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Stanley D-4550-689 Standard Door CloserStanley D-4550-689 Standard Door Closer
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Stanley D-4550-689 Standard Door Closer

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The model D4550 is Stanley’s best performing Heavy Duty Closer. The cylinder body is manufactured using R-14 Silicon Aluminum Alloy providing superior strength and durability on institutional applications.

Availability: In stock


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Priority orders placed before 12PM PST will be shipped the same day. Standard orders will be shipped within 24 hours.

Most items (excluding special orders) can be returned or exchanged within 30 days. Please see our Return Policy for more details.

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Product Description


• Fully Hydraulic Checking
• Adjustable Spring Power
• All season fluid eliminates the need for seasonal adjustment)
• Size 2 – 6 with 50% spring power adjustment over size 6
• The D-4550 Series is adjusted to size 3 before leaving the factory
• Heavy duty forged arms are interchangeable between the D-4550 and D-3550 Series Door Closers
• High Impact Cover
• Latching Power Adjustment
• Maintenance Free
• Can be used on both RH and LH doors for both push side and pull side mounting
• Standard arm sets are packed for mounting on standard, parallel arm or top jamb applications
• Finish: Aluminum Painted 689

Additional Information

Additional Information

Manufacturer Stanley Hardware
Model D-4550-689
Application For mounting on standard, parallel arm or top jamb applications
Size ANSI Size 2, ANSI Size 3, ANSI Size 4, ANSI Size 5, ANSI Size 6
Mounting Surface
Hand Non-Handed
Certifications The Stanley Door Closer electro-static finishes surpassed over 100 hours of salt spray exposure
U.L. Listed UL listed with Underwriters’ Laboratories, Inc. and Underwriters’ Laboratories of Canada for “Self Closing Doors Without Hold-Open Feature”
Compliances Tested and certified to meet the positive pressure criterion of UL10C & UBC 7.2 (1997)
ANSI/BHMA ANSI/BHMA Standard A156.4 - 2000 Grade 1
Warranty 1 Year Warranty
Weight 12.0000


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