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

Dayton 0"dia Galvanized Steel Fire Damper: Static, 5 3/4 in H, 5 3/4 in W, 3 3/4 in L - Rectangular Fire Dampers
DaytonRectangular Fire Dampers

Dayton 0"dia Galvanized Steel Fire Damper: Static, 5 3/4 in H, 5 3/4 in W, 3 3/4 in L

The Dayton is a rectangular fire damper of the static type, featuring a galvanized steel construction. It uses a curtain blade design with a gravity closure mechanism and is intended for vertical mounting. The unit…

SKU 3G-OTH-73459

Brand
Dayton
Item
0"dia Galvanized Steel Fire Damper: Static, 5 3/4 in H, 5 3/4 in W, 3 3/4 in L
Category
Rectangular Fire Dampers
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

Dayton
Type
5 3/4 in W, 3 3/4 in L, Gravity, Vertical
H
5 3/4 in
Blade Type
Curtain
Closure Type
Gravity
Mounting Position
Vertical

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

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

Product Description

The Dayton is a rectangular fire damper of the static type, featuring a galvanized steel construction. It uses a curtain blade design with a gravity closure mechanism and is intended for vertical mounting. The unit measures 5 3/4 inches in height, 5 3/4 inches in width, and 3 3/4 inches in length.

Frequently Asked Questions

What is the Dayton 3G-OTH-73459 fire damper used for?

The Dayton 3G-OTH-73459 is a static rectangular fire damper used in HVAC ductwork to prevent fire spread through ducts. Its gravity-closure curtain blade activates automatically when a fusible link melts, sealing the duct. It is designed for vertical mounting in commercial or industrial fire-rated partitions.

What are the specifications of the Dayton 3G-OTH-73459 fire damper?

The Dayton 3G-OTH-73459 is a galvanized steel static fire damper with a curtain blade and gravity closure. It measures 5 3/4 in H x 5 3/4 in W x 3 3/4 in L and is designed for vertical mounting. The manufacturer part number is 3G-OTH-73459.

Where to buy the Dayton 3G-OTH-73459 fire damper worldwide?

You can source the Dayton 3G-OTH-73459 fire damper through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the Dayton 3G-OTH-73459 fire damper?

Install the Dayton 3G-OTH-73459 in a vertical orientation within a fire-rated wall or floor assembly. Ensure the duct opening matches the damper dimensions (5 3/4 in x 5 3/4 in). Secure the damper per local codes, and verify the gravity closure mechanism operates freely before commissioning.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

3G Electric supplies Dayton rectangular fire dampers. 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
Fire Damper: Static, 23 3/4 in H, 23 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Dayton
Fire Damper: Static, 23 3/4 in H, 23 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
9.75"H 5.75"W 3.7"L GStl Grav Fire Dampr: Static, 5 3/4 in H, 9 3/4 in W, 3 3/4 in L, Gravity
Dayton
9.75"H 5.75"W 3.7"L GStl Grav Fire Dampr: Static, 5 3/4 in H, 9 3/4 in W, 3 3/4 in L, Gravity
7.75"H-W 3.7"L Square Gravity Fire Dampr: Static, 7 3/4 in H, 7 3/4 in W, 3 3/4 in L, Gravity
Dayton
7.75"H-W 3.7"L Square Gravity Fire Dampr: Static, 7 3/4 in H, 7 3/4 in W, 3 3/4 in L, Gravity
9.75"H-W 3.7"L Square Gravity Fire Dampr: Static, 9 3/4 in H, 9 3/4 in W, 3 3/4 in L, Gravity
Dayton
9.75"H-W 3.7"L Square Gravity Fire Dampr: Static, 9 3/4 in H, 9 3/4 in W, 3 3/4 in L, Gravity
11.8"H 5.8"W 3.7"L GStl Grvty Fire Dampr: Static, 5 3/4 in H, 11 3/4 in W, 3 3/4 in L, Gravity
Dayton
11.8"H 5.8"W 3.7"L GStl Grvty Fire Dampr: Static, 5 3/4 in H, 11 3/4 in W, 3 3/4 in L, Gravity
Fire Damper: Static, 18 in H, 18 in W, 3 3/4 in L, Galvanized Steel Frame, Galvanized Steel Blade
Dayton
Fire Damper: Static, 18 in H, 18 in W, 3 3/4 in L, Galvanized Steel Frame, Galvanized Steel Blade

More from Dayton

View all Dayton parts
15.75"H-W 3.7"L Squ Gravity Fire Dampr: Static, 16 in H, 16 in W, 3 3/4 in L, Galvanized Steel Frame
Dayton
15.75"H-W 3.7"L Squ Gravity Fire Dampr: Static, 16 in H, 16 in W, 3 3/4 in L, Galvanized Steel Frame
5.8"H-W 12"L Grvty Fire Dampr w/Sleeve: Static, 5 3/4 in H, 5 3/4 in W, 12 in L, Gravity
Dayton
5.8"H-W 12"L Grvty Fire Dampr w/Sleeve: Static, 5 3/4 in H, 5 3/4 in W, 12 in L, Gravity
11.75"H 5.75"W 3.7"L GStl Fire Dampr: Dynamic, 5 3/4 in H, 11 3/4 in W, 3 3/4 in L, Spring
Dayton
11.75"H 5.75"W 3.7"L GStl Fire Dampr: Dynamic, 5 3/4 in H, 11 3/4 in W, 3 3/4 in L, Spring
Fire Damper: Static, 11 3/4 in H, 15 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Dayton
Fire Damper: Static, 11 3/4 in H, 15 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Fire Damper: Dynamic, 5 3/4 in H, 5 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Dayton
Fire Damper: Dynamic, 5 3/4 in H, 5 3/4 in W, 3 3/4 in L, Galvanized Steel Frame, Spring
Fire Damper: Static, 16 in H, 16 in W, 3 3/4 in L, Galvanized Steel Frame, Galvanized Steel Blade
Dayton
Fire Damper: Static, 16 in H, 16 in W, 3 3/4 in L, Galvanized Steel Frame, Galvanized Steel Blade
15.8"H 7.8"W 3.7"L GStl Sprng Fire Dmpr: Static, 7 3/4 in H, 15 3/4 in W, 3 3/4 in L, Spring
Dayton
15.8"H 7.8"W 3.7"L GStl Sprng Fire Dmpr: Static, 7 3/4 in H, 15 3/4 in W, 3 3/4 in L, Spring
11.8"H 9.8"W 3.7"L GStl Grvty Fire Dampr: Static, 9 3/4 in H, 11 3/4 in W, 3 3/4 in L, Gravity
Dayton
11.8"H 9.8"W 3.7"L GStl Grvty Fire Dampr: Static, 9 3/4 in H, 11 3/4 in W, 3 3/4 in L, Gravity