Item | Universal Backdraft Damper |
Type | No Flange, Horizontal Mount |
Damper Size (In.) | 59-3/4 X 59-3/4 |
Overall Size (In.) | 59-3/4 X 59-3/4 |
Construction Material | G-90 Galvanized Steel Frame and Aluminum Blades |
Max. Velocity (FPM) | 2,000 fpm |
Includes | Pre-Punched Conduit Hole Knock-Out, Felted Edges for Quiet Operation |
Overall Height | 59 1/2 in |
Overall Width | 59 1/2 in |
Overall Length | 4 1/2 in |
Rough Opening Dims | 60 in x 60 in |
Blade | Aluminum Blade w/ Felt Seal |
Closure Type | Spring |
Frame Depth | 2 in |
Maximum Air Velocity | 2000 fpm |
Maximum Ambient Temperature | 180 Degrees F |
Switch Action | Normally Closed |
Damper Finish | Mill Finish |
Overall Diameter | Not Applicable |
Rough Opening Length | 60 in |
Damper Type | Dynamic |
Frame Material Thickness | 20 ga |
Maximum Pressure | 1 in wc |
ACMA Leakage Class | Not Applicable |
Counterbalanced | Yes |
Mounting Position | Horizontal, Vertical |
Rough Opening Shape | Square |
Minimum Ambient Temperature | -40 Degrees F |
Flange Width | Not Applicable |
Damper Application | Backdraft |
Rough Opening Width | 60 in |
Pressure Drop @ 1000 fpm (AMCA 5.2) | Not Applicable |
Frame Material | Galvanized Steel |
Frame Less Flange | 59 3/4 |
Blade Material Thickness | 26 ga |
Seal Material | Not Applicable |
Blade Material | Aluminum |
Blade Orientation | Parallel Blades |
For Nominal Duct Diameter | 60 in |
Free Area | 21.9 sq ft |
Opening Type | Motorized |
Number of Panels | 2 |
For Duct Shape | Square |
Rough Opening Diameter | 60 in |
Flange Type | None |
Airflow Direction | Horizontal, Vertical |
Blade Type | Flat Blade |
Bushing Material | Nylon |
Series | 611 |
Single Acting/Double Acting | Single Acting |
Fusible Link Temperature | Not Applicable |
For Fuel Type | Not Applicable |
Fits Fan Diameter | 60 in |
Closure Velocity Rating | 2,000 fpm |
Blade Seal Material | Felt |
Country of Origin (subject to change) | United States |
Package Quantity | 1 |
Damper, Horizontal, 60 In Sq, DAYTON, Mfr# 5NKN8
$430,99
-$12.93 / ea
with subscription
Free shipping will be applied on orders over $50
59.5 In.H-W 4.5 In.L Aluminum Backdraft Damper, Damper Application Backdraft, For Nominal Duct Diameter 60 in, Frame Material Galvanized Steel, Number of Panels 2, Maximum Air Velocity 2000 fpm, Overall Height 59 1/2 in, Rough Opening Diameter 60 in, Rough Opening Shape Square, Fits Fan Diameter 60 in, For Duct Shape Square, Free Area 21.9 sq ft, Overall Width 59 1/2 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 60 in
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