ABH N4421RA Surface Mount Overhead Holder Stop - Medium Duty Adjustable, S3 (BZPC)The ABH N4421RA Surface Mount Overhead Holder Stop is engineered for medium duty applications, providing robust performance for frequent traffic and heavy weight doors. This surface-mounted device features an internal channel slide that allows for a field-adjustable opening range, accommodating angles from 85° to 110° in 5° increments. It is specifically designed for single-acting doors, making it suitable for both interior and exterior use.
Constructed from durable steel, the N4421RA offers a non-handed design that ensures ease of installation and versatility across various door types. The unit includes sex bolts for secure fastening on doors ranging from 1-3/4" to 2-1/4" thick. Its shock absorption mechanism provides a 3° to 5° cushion before reaching a dead-stop, enhancing safety and functionality.
Compliant with UL standards, this overhead holder stop is rated for 20-minute wood and 90-minute hollow metal door assemblies when used in the stop function. Available in a range of finishes including S3 (BZPC), it can seamlessly integrate into any architectural design while ensuring reliability and longevity. Choose the ABH N4421RA for a dependable solution to your commercial door hardware needs.
Surface Mount Overhead Holder and Stop - Medium Duty Adjustable, Surface Mounted Medium Duty - Stop, S3 (BZPC)
Surface mount medium duty overhead stop and holder with internal channel slide for field-adjustable opening range, suitable for frequent traffic and heavy weight doors.
N4421RA: Surface Mounted Medium Duty - Stop
Key Features
- Internal Channel Slide
- Field Adjustable Opening
- Medium Duty Construction
- Non-Handed Design
Specifications
| Model | N4421RA |
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| Finish | S3 (BZPC) |
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| Finish Code | S3 |
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| Family | 4400RA / N4400RA |
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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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| 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 | 5 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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Single acting doors only. For interior or exterior use on frequent traffic applications.
Features
- Internal Channel Slide
- Field Adjustable Opening
- Non-Handed Design
- Medium Duty Construction
Attributes
BRAND_ NAME: ABH
Family: 4400RA / N4400RA
Fasteners: Sex bolts for 1-3/4" to 2-1/4" doors (included)
Finish: S3 (BZPC)
Finish Code: S3
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: N4421RA
Operating Range: 85° to 110° opening (5° increments)
Shock Absorption: 3° to 5° cushion before dead-stop
Weight: 5 lbs. average per unit
