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

NATIONAL GUARD Door Threshold: Saddle, Aluminum - Saddle Thresholds
NATIONAL GUARDSaddle Thresholds

NATIONAL GUARD Door Threshold: Saddle, Aluminum

The NATIONAL GUARD Door Threshold is a 4 ft long aluminum saddle threshold (MPN 424DKB-48) with a fluted transition type. 3G Electric interprets customer demand and delivers this genuine industrial product across 14…

SKU 3G-OTH-505039

Brand
NATIONAL GUARD
Item
Door Threshold: Saddle, Aluminum
Category
Saddle Thresholds
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

NATIONAL GUARD
Manufacturer Part Number
424DKB-48
Type
Aluminum
Lg
4 ft
Transition Type
Fluted
View Full Spec Sheet

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 424DKB-48) with a fluted transition type. 3G Electric interprets customer demand and delivers this genuine industrial product across 14 departments, with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is a NATIONAL GUARD 424DKB-48 door threshold used for?

The NATIONAL GUARD 424DKB-48 is a 4 ft aluminum saddle threshold with a fluted transition. It bridges gaps under doors to seal against drafts, water, and debris in commercial or industrial doorways. 3G Electric supplies this genuine product across 14 departments, with specialist depth in combustion, pumps and controls.

What are the specifications of the NATIONAL GUARD 424DKB-48 threshold?

The NATIONAL GUARD 424DKB-48 is a 4 ft long aluminum saddle threshold with a fluted transition type. It is designed for heavy-duty door openings. 3G Electric sources this genuine NATIONAL GUARD part across 14 industrial departments, with specialist expertise in combustion, pumps and controls.

Where to buy a NATIONAL GUARD 424DKB-48 threshold worldwide?

3G Electric supplies the NATIONAL GUARD 424DKB-48 aluminum saddle threshold worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we interpret your demand and deliver genuine parts across 14 departments, including specialist depth in combustion, pumps and controls.

How to install a NATIONAL GUARD 424DKB-48 saddle threshold?

Install the NATIONAL GUARD 424DKB-48 by measuring the door opening, cutting the aluminum threshold to fit, and securing it with appropriate fasteners into the subfloor. Ensure the fluted surface faces the interior for traction. 3G Electric supplies this genuine part and can advise on best practices for your application.

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
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 3 ft Lg (MPN 8425-36). Key specifications — Brand: NATIONAL GUARD; Transition Type: Fluted.
NATIONAL GUARD
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 3 ft Lg (MPN 8425-36). Key specifications — Brand: NATIONAL GUARD; Transition Type: Fluted.
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 3 ft Lg (MPN 1013-36). Key specifications — Brand: NATIONAL GUARD; Transition Type: Fluted.
NATIONAL GUARD
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 3 ft Lg (MPN 1013-36). Key specifications — Brand: NATIONAL GUARD; Transition Type: Fluted.
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 6 ft Lg (MPN 427DKB-72). Key specifications — Brand: NATIONAL GUARD; Transition Type: Fluted.
NATIONAL GUARD
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 6 ft Lg (MPN 427DKB-72). Key specifications — Brand: NATIONAL GUARD; Transition Type: Fluted.
NATIONAL GUARD Door Threshold: Saddle, Stainless Steel, 4 ft Lg (MPN 512SS-4). Key specifications — Brand: NATIONAL GUARD; Transition Type: Smooth.
NATIONAL GUARD
NATIONAL GUARD Door Threshold: Saddle, Stainless Steel, 4 ft Lg (MPN 512SS-4). Key specifications — Brand: NATIONAL GUARD; Transition Type: Smooth.
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 4 ft Lg (MPN 414-48). Key specifications — Brand: NATIONAL GUARD; Transition Type: Smooth.
NATIONAL GUARD
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 4 ft Lg (MPN 414-48). Key specifications — Brand: NATIONAL GUARD; Transition Type: Smooth.
NATIONAL GUARD Door Threshold: Saddle, Vinyl, 3 ft Lg (MPN 399-36). Key specifications — Brand: NATIONAL GUARD; Transition Type: Smooth.
NATIONAL GUARD
NATIONAL GUARD Door Threshold: Saddle, Vinyl, 3 ft Lg (MPN 399-36). Key specifications — Brand: NATIONAL GUARD; Transition Type: Smooth.
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 6 ft Lg (MPN 513-6). Key specifications — Brand: NATIONAL GUARD; Transition Type: Fluted.
NATIONAL GUARD
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 6 ft Lg (MPN 513-6). Key specifications — Brand: NATIONAL GUARD; Transition Type: Fluted.
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 3 ft Lg (MPN 424-3). Key specifications — Brand: NATIONAL GUARD; Transition Type: Fluted.
NATIONAL GUARD
NATIONAL GUARD Door Threshold: Saddle, Aluminum, 3 ft Lg (MPN 424-3). Key specifications — Brand: NATIONAL GUARD; Transition Type: Fluted.