ABH N4421 Surface Mount Overhead Holder Stop - Medium Duty, Bright BronzeThe ABH N4421 Surface Mount Overhead Holder Stop is engineered for medium-duty applications, providing an essential solution for single-acting doors in commercial environments. This surface-mounted device combines stop, hold-open, and friction functions, ensuring reliable performance in high-traffic areas.
Constructed from durable steel, the N4421 features a robust medium-duty design that withstands everyday use. Its shock-absorbing spring mechanism offers a smooth operation with a 3° to 5° cushion before reaching a dead-stop, enhancing user experience while protecting door hardware. The non-handed design simplifies installation and ensures versatility across various door configurations.
With a UL fire door listing for 20-minute wood and 90-minute hollow metal door assemblies (stop function only), the N4421 meets stringent safety standards, making it an ideal choice for fire-rated applications. The bright bronze finish (Finish Code: US9) not only adds an elegant touch but also contributes to the product's durability.
This overhead holder stop accommodates an operating range of 85° to 110° in 5° increments, making it suitable for moderate traffic situations. Fasteners are included for quick installation on doors ranging from 1-3/4" to 1-7/8" thick. Choose the ABH N4421 for a reliable and efficient solution in your next project.
Surface Mount Overhead Holder and Stop - Medium Duty, Surface Mounted Medium Duty - Stop, Bright Bronze
Surface mount medium duty overhead stop and holder providing stop, hold-open and friction functions for single acting doors in commercial applications.
N4421: Surface Mounted Medium Duty - Stop
Key Features
- Medium Duty Construction
- Surface Mount Design
- Shock Absorbing Spring
- Non-Handed Design
- UL Fire Door Listed
Specifications
| Model | N4421 |
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| Finish | Bright Bronze |
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| Finish Code | US9 |
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| Family | 4400 / N4400 |
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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 | 2 lbs. average per unit |
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| Fasteners | Sex bolts for 1-3/4" to 1-7/8" 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. Standard installation for moderate traffic applications.
Features
- Surface Mount Design
- Shock Absorbing Spring
- UL Fire Door Listed
- Non-Handed Design
- Medium Duty Construction
Attributes
BRAND_ NAME: ABH
Family: 4400 / N4400
Fasteners: Sex bolts for 1-3/4" to 1-7/8" doors (included)
Finish: Bright Bronze
Finish Code: US9
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: N4421
Operating Range: 85° to 110° opening (5° increments)
Shock Absorption: 3° to 5° cushion before dead-stop
Weight: 2 lbs. average per unit
