• Special Screws
  • Chemical Resistance


Plastic Screw - Hex Nuts / Washers - PEEK

  • Chemical-proof

Dimension Drawing

SPE-NPlastic Screw - Hex Nuts / Washers - PEEK寸法図



M (Coarse)
Nominal of Thread

Unit : mm

Part Number M (Coarse)
Nominal of Thread
Pitch B T Qty per Pack Mass
SPE-M4-N M4 0.7 7 3.2 20 0.13 14.81 CAD Cart

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Main body PEEK/Light Brown
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, chemical plants, transformers, electrical and electronic equipment, hot water pumps, and chemical pumps


  • PEEK is a thermoplastic super-engineering plastic with excellent physical and chemical properties.
  • These screws have excellent chemical resistance. They are mostly unaffected by chemicals excluding concentrate sulfuric acid, concentrate nitric acid, and concentrate hydrofluoric acid.
  • These screws have excellent heat resistance, water resistance, and high heat resistance strength.
  • These screws have excellent abrasion, shock, and fatigue resistance.
  • They have high incombustibility that meets V-0 of UL 94.
  • The properties and precautions of plastic screws⇒Plastic Screws

Related Products

PEEK hex nuts SPE-N(INCH) are available as inch threads.

SPE-NPlastic Screw - Hex Nuts / Washers - PEEK

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