Product Description
Details
• Aluminum Alloy Shell: Norton closer shells are constructed of a special aluminum alloy, carefully selected to accommodate individual closer characteristics and operating conditions.
• Adjustable Spring Power: Clock-type coil spring affords a wide range of closer power. Permits a fine adjustment of the closer to the environment.
• Rack & Pinion Operation: Provides a smooth transmission of power for control of the door through its full opening and closing cycle.
• Adjustable Sweep/Latch Speed: A dual purpose regulating valve, hex-key operated, permits independent adjustment of both sweep and latch speed.
• Adjustable Backcheck Cushioning: An independent regulating valve, hex-keyoperated, provides an adjustable hydraulic cushion to the door opening speed toward the end of the opening cycle.
• Non-Hold Open Arm: Standard closer will be supplied with a non-hold open arm.
• Field Reversible: Closer spring can be field-reversed to accommodate the hand of the door. It is recommended that wherever possible the closer be ordered handed.
• Finishes: Aluminum 689, Statuary 690, Dull Bronze 691 and Brass 696
Additional Information
Additional Information
| Manufacturer | Norton Door Controls |
|---|---|
| Model | 78B/D-PA |
| Size | Spring Size 2 thru 4 |
| Mounting | Parallel Arm Push Side |
| Hand | Handed |
| U.L. Listed | UL Listed, This includes compliance to UL10C for 3-hour assemblies |
| Compliances | These closers are also listed by the New York City Materials and Equipment Acceptance Division |
| ANSI/BHMA | ANSI/BHMA A156.4 Grade 3 |
| Warranty | Limited ten-year warranty for defects and life of the building on the aluminum housing |
| Weight | 12.0000 |
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Product Downloads
 |
Norton 78-B/F Series Specification Sheet (Size: 1.7 MB) |
