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ROCKWOOD 550 Lever Extension Flush Bolt
Material: Brass;
Finishes: Available in standard architectural finishes;
Fastner: 8 ea. #8 x 3/4" FH combo screws;
Features:
- For Fire Rated Hollow Metal Swinging Doors measuring up to 4'w x 10'h rated up to and including 3 Hours;
- 3/4" bolt throw, 3/4" rod backset;
- 12" rod length (center of face
Options:
- Other size rods available are 18", 24", 36", 48";
- Use No. 570 Dust Proof Strike (shown on page E4) to prevent dirt blocking bottom strike
ROCKWOOD OVERVIEW
Rockwood products are normally used on all types of institutional buildings, offices, retail, educational, detention, sports facilities, hotel and restaurant, and finer residences.
ENVIRONMENTAL MANAGEMENT
ASSA ABLOY is commited to protecting the quality of the environment as well as the health and safety of its employees, customers, and the community. Please see our Environmental Health and Safety Policy for details on how we are dedicated to this commitment.
RESOURCES & DOWNLOADS
Manufacturer Resources
Product Specs
- Product Group:
- Door Trim and Accessories
- Fasteners:
- 8 ea. #8 x 3/4" FH combo screws
- Subcategory:
- Bolts and Latches
- Product Subgroup:
- Flush Bolts
- Product Type:
- Flush Bolts
- ANSI/BHMA:
- ANSI A156.16, L04251
- Commercial/Residential:
- Commercial
- Handle Type:
- Lever
- Product Model:
- 550
- Face Plate:
- 1-1/4" x 6-3/4"
- Door Strike:
- 15/16" x 2-1/4"
- Product Category:
- Door Trim and Accessories
Rockwood 550 US26D – Frequently Asked Questions
How fast can I get the Rockwood 550 US26D delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Rockwood 550 US26D come with a warranty?
Absolutely. The Rockwood 550 US26D is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Rockwood 550 US26D?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the Rockwood 550 US26D from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.