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QDC 300 Series: Grade 1 Standard-Duty Door Closers

Performance Features
• Fully adjustable from 1 - 6 allowing for maximum flexibility.
• Delayed action and backcheck are standard in the same door
closer body.
• All-weather fluid ensures optimal operational performance in
multiple climate conditions.

Certifications
• ANSI/BHMA A156.4 Series – Grade 1
• ANSI A117.1 Accessibility Code (ADA Compliant)
Tri-Pack Arm Tri-Pack Arm with
• UL/cUL listed (3 hour) for self-closing doors without hold open
Hold-Open
• UL10C Positive Pressure Rated
• UL10B Pressure Rated

Product Specifications
DOOR CLOSERS • Material – Cast aluminum closer body. Heavy Duty Arm with Heavy Duty Arm
• Handing – All QDC300 Series Closers are non-handed.

• All-weather fluid.
• Cover – Full, architectural plastic cover also available.
• Arms & brackets – Tri-pack standard (regular, top jamb, parallel configurations).
with Hold-Open and
Compression Stop
Hold open and dead stop arms also available.
• Arm material – Heat-treated carbon steel. Compression Stop
• Springs – High-impact hand-drawn steel wires.
• Pinions – Heat-treated chrome molybdenum steel.
• Cylinder construction – Heat-treated free-cutting carbon steel. Door Closer Functions
• Fasteners – Wood and machine screws standard; sex nuts and self-tapping Series Description
screws shipped standard.
QDC311 Tri-Pack Arm
• Door weights & sizes:
QDC312 Tri-Pack Arm with Hold-Open
Door Width Ranges QDC313 Heavy Duty Arm with Compression Stop
Size Applicable Door Weight Interior Exterior QDC314 Heavy Duty Arm with Hold-Open and
Compression Stop
1 33 – 55 LBS (15 – 30 Kg) 32" (0.81m) 28" (0.71m)
2 56 – 99 LBS (30 – 45 Kg) 36" (0.91m) 32" (0.81m)
Finishes
3 99 – 143 LBS (45 – 65 Kg) 42" (1.07m) 36" (0.91m)
BHMA Description
4 143 – 187 LBS (65 – 85 Kg) 48" (1.22m) 42" (1.07m)
689 Painted Aluminum
5 187 – 264 LBS (85 – 120 Kg) 54" (1.37m) 48" (1.22m) 690 Painted Dark Bronze
6 264 – 330 LBS (120 – 150 Kg) 58" (1.47m) 54" (1.32m) 696 Painted Satin Brass

Warranty
• Lifetime Mechanical and 3-year finish

74 Full Line Catalog STANLEY Commercial Hardware