Norton 51 Series 1-1/2" Offset Floor Closer | Norton Shallow Depth Floor Closer

Norton 51 Series 1-1/2" Offset Floor Closer | Norton Shallow Depth Floor Closer

The 51 is a 1-1/2" offset shallow-depth floor closer designed for standard door frame installation for interior doors weighing up to 175lbs.

APPLICATION

Interior Doors

• Weight to 175 lbs.

• Door Width up to 4'0" (1219mm)

FEATURES

• Single Acting

• Handed

• 180 top pivot included

• M19 intermediate pivot recommended (order separately)

• Order spring sizes 3 through 5:

- Model 5103: 36" (914mm) Door Width

- Model 5104: 42" (1067mm) Door Width

- Model 5105: 48" (1219mm) Door Width

• Allows doors to swing 180°, trim permitting

• Available non-hold open (NBC) or automatic hold open (ABC) specify 90°, 105° or 180°

• Doors will swing 5° beyond hold open point

• Separate and independent valves for closing speed, latch speed and backcheck

• Available with floor plate or threshold installation (floor plate shown)

• Cycolac, rustproof cement case

• Vertical door adjustment

• Interchangeable spindle adapters

• Furnished with wood and machine screws

• For arch top doors or applications where a 180 top pivot cannot be used, supply at least two each M190 load bearing intermediate pivots, mounted together at the top of the vertical edge

• Doors up to 90" (2286mm) in height should use one intermediate pivot. Each additional 30" (762mm) warrants another intermediate pivot

COMPLIANCE

• For fire rated openings (up to 3 hour assemblies) prefix “F”. This package will be supplied with a steel F180 top pivot and a non-hold open closer. FM19 intermediate pivot is required (order separately).

• For 20-minute label doors – suffix “-20” to the part number (non-hold open closer only)