• Special Screws
  • Loss Prevention


Hex Socket Head Cap Screws with Captive Washer and Ventilation Hole

  • Vacuum
  • Cleanroom Specification
  • Easy to Use

Dimension Drawing

SVSQSHex Socket Head Cap Screws with Captive Washer and Ventilation Hole寸法図

Unit : mm

Part Number←1 M (Coarse)
Nominal of Thread
Pitch L D1 D L1 B t T
Qty per Pack Mass
SVSQS-M3-8 M3 0.5 8 5.5 7 3 2.5 0.5 0.7 1.2 20 1 60.13 CAD Cart

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Related Services


Screw Body SUSXM7
(Equivalent to SUS304)
Screw Body Tensile Strength A2-70
Plain Washer SUS304
Spring Washer SUS304


Vacuum devices, vacuum chambers, FPD production equipment,
semiconductor devices, and electron microscopes


  • The ventilation hole easily releases gas trapped in the screw holes of equipment and machines, and supports vacuum drawing of vacuum devices.
  • Flat washers and spring washers are captive, therefore prevent separation from screws.
  • It is unnecessary to assemble washers. It simplifies work when wearing gloves in a clean room.
  • Cleanroom wash and cleanroom packing are completed.⇒Cleanroom Wash / Cleanroom Packing Service

Product List

Click here to see SVSQS-M3

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