HAWKE: 475 – Tamperproof Stopping plug

The Hawke 475 tamperproof stopping plug is a metallic fitting designed to blank unused openings on thick walled hazardous area enclosures. Dual Certified ATEX/IECEx (along with many more) for use in Flameproof (Exd) protection concepts. Also approved for use in Group I Mining Applications, and NEC Class I Div I Explosion proof.

The 475 tamperproof stopping plug is manufactured in Brass, Nickel Plated Brass, Steel, Nickel Plated Steel and Stainless Steel. (Aluminium for Group II use only).

  • Metallic construction
  • Fitted from the outside of the enclosure
  • Certified Exd
  • Metric and NPT mounting thread options

Download Datasheet – 475 | Ex d

Thread Size

1" – Brass, ½" – Brass, 1½" – Stainless Steel, 1¼" – Nickel Plated, 2" – Stainless Steel, 2½", 3", ¾", M16, M20, M25, M32, M36, M40, M50, M63, M75

Scroll to Top