Manual Dampers | McMaster-Carr

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Duct Size

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ID

Mounting Location

Component

Fitting Connection

OD

REACH Compliance

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USMCA Qualifying

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Mounting Hole Center-to-Center Length

Range of Motion

Opening/Closing Action

Slide Material

Stroke Length

For Door Swing Direction

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557 Products

Heating, Ventilation, and Air Conditioning

Duct and Duct Fittings

Duct and Duct Fittings

Circulate air through HVAC systems using round, rectangular, and fabric duct

Registers

Direct and control airflow coming out of HVAC systems

Diffusers

Evenly disperse airflow into a room to maintain a consistent temperature throughout

Power Transmission

Speed Limiters

Control the speed of movement for attached components such as doors, panels, and drill presses

Shock Absorbers

Shock Absorbers

Slow and stop loads to reduce impact that can damage equipment like conveyors, lifters, and presses

Gas Springs

Support the weight of doors, hatches, and lids to assist opening and closing

Facility and Grounds Maintenance

Dust Collectors

Dust Collectors

Extract sawdust, chips, and other particles from the air and contain them for disposal

Building and Machinery Hardware

Door Closer Arms

Door Closer Arms

Replace arms instead of the entire closer to continue to pull doors closed

Door Closers

Automatically and smoothly pull doors, storm doors, and gates closed

Damper Control Arms

Damper Control Arms

Connect actuating motors to your duct system to control ventilation dampers

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)