6.4mm Clear Viewport Plug (7.9mm Head) | Polycarbonate

Product code: BLA411
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6.4mm Clear Viewport Plug (7.9mm Head) | Polycarbonate
6.4mm Clear Viewport Plug (7.9mm Head) | Polycarbonate
6.4mm Clear Viewport Plug (7.9mm Head) | Polycarbonate
6.4mm Clear Viewport Plug (7.9mm Head) | Polycarbonate
6.4mm Clear Viewport Plug (7.9mm Head) | Polycarbonate
6.4mm Clear Viewport Plug (7.9mm Head) | Polycarbonate
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
1 - 249 £0.47 £0.57
250 - 499 £0.41 £0.49
500 - 999 £0.33 £0.39
1000 - 2499 £0.28 £0.33
2500 - 4999 £0.23 £0.28
5000 + £0.15 £0.18
£0.57 / each
Quantity:


Product Specification
Mounting Hole Diameter 6.4mm
Panel Thickness 1.6mm
Material Polycarbonate
Head Diameter 7.9mm
Overall Height 7.9mm
Colour Clear

Next Day or Standard Delivery available via DHL or Royal Mail.
Order by 4pm (UK) for same day dispatch, Monday to Thursday or 2pm Friday.

Larger Order?

Call our sales team on

01233 713581


Frequently Bought Together

Total Price: £0.00

6.4mm Clear Viewport Window Plug | 1.6mm Panel | Polycarbonate

Manufactured for panel builders who need visibility without removing covers, this clear inspection plug is made from clear Polycarbonate to suit a 6.4mm mounting hole and 1.6mm panel thickness. It provides a clear viewing point for enclosed components while giving the panel opening a clean, protected finish.

Its polycarbonate construction gives a strong viewing surface, helping protect the opening from dust, moisture and accidental contact during routine use. The 7.9mm head diameter and 7.9mm overall height make it suitable for accurately finished panel work where visibility, fit and practical protection all matter.

What Are Viewport Window Plugs?

Viewport window plugs are transparent panel inserts that close an aperture while still allowing internal visibility. They are used where engineers need to view indicators, fuses or internal features without opening the enclosure. Manufactured from clear polycarbonate, these inspection plugs are commonly used in equipment housings, control panels and machinery enclosures where passive visual monitoring is required.

Common Applications

  • Small instrument panels needing status visibility
  • Compact equipment covers with limited service access
  • Electronics housings where dust protection is still required
  • Workshop repair panels needing a clean viewing aperture

6.4mm Clear Viewport Window Plug Dimensions

  • Mounting Hole Diameter: 6.4mm
  • Panel Thickness: 1.6mm
  • Head Diameter: 7.9mm
  • Overall Height: 7.9mm
  • Colour: Clear
  • Material: Polycarbonate

Inspection and Panel Protection

This viewport window plug helps reduce unnecessary panel opening by giving technicians a visible inspection point for internal equipment. The snap-fit design supports quick installation in prepared holes, making it suitable for production builds, control cabinet assembly and maintenance replacements.

View our full Viewport Window Plugs range.

Product Support and Trade Orders

If you are matching viewport plugs to a live panel build or need support with bulk quantities, contact the Vital Parts team on 01233 713581. Our team can help confirm the key dimensions before ordering.

Please call for any enquiries!
Mon - Thurs 8.30 am - 5.30 pm
Fri 8.30 am - 3.30 pm
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