• Special Screws
  • Chemical Resistance Screws


Plastic Screw - Hex Nuts / Washers - PTFE

  • Heat-resistance
  • Chemical-proof
  • Electrical Insulation

Dimension Drawing

SPT-NPlastic Screw - Hex Nuts / Washers - PTFE寸法図

Unit : mm

Part Number M (Coarse)
Nominal of Thread
Pitch B T Mass
SPT-M4-N M4 0.7 7 3.2 0.21 9.76 CAD Cart

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Related Services


Main body PTFE(Tetrafluoroethylene)
Heat Resistance Temperature*1 260℃

*1: This is the value for the plastic material. The maximum operating temperature of the product changes with performance conditions such as tightening torque.


FPD production equipment, semiconductor devices, printed
circuit board etching devices, metallic surface treatment
equipment and facilities, and chemical plants


  • PTFE (Polytetrafluoroethylene) is a plastic with excellent heat resistance, electrical properties, chemical resistance, and abrasion resistance. Most chemicals cannot penetrate it.
  • It has high incombustibility that meets V-0 of UL 94.
  • The properties and precautions of plastic screws⇒Plastic Screws

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Product List

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