D-3550 Series
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D-3550 Series

Heavy-Duty Door Closers

The D-3550 Series is STANLEY’S most versatile door closer. The reduced body profile provides ease of installation on a variety of applications. In addition, the automotive grade R-14 silicon alloy construction provides dependable performance under heavy loads associated with high-traffic institutional facilities. The D-3550 closer accommodates a variety of standard and heavy-duty arm applications.

Simply STANLEY.

Every STANLEY product is intentionally designed with features that make it more secure, functional or easy to maintain.

Features

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Silicon alloy cylinder body

Manufactured with automotive grade silicon aluminum alloy to enable superior performance and wear resistance under extreme hydraulic pressures

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Forged heavy duty arms

Forged construction provides superior performance with an aesthetically-pleasing low profile design

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Impact resistant cover

Non-handed impact resistant cover providing aesthetically-pleasing design with dependable cylinder body engagement

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Spring power adjustment

Widest range of spring power adjustment to accommodate application needs

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ALL SEASON FLUID

Eliminates the need for seasonal adjustment

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EASY/LOW PROFILE HYDRAULIC ADJUSTMENT

V-slot valves enable fine tune hydraulic adjustment
Low profile "O" rings reduce leaks from improper field adjustment

Resources

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Door Closer Catalog

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Door Closer Sell Sheet

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D-3550 Catalog

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Knowledge Base

We offer a number of online tools that you can access quickly and easily, whenever you need it.

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