• Special Screws
  • Vacuum Application Screws


Hex Posts with Ventilation Hole

  • Vacuum
  • Cleanroom Specification

Dimension Drawing

SHVBSHex Posts with Ventilation Hole寸法図

Unit : mm

Part Number M L d1*1 Lf d1
Qty per Pack Mass
SHVBS-M5-40 5 40 1.5 10 1.5 1 15 -

*1: Depending on the "L" dimension, there may be only one ventilation hole.

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Main Body SUS304


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


  • Hexagon posts with double-ended female threads.
  • The ventilation hole easily releases gas trapped in the screw holes of equipment and machines, and supports vacuum drawing of vacuum devices.

Usage Example

These screws are effective with vacuum devices and vacuum chambers that require the elimination of gas trapped in screw holes.

SHVBSHex Posts with Ventilation Hole

Product List