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
Image Ceramic Hex Head Bolts 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
Part Name Ceramic Hex Head Bolts 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
Part Number SCX-H SNFCM SNZP SICX-SX SNCW SHNI SHNM SCX-N SWAI-F
Feature Chemical Resistance
Heat Resistance
Electrical Insulation		 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
Material Al2O3 (Alumina 99.5%) Pure molybdenum C5191 (Phosphor Bronze) Silicon Carbide (SiC) Tungsten Inconel equiv. Pure molybdenum Al2O3 (Alumina 99.5%) Inconel equiv.
Surface Treatment - - - - - - - - -
Thread Size M3 ～ M10 M2 ～ M4 M2 ～ M2.5 M3 ～ M5 M3 ～ M6 M3 ～ M8 M3 ～ M8 M3 ～ M10 M3 ～ M8
Operating Temperature (℃) - - - - - - - - -
CAD CAD CAD CAD CAD CAD CAD CAD CAD CAD
Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications Specifications
List SCX-M10-H SCX-M3-H SCX-M4-H SCX-M5-H SCX-M6-H SCX-M8-H 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
Image Washers - Molybdenum Cover Caps Cover Caps
Part Name Washers - Molybdenum Cover Caps Cover Caps
Part Number SWAM-F SCAP-AL SCAP-CE
Feature Heat Resistance Low Outgas
Corrosion Resistance		 Heat Resistance
Chemical Resistance

Electrical Insulation
Material Pure molybdenum A5056 Al2O3 (Alumina 99.5%)
Surface Treatment - - -
Thread Size M3 ～ M8 M5 ～ M16 M5 ～ M16
Operating Temperature (℃) - - -
CAD CAD CAD CAD
Specifications Specifications Specifications Specifications
List SWAM-3-F SWAM-4-F SWAM-5-F SWAM-6-F SWAM-8-F 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

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Use the NBK Captive Screw Series to be comply with CE

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Screws with Special Surface Treatment

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Socket Head Cap Screws

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Screws for fixing thin plate

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Chemical Resistance

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High Strength

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Heat Resistance

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Anti-Galling (Anti-Seize)

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Screw Drive Damage Prevention

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Electrical Insulation

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Conveyance