• CLP1601T Norton Door Closer Hold Open Thumbturn

*Actual product and finish may vary

Norton 1601 Series grade 1 surface mounted closer with adjustable spring sizes 3-6. 

Multi-Sized Door Closer: 1601 Adjustable through the power range of sizes 3 through 6.  Outlined in ANSI specification A156.4.  Tri-Style® 1600BC/1601(BF) closers come with screws, brackets & soffit plate to allow for regular, top jamb, & parallel arm installations.

1601 Door Closers are adjustable for sizes 3 through 6, and are shipped set at size 4.  Includes sex nuts.

Backcheck is standard on 1600/1601 closers, except units with Delayed Action.  Specify door width for all UNI closers.  33” to 40” and 42” to 48” available from stock.

1601 series catalog


• Non-handed

• Rack-and-pinion design

• Cast aluminum body

• 2-7/8" (73mm) projection

• 1-3/8" (35mm) diameter piston

• 5/8" (16mm) diameter pinion journals

• Standard, separate and independent, latch, sweep and backcheck intensity valves

• Tri-Style® packaging (regular arm, top jamb and parallel arm mounting)

• All standard arm applications allow doors to swing 180°, conditions permitting

• Staked valves

• 10-year limited warranty

Optional Features

• Delayed action (in lieu of backcheck). Specify 1601DA or 1601BFDA

• Corrosion-resistant model (non-hold open only).  Specify 1601SS or 1601BFSS . (Not tri-packed)

• Molded plastic cover. Specify suffix P

• Heavy-duty arms: Parallel Rigid, CloserPlus®, CloserPlus Spring™, and Unitrol®

Compliance Standards

• ANSI/BHMA A156.4, Grade 1 certified

• UL listed

• UL10C compliant for positive pressure

• A.D.A. compliant (1601BF)

**CloserPlus® Arm

Door closers shall have built-in door stop [and holder] effective at one point selected at installation, from 85° - 110° in five-degree increments. Door stop mechanism shall be reversible and attached to soffit plate.  [Hold open mechanism shall have engage/disengage and strength selection actuated by thumbturn.] Closers shall be provided for parallel arm installation using rigid steel main and secondary arm.

1601 Series

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].

CLP1601T Norton Door Closer Hold Open Thumbturn

  • Brand: Norton
  • Product Code: CLP1601T
  • $153.00

Available Options