ABH N4021RA Concealed Mount Overhead Stop - Medium Duty Adjustable, Bright Stainless SteelThe ABH N4021RA Concealed Mount Overhead Holder Stop is expertly designed for medium-duty applications, providing an ideal solution for environments with frequent traffic. This overhead stop features a concealed mount design that enhances aesthetics while maintaining functionality. Crafted from durable steel and finished in bright stainless steel (US32), this holder stop not only looks sleek but also withstands the rigors of everyday use.
One of the standout features of the N4021RA is its internal channel slide, which allows for a field-adjustable opening range between 85° and 110° in 5° increments. This flexibility ensures that the door can be tailored to meet specific operational needs. The shock absorption functionality provides a cushion of 3° to 5° before reaching the dead stop, enhancing the longevity of both the door and the hardware.
Moreover, the N4021RA is UL Listed for fire door assemblies, specifically in its stop function, ensuring compliance with safety regulations. It accommodates single-acting doors and comes with included sex bolts for easy installation on doors ranging from 1-3/4" to 2-1/4" thick. With multiple finish options available, the ABH N4021RA is the perfect choice for architects, contractors, and facility managers seeking reliability and style in commercial door hardware.
Concealed Mount Overhead Holder and Stop - Medium Duty Adjustable, Concealed Mount Medium Duty - Stop, Bright Stainless Steel
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 Stainless Steel |
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| Finish Code | US32 |
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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 Stainless Steel
Finish Code: US32
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
