Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

NATIONAL GUARD 427DKB-48 Aluminum Saddle Threshold, 4 ft, Fluted - Saddle Thresholds
NATIONAL GUARDSaddle Thresholds

NATIONAL GUARD 427DKB-48 Aluminum Saddle Threshold, 4 ft, Fluted

The NATIONAL GUARD Door Threshold is a 4 ft long aluminum saddle threshold (MPN 427DKB-48) with a fluted transition type. 3G Electric sources this genuine industrial product across 14 departments, with specialist…

SKU 3G-OTH-505061

Also listed as: 427DKB48 · 427DKB 48

Brand
NATIONAL GUARD
Item
427DKB-48 Aluminum Saddle Threshold, 4 ft, Fluted
Category
Saddle Thresholds
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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

NATIONAL GUARD
Manufacturer Part Number
427DKB-48
Type
Aluminum
Lg
4 ft
Transition Type
Fluted

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The NATIONAL GUARD Door Threshold is a 4 ft long aluminum saddle threshold (MPN 427DKB-48) with a fluted transition type. 3G Electric sources this genuine industrial product across 14 departments, with specialist expertise in combustion, pumps and controls, ensuring you get the right answer for your facility needs.

Frequently Asked Questions

What is a NATIONAL GUARD 427DKB-48 door threshold used for?

The NATIONAL GUARD 427DKB-48 is a 4 ft aluminum saddle threshold with a fluted transition type, used to seal the gap under doors in commercial or industrial facilities. It helps reduce drafts, debris, and pest entry while providing a smooth transition across the doorway.

What are the specifications of the NATIONAL GUARD 427DKB-48 threshold?

The NATIONAL GUARD 427DKB-48 is a 4 ft long aluminum saddle threshold with a fluted transition type. It is designed for door bottom sealing and is made from durable aluminum. The manufacturer part number is 427DKB-48.

Where to buy a NATIONAL GUARD 427DKB-48 threshold worldwide?

3G Electric supplies the NATIONAL GUARD 427DKB-48 aluminum saddle threshold worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this genuine product to your facility, ensuring you get the right part for your door sealing needs.

How to install a NATIONAL GUARD 427DKB-48 saddle threshold?

To install the NATIONAL GUARD 427DKB-48, measure the door opening width, cut the aluminum threshold to fit if needed, and secure it to the floor using appropriate fasteners. Ensure the fluted surface faces the interior for proper transition and sealing. Follow standard door threshold installation practices.

NATIONAL GUARD Products

3G Electric supplies NATIONAL GUARD saddle thresholds. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from NATIONAL GUARD

View all NATIONAL GUARD parts
This 4 ft aluminum saddle threshold features a fluted transition surface. It bridges gaps between flooring materials at doorways, providing a smooth walkover while helping to seal against drafts and debris. Suitable for commercial or industrial entryways
NATIONAL GUARD
This 4 ft aluminum saddle threshold features a fluted transition surface. It bridges gaps between flooring materials at doorways, providing a smooth walkover while helping to seal against drafts and debris. Suitable for commercial or industrial entryways
Aluminum saddle threshold for door openings, 3 ft length, with a fluted surface for traction. Used to seal gaps under doors, reducing drafts and pest entry in commercial or industrial settings
NATIONAL GUARD
Aluminum saddle threshold for door openings, 3 ft length, with a fluted surface for traction. Used to seal gaps under doors, reducing drafts and pest entry in commercial or industrial settings
This 4 ft aluminum saddle threshold seals the gap under doors to block drafts, moisture, and pests. The fluted surface provides traction and is suited for commercial and industrial entryways where a smooth transition between flooring surfaces is needed
NATIONAL GUARD
This 4 ft aluminum saddle threshold seals the gap under doors to block drafts, moisture, and pests. The fluted surface provides traction and is suited for commercial and industrial entryways where a smooth transition between flooring surfaces is needed
This 3 ft aluminum saddle threshold provides a smooth transition between flooring surfaces at doorways. It seals the gap under doors to reduce drafts and prevent debris ingress. Suitable for commercial and industrial facilities requiring a low-profile threshold
NATIONAL GUARD
This 3 ft aluminum saddle threshold provides a smooth transition between flooring surfaces at doorways. It seals the gap under doors to reduce drafts and prevent debris ingress. Suitable for commercial and industrial facilities requiring a low-profile threshold
This 4 ft long aluminum saddle threshold features a fluted transition surface. It is used to seal the gap under door openings, reducing drafts, moisture, and debris passage while providing a slip-resistant walking surface for foot and cart traffic
NATIONAL GUARD
This 4 ft long aluminum saddle threshold features a fluted transition surface. It is used to seal the gap under door openings, reducing drafts, moisture, and debris passage while providing a slip-resistant walking surface for foot and cart traffic
Aluminum saddle threshold, 6 ft length, fluted transition type. Used to seal gaps under doors in commercial and industrial doorways, providing a smooth walking surface and blocking drafts, debris, and pests
NATIONAL GUARD
Aluminum saddle threshold, 6 ft length, fluted transition type. Used to seal gaps under doors in commercial and industrial doorways, providing a smooth walking surface and blocking drafts, debris, and pests
This 6 ft long aluminum saddle threshold features a fluted transition type. It is used to seal the gap under doors and provide a smooth transition between different flooring surfaces in commercial and industrial settings
NATIONAL GUARD
This 6 ft long aluminum saddle threshold features a fluted transition type. It is used to seal the gap under doors and provide a smooth transition between different flooring surfaces in commercial and industrial settings
This 6 ft aluminum saddle threshold provides a transition between flooring surfaces at doorways. The fluted surface offers traction and a finished appearance. Suitable for commercial and industrial applications where a durable, corrosion-resistant threshold is required
NATIONAL GUARD
This 6 ft aluminum saddle threshold provides a transition between flooring surfaces at doorways. The fluted surface offers traction and a finished appearance. Suitable for commercial and industrial applications where a durable, corrosion-resistant threshold is required