We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

NATIONAL GUARD Door Astragal: Astragal Insert, 7 ft Lg, 2 in Wd, 2 in Ht - Door Astragals
NATIONAL GUARDDoor Astragals

NATIONAL GUARD Door Astragal: Astragal Insert, 7 ft Lg, 2 in Wd, 2 in Ht

The NATIONAL GUARD Door Astragal is an astragal insert measuring 7 ft in length, 2 in width, and 2 in height, featuring a steel flange. This product, MPN 139SP-7, is a door astragal from NATIONAL GUARD.

SKU 3G-OTH-502409

Also listed as: 139SP7 · 139SP 7

Brand
NATIONAL GUARD
Item
Door Astragal: Astragal Insert, 7 ft Lg, 2 in Wd, 2 in Ht
Category
Door Astragals
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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

NATIONAL GUARD
Manufacturer Part Number
139SP-7
Lg
7 ft
Wd
2 in
Ht
2 in
Flange Material
Steel

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 Astragal is an astragal insert measuring 7 ft in length, 2 in width, and 2 in height, featuring a steel flange. This product, MPN 139SP-7, is a door astragal from NATIONAL GUARD.

Frequently Asked Questions

What is a NATIONAL GUARD Door Astragal used for?

A NATIONAL GUARD Door Astragal is used to seal the gap between double doors, preventing drafts, light, and sound infiltration. It is commonly installed on commercial or industrial door pairs to improve energy efficiency and security. The steel flange provides durable mounting.

What are the specifications of the NATIONAL GUARD 139SP-7 Door Astragal?

The NATIONAL GUARD 139SP-7 Door Astragal is an astragal insert measuring 7 ft in length, 2 in width, and 2 in height. It features a steel flange for robust attachment. This model is designed for standard double-door applications requiring a reliable seal.

Where to buy NATIONAL GUARD Door Astragal 139SP-7 worldwide?

3G Electric supplies the NATIONAL GUARD Door Astragal 139SP-7 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this door astragal for your industrial or commercial project.

How to install a NATIONAL GUARD Door Astragal?

To install a NATIONAL GUARD Door Astragal, measure the door height and cut the insert to fit if needed. Secure the steel flange to the active door edge using appropriate fasteners. Ensure the astragal aligns with the strike door for a tight seal. Follow standard door hardware installation practices.

NATIONAL GUARD Products

3G Electric supplies NATIONAL GUARD door astragals. 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 door astragal features a brush insert and a stainless steel flange. It measures 8 ft in length, 2 in in width, and 2 in in height. Used to seal the gap between double doors, it helps reduce drafts, light, and noise in commercial and industrial doorways
NATIONAL GUARD
This door astragal features a brush insert and a stainless steel flange. It measures 8 ft in length, 2 in in width, and 2 in in height. Used to seal the gap between double doors, it helps reduce drafts, light, and noise in commercial and industrial doorways
This door astragal seals the gap between pairs of swinging doors to block drafts, light, and noise. It features an aluminum flange and an EPDM insert. Typical applications include commercial and industrial doorways where weatherstripping is required
NATIONAL GUARD
This door astragal seals the gap between pairs of swinging doors to block drafts, light, and noise. It features an aluminum flange and an EPDM insert. Typical applications include commercial and industrial doorways where weatherstripping is required
This astragal insert is 8 ft long, 2 in wide, and 2 in high, with a steel flange. It is used to seal the gap between double doors in commercial and industrial applications, providing weather protection and security
NATIONAL GUARD
This astragal insert is 8 ft long, 2 in wide, and 2 in high, with a steel flange. It is used to seal the gap between double doors in commercial and industrial applications, providing weather protection and security
This door astragal seals the gap between paired doors in commercial entrances. It features an aluminum flange and a neoprene insert to reduce air, dust, and light infiltration. Suitable for use on industrial and institutional doors requiring a weather-resistant barrier
NATIONAL GUARD
This door astragal seals the gap between paired doors in commercial entrances. It features an aluminum flange and a neoprene insert to reduce air, dust, and light infiltration. Suitable for use on industrial and institutional doors requiring a weather-resistant barrier
NATIONAL GUARD Astragal: 7 ft Lg (MPN 125NDKB-84x2)
NATIONAL GUARD
NATIONAL GUARD Astragal: 7 ft Lg (MPN 125NDKB-84x2)
NATIONAL GUARD Door Astragal: Brush Insert, 7 ft Lg, 2 in Wd, 2 in Ht (MPN 139SS-7)
NATIONAL GUARD
NATIONAL GUARD Door Astragal: Brush Insert, 7 ft Lg, 2 in Wd, 2 in Ht (MPN 139SS-7)
NATIONAL GUARD Reinforced Safety Seal: 7 ft Lg, 10 in Wd, 3/16 in Ht (MPN 1000RA-10x84)
NATIONAL GUARD
NATIONAL GUARD Reinforced Safety Seal: 7 ft Lg, 10 in Wd, 3/16 in Ht (MPN 1000RA-10x84)
NATIONAL GUARD Astragal: 8 ft Lg (MPN 115NDKB-96x2)
NATIONAL GUARD
NATIONAL GUARD Astragal: 8 ft Lg (MPN 115NDKB-96x2)