Norton 8501/8501H Multi-Sized Door Closer
8501 - shipped with full plastic cover
Power Size: Multi-Sized Door Closer Adjustable through the power range of sizes 1 through 6.
Standard, separate and independent, latch, sweep and backcheck intensity valves.
Sweep Speed: Allows adjustment of door speed from the door's full open position down to approximately 10° from the closed position.
Latch Speed: Allows adjustment of door speed from approximately 10° to the door's fully closed position.
Backcheck: Provides control of the door in the opening cycle, beginning at approximately 75° of door opening. It slows/cushions the door opening, when the door is forcibly opened beyond its pre-adjusted opening speed limits.
Tri-Stylepackaging (regular arm, top jamb and parallel arm mounting)
Molded plastic cover
All standard arm applications allow doors to swing 180°; conditions permitting
10-year limited warranty
Model: Norton Door Closer, 8501, 8501H, 8501DA, 689, 690, 691, 696, Silver Aluminum, Dark Bronze, Light Bronze, Satin Brass, 8501689, 8501690, 8501691, 8501696, 8501H689, 8501H690, 8501H691, 8501H696
Aluminum Alloy Housing
Closer bodies are constructed of a special aluminum alloy, carefully selected to accommodate interactive steel components and operating conditions.
Rack & Pinion Operation
Provides a smooth constant control of the door through its full opening and closing cycle. 180° door swing can be achieved when door, frame, hardware and arm function do not interfere.
Standard Molded Covers
Molded of high-impact U.L. listed material. These covers are non-handed for all applications.
1-1/4" (32mm) diameter piston
5/8" (16mm) diameter pinion journals
2-1/8" (54mm) projection (standard covers)
(A.D.A.) and ANSI/BHMA standard A117.1. All series 8300/8500/8301/8501 are ANSI/BHMA A156.4, Grade 1 certified.
All Norton series 8300/8500/8301/8501 closers with non-hold open arms are listed by Underwriters Laboratories for labeled fire doors. This includes compliance to UL10C and UBC-72 (1997) for 3-hour assemblies. The product is manufactured in an ISO 9001 facility. These closers are listed by the New York City Materials and Equipment Acceptance Division.