Corbin Russwin 689F01 Grade 1 Door Closer Part, Heavy-Duty Parallel Arm with Hold-Open

Corbin Russwin 689F01 Heavy-Duty Parallel Arm Closer Replacement Part with Backstop for DC3000 and DC6000 Series

Commercial-Grade Parallel Arm Assembly for DC3000 and DC6000 Series Door Closers

The Corbin Russwin 689F01 is a heavy-duty backstop parallel arm (A4) replacement part engineered for compatibility with Corbin Russwin DC3000 and DC6000 Series door closers. Designed for pull-side mounting in commercial applications, this closer complete arm features a field-reversible steel lug that restricts the degree of opening to protect the door, wall, and surrounding hardware. Supporting door opening sizes from 85 to 110 degrees, this tamper-resistant parallel arm assembly delivers reliable, long-term performance in demanding commercial environments.

Professional Features & Benefits

• Cast aluminum body with Cam-Motion™ technology for easy opening and secure closing
• Adjustable spring size 1 through 6 — accommodates door weight up to 250 lbs.
• Non-handed — single model supports up to four mounting positions
• Unique spline arm with multiple indexing options for standard and special applications
• Push and pull side installation, door or frame mounted
• Forward-facing adjustable closing and latching speed valves
• Backcheck standard on all units
• Hold open available: specify DC5200 x A1
• 1/2" vertical adjustment for flexible installation
• ANSI/BHMA A156.4 Grade 1 certified; ADA compliant; TAA compliant
• UL10C positive pressure up to 3 hours; UL-cUL listed
• 30-year limited warranty

Technical Specifications

• Grade: ANSI/BHMA A156.4, Grade 1
• Body: Cast aluminum, cam and roller design
• Spring Power: Adjustable sizes 1 through 6
• Door Weight: Up to 250 lbs.
• Door Thickness: 1-3/4" (44mm) standard
• Opening Range: Pull side: 140°; push side: 110°
• Maximum Interior Door Width (Recommended): 54" (137mm)
• Valves: Independent adjustable closing speed and latching speed; standard backcheck
• Hold Open: Available (specify A1 arm); not for fire doors
• Mounting: Pull side door or frame mounted; push side door or frame mounted
• Certifications: ANSI/BHMA A156.4 Grade 1; ADA/ANSI A117.1; UL10C (3 hr.); UL-cUL; TAA
• Warranty: 30-year limited

Professional Applications

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Tamper-Resistant Design

The Corbin Russwin 689F01 features tamper-resistant construction that deters unauthorized adjustment or tampering with the arm assembly. This design helps maintain consistent door closer performance and protects the integrity of the installation in high-traffic or public-access commercial environments.

Why Choose Corbin Russwin Quality?

Corbin Russwin door closer parts are manufactured to commercial-grade standards, delivering reliable performance and precise compatibility with the DC3000 and DC6000 Series closer platforms. The 689F01 parallel arm assembly is backed by a 30 Year Limited warranty, reflecting the brand's commitment to long-term durability and dependability. Engineered for demanding commercial applications, this replacement part ensures your door control system continues to operate safely and effectively.