Non Hold Open Door Closer

This exact Stanley D4551-690 configuration is identified as D4551 Series Heavy-Duty Door Closer, Heavy Duty Closer-Size 1-5 With 35% Spring Power Adjustment-Standard Arm-690 Dark Bronze Painted Finish. This product has been discontinued by the manufacturer..

Primary field use

Control closing and latching on a compatible commercial or institutional swinging door

Fit check

Confirm closer series, spring range, door size and weight, mounting position, handing, arm and shoe, reveal, cover, finish, fire label, opening force, backcheck, delayed action, hold-open limitations, accessibility, and required fasteners before quoting.

Technician note

Closer selection and commissioning affect accessibility, positive latching, and life safety. Diagnose hinges, door balance, seals, air pressure, latch resistance, and the approved opening schedule before changing spring or valve settings.