ABH N3311A Surface Mount Overhead Holder Stop - Medium Duty Adjustable, S1 (ALPC)The ABH N3311A Surface Mount Overhead Holder Stop is engineered for medium-duty applications, making it an ideal choice for moderate traffic doors that require reliable stop, hold-open, and friction functions. This surface-mounted unit features a field-adjustable opening range, accommodating door angles from 85° to 110° in 5° increments, ensuring optimal performance tailored to your specific needs.
Constructed of durable steel, the N3311A is designed for longevity and resilience in demanding environments. Its non-handed design simplifies installation, while the shock-absorbing spring provides a gentle 3° to 5° cushion before reaching a dead-stop, minimizing wear on both the door and the hardware.
This model is UL Fire Door Listed for use with 20-minute wood and 90-minute hollow metal door assemblies when utilized in the stop function, ensuring compliance with stringent safety standards. The unit is also available in a variety of finishes, including S1 (ALPC), allowing for aesthetic flexibility that complements any architectural style.
With an average weight of 3 lbs. and fasteners included for doors ranging from 1-3/4" to 1-7/8", the ABH N3311A is the perfect solution for facility managers and contractors looking to enhance door functionality while adhering to industry standards.
Surface Mount Overhead Holder and Stop - Medium Duty Adjustable, Surface Mounted Medium Duty - Hold Open, S1 (ALPC)
Surface mount medium duty overhead stop and holder with field-adjustable opening range for moderate traffic doors requiring stop, hold-open and friction functions.
N3311A: Surface Mounted Medium Duty - Hold Open
Key Features
- Medium Duty Construction
- Field Adjustable Opening
- Shock Absorbing Spring
- Non-Handed Design
- UL Fire Door Listed
Specifications
| Model | N3311A |
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| Finish | S1 (ALPC) |
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| Finish Code | S1 |
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| Family | 3300A / N3300A |
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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 Thickness | 1-3/4" minimum |
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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 | 3 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. For interior use on moderate traffic applications.
Features
- Field Adjustable Opening
- Shock Absorbing Spring
- UL Fire Door Listed
- Non-Handed Design
- Medium Duty Construction
Attributes
BRAND_ NAME: ABH
Door Thickness: 1-3/4" minimum
Family: 3300A / N3300A
Fasteners: Sex bolts for 1-3/4" to 1-7/8" doors (included)
Finish: S1 (ALPC)
Finish Code: S1
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: N3311A
Operating Range: 85° to 110° opening (5° increments)
Shock Absorption: 3° to 5° cushion before dead-stop
Weight: 3 lbs. average per unit
