ABH N4424 Surface Mount Overhead Stop - Medium Duty, S3 (BZPC)The ABH N4424 Surface Mount Overhead Holder Stop is a medium duty solution designed specifically for single acting doors in commercial applications. Crafted from durable steel, this product not only provides a reliable stop and hold-open function but also features a friction mechanism for enhanced control. The surface-mounted design ensures easy installation, making it ideal for moderate traffic areas.
With a UL Fire Door Listing, the N4424 is compliant with stringent safety standards, allowing for use in 20-minute wood and 90-minute hollow metal door assemblies when utilized as a stop. The shock-absorbing spring effectively cushions openings between 85° to 110° in 5° increments, providing a smooth and controlled operation.
The non-handed design allows for versatile installation options, while included sex bolts accommodate 1-3/4" to 1-7/8" doors. The finish in S3 (BZPC) enhances durability and aesthetic appeal, with additional finishes available to match various architectural styles.
This overhead holder stop is an excellent choice for architects, contractors, and facility managers seeking a dependable and compliant hardware solution that meets the demands of commercial environments.
Surface Mount Overhead Holder and Stop - Medium Duty, Surface Mounted Medium Duty - Stop, S3 (BZPC)
Surface mount medium duty overhead stop and holder providing stop, hold-open and friction functions for single acting doors in commercial applications.
N4424: 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 | N4424 |
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| Finish | S3 (BZPC) |
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| Finish Code | S3 |
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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: 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: N4424
Operating Range: 85° to 110° opening (5° increments)
Shock Absorption: 3° to 5° cushion before dead-stop
Weight: 2 lbs. average per unit
