Telephone: 01325 462722
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Domino Spares Push/Pull Kits


The Henry Williams Domino ® typesystem has been in existence since the 1950s. Many are still in service today yet one of the areas of concern on older panels is the pushbutton springs and contacts. Henry Williams Ltd have pulled together a pushbutton spares kit which can be installed into your existing top units thereby extending the life of the panel.

The Push/Pull Spares Kits JS(W)520/II, pictured above comprises of the following parts:-

  • JS(W)517/II Clear Button Stem
  • JS(W)516/Fr Button Stem Disk (plus engraving TBA)
  • JS(W)461/ Button Collar (colour TBA)
  • JS(W)456/ Switch Guide Moulding (x2)
  • JS(W)522/1 Push Actuating Plate Assembly
  • JS(W)529/1 Pull Actuating Plate Assembly
  • JS(W)527/1 Insulated Stop Pins (x2)
  • JS(W)181/1 Button Stirrup Contact (x2)
  • T(W)2017 Pushbutton Spring
  • T(W)2054 Spring Elongated
  • T(W)2055 Compression Spring


Henry Williams Limited

Dodsworth Street
County Durham

Email: Please use form opposite.
Tel: 01325 462722
Fax: 01325 245220

To view our location click here

About Henry Williams

The story of Henry Williams Limited goes back to 1883, when the company was formed to manufacture control and signalling equipment for the rapidly expanding railways network. Since those historic and pioneering days, our skills have broadened, our technology has advanced with the time and our sphere of influence has widened more

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