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3G Electric
BRIDGEPORT 1/2 in Steel Knockout Plug - Knockout Plugs
BRIDGEPORTKnockout Plugs

BRIDGEPORT 1/2 in Steel Knockout Plug

The BRIDGEPORT Knockout Plug (MPN 1691) is a steel knockout hole plug designed for 1/2 in conduit size. It is intended for use with electrical boxes and enclosures, and comes in a silver finish.

SKU 3G-OTH-06952

Brand
BRIDGEPORT
Item
1/2 in Steel Knockout Plug
Part Number
1691
Category
Knockout Plugs
Available to Order
Also known as:1691BRIDGEPORT
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BRIDGEPORT
Manufacturer Part Number
1691
Type
Steel, Silver, Electrical Boxes and Enclosures
Material
Steel
Color
Silver
Accessory Type
Knockout Hole Plug
For Conduit Size
1/2 in
For Product Type
Electrical Boxes and Enclosures

Technical Documents

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BRIDGEPORT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BRIDGEPORT Knockout Plug (MPN 1691) is a steel knockout hole plug designed for 1/2 in conduit size. It is intended for use with electrical boxes and enclosures, and comes in a silver finish.

Frequently Asked Questions

What is a BRIDGEPORT knockout plug used for?

A BRIDGEPORT knockout plug seals unused openings in electrical boxes and enclosures. It prevents debris ingress and maintains enclosure integrity. This steel plug fits 1/2 in conduit knockouts and is suitable for industrial electrical installations.

What are the specifications of the BRIDGEPORT 1691 knockout plug?

The BRIDGEPORT 1691 is a steel knockout hole plug for 1/2 in conduit size. It is silver in color and designed for electrical boxes and enclosures. The material is steel, providing durability in industrial environments.

Where to buy BRIDGEPORT knockout plugs worldwide?

3G Electric supplies BRIDGEPORT knockout plugs worldwide. We handle full logistics and customs clearance for global delivery. Contact us to source this 1/2 in steel plug for your electrical enclosure needs.

How to install a BRIDGEPORT knockout plug?

To install a BRIDGEPORT knockout plug, press it firmly into the 1/2 in knockout hole of the electrical enclosure until it snaps into place. Ensure the plug is fully seated to maintain a secure seal. No tools are typically required for installation.

Used in

Common applications for BRIDGEPORT
Industrial electrical panel installation — Bridgeport grounding bushings (MPN 382-DC) for bonding conduit to enclosures
Commercial conduit support — Bridgeport one-hole pipe straps (MPN 920-S) for securing EMT runs to walls
Cable management in machinery — Bridgeport squeeze connectors (MPN 801-DC2) for terminating AC/MC cable at junction boxes
Conduit system assembly — Bridgeport steel locknuts (MPN 106-S) for fastening RMC to threaded hubs
Retrofit wiring in buildings — Bridgeport insulating bushings (MPN 382-DC) to protect wire insulation at conduit ends
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BRIDGEPORT Products

3G Electric supplies BRIDGEPORT knockout plugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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