Stanley Security QDC113 R 689 Grade 1 Extra Duty Door Closer, Extra Duty Arm W/Compress, Full Rd Plastic Cover, Aluminum (New)

The STANLEY Commercial Hardware QDC100 Series is a Grade 1 heavy-duty door closer designed for high-traffic, institutional, and industrial applications.

• Heavy-Duty Construction: Built with a cast iron body, heat-treated steel components, forged steel arms, and stacked valves designed to prevent oil leaks.

• Easy Retrofit: Shares the same footprint, bolt pattern, and rounded cover as the LCN4040 for seamless drop-in replacement without re-prepping the door.

• Certifications & Compliance: ANSI/BHMA Grade 1 certified, UL/cUL 3-hour fire-rated, and fully adjustable to meet ADA barrier-free compliance.

• Standard Performance Features: Includes backcheck valves, delayed action options, all-weather fluid, and non-handed universal mounting.

• Sizing & Capacities: Accommodates door weights from 33 lbs to 330 lbs (Sizes 1–6) with a 50% spring power adjustment over Size 6.

• Warranty: Lifetime mechanical warranty and a 3-year finish warranty.

• Finishes: Available in Painted Aluminum (689), Duranodic Bronze (690), and Satin Brass (696). DS