Hawke 487 stopping plugs

Hawke dome head plugs
Hawke 487 stopping plugs

487 | Ex d & Ex e | Dome Head Stopping Plug

The Hawke 487 dome headed stopping plug is a metallic fitting designed to blank unused openings on hazardous area enclosures. Dual Certified ATEX/IECEx (along with many more) for use in Flameproof (Exd), Increased Safety (Exe) and Dust (Ext) protection concepts. Also approved for use in Group I Mining Applications.

  • Metallic construction
  • Certified Exd/Exe/Ext
  • Metric mounting thread options
  • Integral Nitrile or Silicone O-Ring – Maintains IP66 & IP67

The 487 tamperproof stopping plug is manufactured in Brass, Nickel Plated Brass, Steel, Nickel Plated Steel and Stainless Steel. (Aluminium for Group II use only).

Product Details


ApplicationHazardous Areas Zone 1, Zone 21, Zone 2, Zone 22 and Mining Applications
Ingress ProtectionIP66, IP67 to IEC/EN 60529
MaterialManufactured in Brass (Standard), Nickel Plated Brass or 316L Stainless Steel
Operating Temperature-60°C to +80°C (with Nitrile O-Ring)-60°C to +160°C (with Silicone O-Ring)

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