Norton L27 Series 3/4" Offset Hung Door Closer | Norton Extra Heavy Duty/Lead Lined Floor Closer

Norton L27 Series 3/4" Offset Hung Door Closer  | Norton Extra Heavy Duty/Lead Lined Floor Closer

The L27 is a 3/4" offset-hung floor closer designed for heavy door weights and high traffic use for lead-lined interior or exterior doors weighing to 1500lbs.

DETAILS ABOUT NORTON L27 (L27 with 85, 95, 105 Degree of Swing. See Below for 180 Degree of Swing.)

APPLICATION

• Single Acting, Handed

• Exterior or Interior Doors

• Lead-Lined, Heavy, High Traffic Doors

• Weight to 1500 lbs. - Door size & weight guidelines are determined using the appropriate number of intermediate pivots

• Door Width up to 4'0" (1219mm)

FEATURES

• L180 top pivot included

• ML19 intermediate pivot(s) required (order separately)

• Heavy-duty bottom arm and top pivot with screw holes spaced to straddle lead lining, or for extra heavy or very high traffic doors.

• Available for the following lead-lined door thicknesses: 1-3/4" (44mm), 2" (51mm), 2-1/4" (57mm), 2-1/2" (63mm) or 3" (76mm)

• Available non-hold open (N) or selective hold open (S) at same degree as dead stop

• Built-in positive dead stop prevents door from swinging beyond the desired opening degree (specify 85°, 90°, 95° or 105°)

• Additional thrust bearing for greater load capacity

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

• Vertical door adjustment

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

• Cast iron cement case

• For arch top doors or applications where an L180 top pivot cannot be used, supply at least two each ML19-load bearing intermediate pivots, mounted together at the top of the vertical edge

• Doors 60" (1524mm) to 90" (2286mm) in height should use one intermediate pivot. Each additional 30" (762mm) warrants another intermediate pivot

• Furnished with wood and machine screws

COMPLIANCE

• Models available to meet ICC/ANSI A117.1 low opening force requirements, prefix “PH”. (For 8-1/2 lbs. of opening force prefix PH and suffix 8-1/2 lbs.)

• For fire rated openings (up to 3 hour assemblies) prefix “F”. This package will be supplied with a FL180 steel top pivot and non-hold open closer. FML19 intermediate required (order separately). Note: UL listing for 1-3/4" thick doors only.

• UL labeled closers cannot have PH option

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

• ANSI/C06071

• ANSI/BHMA A156.4, Grade 1

Norton L27 Technical Information

DETAILS ABOUT NORTON L27-180 (L27 with 180 Degree of Swing)

APPLICATION

• Single Acting, Handed

• Exterior or Interior Doors

• Lead-Lined, Heavy, High Traffic Doors

• Weight to 1500 lbs. - Door size & weight guidelines are determined using the appropriate number of intermediate pivots

• Door Width up to 4'0" (1219mm)

FEATURES

• L180 top pivot included

• ML19 intermediate pivot(s) required (order separately)

• Heavy-duty bottom arm and top pivot with screw holes spaced to straddle lead lining, or for extra heavy or very high traffic doors.

• Available for the following lead-lined door thicknesses: 1-3/4" (44mm), 2" (51mm), 2-1/4" (57mm), 2-1/2" (63mm) or 3" (76mm)

• Available non-hold open (N) or automatic hold open (A) at 180°

• Built-in positive dead stop prevents door from swinging beyond 180° only

• Additional thrust bearing for greater load capacity

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

• Vertical door adjustment

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

• Cast iron cement case

• For arch top doors or applications where a L180 top pivot cannot be used, supply at least two each ML19 load bearing intermediate pivots, mounted together at the top of the vertical edge

• Doors 60" (1524mm) to 90" (2286mm) in height should use one intermediate pivot. Each additional 30" (762mm) warrants another intermediate pivot

• Furnished with wood and machine screws

COMPLIANCE

• Models available to meet ICC/ANSI A117.1 low opening force requirements, prefix “PH”. (For 8-1/2 lbs. of opening force prefix PH and suffix 8-1/2 lbs.)

• For fire rated openings (up to 3 hour assemblies) prefix “F”. This package will be supplied with a FL180 steel top pivot and non-hold open closer. Furnish FML19 intermediate pivot (order separately). Note: UL listing for 1-3/4" thick doors only.

• UL labeled closers cannot have PH option

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

Norton L27-180 Technical Information