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D-3550 FAQs

D-3550 Stanley Door Closer FAQ's

Please see below for the frequently asked questions about the D-3550 Stanley Door Closer. If you would like a PDF copy of this file, please click here. For specification information or more information on the D-4550 Stanley Door Closer, please see the catalog.

Q: What is the STANLEY D-3550?

A: The D-3550 is an institutional grade 1 door closer. The smaller closer body of the D-3550 provides ease of installation on a variety of applications.


Q: Who is the D-3550 customer?

A: The D-3550 is ideal for heavy duty applications such as institutional and industrial environments.


Q: What arm options are offered on the D-3550?

A: The D-3550 is available in 13 unique arm options that feature variant arm and stop types. There are three arm types: tri-pack, heavy duty & track. The tri-pack arm can be mounted in three different ways: top jamb, standard arm, and standard parallel arm. This provides the distributor and end user with versatility on how the closer can be used. There are two different stop types: standard & compression. The standard stop provides for an immediate stop and consequently can place strain on the hinges and door frame. The compression stop includes an engineered polymer that eliminates metal to metal contact that allows the energy to dissipate. In addition, the D-3550 can be ordered with hold-open capabilities.


Q: Are there electrical options available to order on the D-3550?

A: There are no electrical options available on the D-3550.


Q: What is the spring power capability on the D-3550?

A: The D-3550 is adjustable from 2-6 and the D-3551 is adjustable from 1-4. The D-3550 is capable of going 15% over size 6. The D-3551 is designed to meet ADA entrance requirements of 5 lbs of opening force or less.


Q: What covers are available to order for the D-3550?

A: The D-3550 is available to order with a plastic cover.


Q: What options are available to order on the D-3550?

A: The D-3550 is available to order with the following 4 options: delayed action cylinder, sex nuts, security screws & a special rust inhibitor.


Q: Do you have to specify handing when ordering a D-3550?

A: The D-3550 is non-handed, so it can used on both RH and LH doors for both push side and pull side mounting.


Q: What finishes are offered for the D-3550?

A: The D-3550 is available in 6 finishes: 689, 690, 691, 693, 695 and 696.


Q: What is the lead time for a D-3550?

A: The average lead time for a D-3550 is less than 2 weeks.


Q: What warranty does the D-3550 have?

A: The D-3550 has a 10 year mechanical warranty.

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