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Damper, Horizontal, 56 In Sq

  • Mfr # 5NKN7

  • Zoro # G1150064

product price:  $408.99
/ea
Additional $40.00 delivery surcharge applies per item.
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Key Features

Type
No Flange, Horizontal Mount
Damper Size (In.)
55-3/4 X 55-3/4
Overall Size (In.)
55-3/4 x 55-3/4
Includes
Pre-Punched Conduit Hole Knock-Out; Felted Edges for Quiet Operation
Construction Material
G-90 Galvanized Steel Frame and Aluminum Blades
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Specifications

Product Information

MFR #
5NKN7
Zoro #
G1150064
UPC #
190735347744
Country of Origin
United States

Dimensions

Damper Size (In.)
55-3/4 X 55-3/4
Overall Size (In.)
55-3/4 x 55-3/4
Overall Height
55 3/4 in
Overall Length
4 1/2 in
Overall Width
55 3/4 in
For Nominal Duct Diameter
56 in
Rough Opening Length
56 in
Rough Opening Width
56 in
Frame Material Thickness
20 ga
Fits Fan Diameter
54 in
Frame Depth
2 in
Rough Opening Diameter
56 in
Wire Rope Length
4 1/2 in

Details

Item
55.75"H-W 4.5"L Aluminum Backdraft Dampr
Type
No Flange, Horizontal Mount
Includes
Pre-Punched Conduit Hole Knock-Out; Felted Edges for Quiet Operation
Construction Material
G-90 Galvanized Steel Frame and Aluminum Blades
Max. Velocity (FPM)
2,000 fpm
Single Acting/Double Acting
Single Acting
Number of Panels
2
Airflow Direction
Horizontal; Vertical
Mounting Position
Horizontal; Vertical
Blade Material
Aluminum
Counterbalanced
Yes
Blade Seal Material
Felt
Damper Application
Backdraft
Damper Type
Dynamic
Switch Action
Normally Closed
Maximum Ambient Temperature
180 Degrees F
Flange Type
None
Frame Material
Galvanized Steel
Closure Velocity Rating
2,000 fpm
Closure Type
Spring
Maximum Pressure
1 in wc
Frame Less Flange
55 3/4
Blade Orientation
Parallel Blades
Blade Type
Flat Blade
Free Area
21.5 sq ft
Maximum Air Velocity
2000 fpm
Rough Opening Shape
Square
For Duct Shape
Square
Opening Type
Spring
Includes Motor
No

Description

55.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 56 in, Frame Material Galvanized Steel, Number of Panels 2, Maximum Air Velocity 2000 fpm, Overall Height 55 3/4 in, Rough Opening Diameter 56 in, Rough Opening Shape Square, Fits Fan Diameter 54 in, For Duct Shape Square, Free Area 21.5 sq ft, Overall Width 55 3/4 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 56 in

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