Standard swing door operator or Main/Sub for use on double doors with an astragal.

For doors up to #4500 or up to Max. operating torque -- see specs.

High torque ratings are ideal for pressure differentials, windloads, and out of plumb doors.

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Item #

Item Name

Rated Operating Torque (max.)

Door Wt 1

Rated Door Width (max.)

Arm Style

Hand of Operator

NB-500 N/A Series NB-500 Swinging Door Operator N/A 1000 lb.-in. N/A 4500 lbs. N/A 66 in. N/A Pull Open (Standard) Push Open (Optional) N/A Left Hand Right Hand
NB-500 Main/Sub N/A Series NB-500 Swinging Door Operator N/A 1000 lb.-in. N/A 4500 lbs. N/A 66 in. N/A Pull Open (Standard) Push Open (Optional) N/A Main Right Hand & Sub Left Hand Main Left Hand & Sub Right Hand
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