ABH N4021RA Concealed Mount Overhead Stop - Medium Duty Adjustable, Bright ChromeThe ABH N4021RA Concealed Mount Overhead Holder Stop is engineered for medium-duty applications, providing a reliable solution for frequent traffic areas. This overhead holder features a concealed mount design, ensuring a clean aesthetic while effectively managing door movement.
Constructed from durable steel, the N4021RA offers exceptional strength and longevity, with a bright chrome finish that enhances its visual appeal and corrosion resistance. The internal channel slide allows for easy field adjustments, enabling a customizable opening range from 85° to 110° in 5° increments, making it adaptable to various door configurations.
This model is UL Listed for fire door assemblies (stop function only) and is suitable for both 20-minute wood and 90-minute hollow metal door assemblies, ensuring compliance with safety regulations. The product includes sex bolts for installation on doors measuring 1-3/4" to 2-1/4" thick, streamlining the installation process.
With a weight of just 2 lbs. per unit, the N4021RA is easy to handle while maintaining robust performance. The overhead holder stop is available in various finishes, with custom options to meet specific project needs, making it a versatile choice for architects, contractors, and facility managers alike.
Concealed Mount Overhead Holder and Stop - Medium Duty Adjustable, Concealed Mount Medium Duty - Stop, Bright Chrome
Concealed mount medium duty overhead holder and stop with internal channel slide for field-adjustable opening range, suitable for frequent traffic applications.
N4021RA: Concealed Mount Medium Duty - Stop
Key Features
- Internal Channel Slide
- Medium Duty Construction
- Field Adjustable Opening
- Concealed Mount Design
- UL Listed for Fire Door Assemblies (Stop Function Only)
Specifications
| Model | N4021RA |
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| Finish | Bright Chrome |
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| Finish Code | US26 |
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| Family | 4000RA / N4000RA |
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| Material | Steel |
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| Finishes | US3, US4, US9, US10, US10B, US26, US32, US32D, S1/ALPC, S2/BSPC, S3/BZPC, S4/BSPC, S5/DBPC, S8/WSPC, Custom Finishes Available |
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| Functions Available | Stop, hold-open, friction |
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| Door Configuration | Single acting only |
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| Operating Range | 85° to 110° opening (5° increments) |
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| Shock Absorption | 3° to 5° cushion before dead-stop |
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| Weight | 2 lbs. average per unit |
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| Fasteners | Sex bolts for 1-3/4" to 2-1/4" doors (included) |
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| Fire Rating | UL Listed for 20-minute wood and 90-minute hollow metal door assemblies (stop function only). |
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Non-handed design. Internal channel slide allows adjustable degree of opening in field.
Features
- Internal Channel Slide
- Field Adjustable Opening
- UL Listed for Fire Door Assemblies (Stop Function Only)
- Medium Duty Construction
- Concealed Mount Design
Attributes
BRAND_ NAME: ABH
Door Configuration: Single acting only
Family: 4000RA / N4000RA
Fasteners: Sex bolts for 1-3/4" to 2-1/4" doors (included)
Finish: Bright Chrome
Finish Code: US26
Finishes: US3, US4, US9, US10, US10B, US26, US32, US32D, S1/ALPC, S2/BSPC, S3/BZPC, S4/BSPC, S5/DBPC, S8/WSPC, Custom Finishes Available
Fire Rating: UL Listed for 20-minute wood and 90-minute hollow metal door assemblies (stop function only).
Functions Available: Stop, hold-open, friction
Material: Steel
Model: N4021RA
Operating Range: 85° to 110° opening (5° increments)
Shock Absorption: 3° to 5° cushion before dead-stop
Weight: 2 lbs. average per unit
