NATIONAL GUARD Door Threshold: Saddle, Stainless Steel
The NATIONAL GUARD Door Threshold is a stainless steel saddle threshold, 4 ft long (MPN 512SS-4), featuring a smooth transition type. This product is part of our broad industrial supply across 14 departments, with…
SKU 3G-OTH-505050
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Product Description
The NATIONAL GUARD Door Threshold is a stainless steel saddle threshold, 4 ft long (MPN 512SS-4), featuring a smooth transition type. This product is part of our broad industrial supply across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor for brands like FBR, Interpump, Riello, Beckett, Schneider, ABB, Siemens, SKF, Festo, and Fluke.
Frequently Asked Questions
What is the NATIONAL GUARD 512SS-4 door threshold used for?
The NATIONAL GUARD 512SS-4 is a stainless steel saddle threshold, 4 ft long, designed to provide a smooth transition between flooring surfaces at doorways. It is commonly used in industrial, commercial, and warehouse facilities to seal gaps, reduce tripping hazards, and protect against weather infiltration.
What are the specifications of the NATIONAL GUARD 512SS-4 threshold?
The NATIONAL GUARD 512SS-4 threshold is made of stainless steel, measures 4 ft in length, and features a smooth transition type. Its manufacturer part number is 512SS-4. This saddle threshold is built for durability in high-traffic industrial environments and is supplied by 3G Electric.
Where to buy the NATIONAL GUARD 512SS-4 threshold worldwide?
3G Electric supplies the NATIONAL GUARD 512SS-4 stainless steel saddle threshold to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this and other industrial door hardware products.
How to install a NATIONAL GUARD saddle threshold?
To install a NATIONAL GUARD saddle threshold like the 512SS-4, first measure and cut the threshold to fit the doorway width. Clean the subfloor, apply a bead of construction adhesive, and press the threshold into place. Secure with corrosion-resistant screws at pre-drilled holes. Ensure the smooth transition aligns flush with adjacent flooring.
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.









