Product Overview
Norton 1603BC Grade 1 Tri-Mount Surface Door Closer, Spring Size 3, Non-Handed, Less Cover
The Norton 1601 is typically used as an aluminum storefront door closer, for light to medium traffic. A staple in the industry, these ANSI/BHMA Grade-1 closers are designed for exterior or interior doors. The 1600 Series door closers offer proven quality, performance, and reliability unmatched by the competition. 1600 Series closers are ideal for virtually any medium traffic, commercial application.
- Tri-style® packaging: regular, top jamb or parallel mounting
- Exceeds 25 million cycles (independently verified) for long life and fewer replacements
- One-piece, heavy-duty cast aluminum body
- High-strength aluminum alloy closer body provides for long life
- Independent latch, sweep, and backcheck intensity valves to ensure positive control
CODE COMPLIANCE
- ANSI/BHMA A156.4, Grade 1 certified
- UL / cUL listed for use on fire-rated doors
- UL10C listed for positive pressure fire test
- Meets requirements for Americans with Disabilities Act

| Brand | |
|---|---|
| Finishes |
689 Aluminum (Powder Coated), 690 Dark Bronze (Powder Coated), 691 Light Bronze (Powder Coated), 696 Brass (Powder Coated), BSP - Black Suede Powder Coat, WSP - White Suede Powder Coat |
| Templating (Hole Pattern) |
3/4" x 9-1/16" |
| Usage |
Standard Duty |
| Mounting Options |
Parallel Arm (Push Side), Regular (Pull Side), Top Jamb (Push Side) |
| Body Construction |
Cast Aluminum Body |
| Spring Size |
Spring Size 3 |
| Handing |
Non Handed – Completely Reversible |
| Speed Control |
Independent latch & sweep speed controls |
| Backcheck |
Back check intensity control standard |
| Valves |
Staked valves to prevent backing valves out too far |
| Piston, Spindle, Spring |
Heat treated heavy-duty steel piston, spindle and spring |
| Cover |
None |
| Min. Top Rail |
Regular: 3-1/8” – Top Jamb: 1-7/8” – Parallel Arm: 5-3/4” |
| ADA Compliance |
Meets ADA requirements - A117.1 Accessibility Code |
| Fire-Rating |
UL Listed for “A” Label 3 hour fire doors, UL10C positive pressure rated |
| Warranty |
30 Years |