Description
The Norton 8581M 612E is a heavy-duty surface-mounted door closer designed for commercial interior and exterior applications. Built with a cast aluminum body and rack-and-pinion mechanism, it delivers reliable performance across demanding environments. This non-handed closer suits doors of either swing direction and includes a full plastic cover as standard.
The 8581M 612E features adjustable spring power (sizes 1-6), independent sweep and latch speed valves, and backcheck intensity control via hex key adjustment. It operates reliably from -40°F to extreme heat and exceeds 10 million cycles. As an authorized Norton dealer, E.D. Locks provides expert sizing and installation support. Contact sales@edlocks.com or call 1-877-207-6067 for application guidance.
Specifications
- Design: Rack and pinion with cast aluminum body
- Mount: Surface mounted, projects 2-1/8" maximum from door surface
- Handed: Non-handed (suitable for either hand doors)
- Spring Power Adjustment: Sizes 1 through 6
- Speed Valves: Two independent hex key adjusted valves for sweep and latch speeds
- Backcheck: Adjustable intensity via hex key valve
- Operating Temperature Range: -40°F to extreme heat
- Durability: Exceeds 10 million cycles
- Cover: Full plastic cover standard
- Fluid: Contains lubricity and anti-oxidation agents with stable viscosity
