UNI1601 33-41 689 Norton Door Controls Door Closer

• Finish: 689/US28
• Series: 1601 Series Closers
• Type: Door Closers and Operators
• Sub Type: Door Closer

The Norton 1600 Series Door Closers are designed to fit almost any application and are the choice of engineers worldwide. Ideal for use with aluminum storefront doors and frames, these closers have a history of proven quality and tradition. The 1600 Series Door Closers exceed 12 million cycles, have a rack and pinion design with a cast aluminum body and are non-handed.

Aluminum storefront door closers.

The 1600 Series is an aluminum storefront door closer.  It is grade 1 and is designed for medium traffic exterior or interior doors.

• Closers for interior and exterior doors shall be full rack-and-pinion type with cast aluminum alloy shell.
• Closers shall be surface mounted and shall project no more that 2-7/8" from the surface of the door.
• Closers shall be non-handed to permit installation on doors of either hand.
• Closer fluid shall contain lubricity and anti-oxidation agents.
• Closer fluid shall maintain stable viscosity to allow door closer to perform in temperatures ranging from extremely high to as low as -40°F.
• Closers shall have multi-size spring power adjustment to permit setting of spring from (1 through 4) or (3 through 6).
• Closers shall have two non-critical valves, hex key adjusted, to independently regulate sweep and latch speed.
• Closers shall have adjustable backcheck cushioning controlled by a hex key adjusted valve.
• [Closers shall have adjustable delayed-action closing controlled by a hex key adjustable valve.]
• [Closer body shall be enclosed in/concealed with a full molded cover.]
• [Closers shall be highly corrosion resistant and shall have all external body components of aluminum, zinc alloy or stainless steel material and all stainless steel fasteners.] 
• Regular arm and top jamb closers shall have a non-hold open shoe permitting 15% ( +/- 7-1/2% ) power adjustment. ** [1601] [1601BF] [1601SS].