Adams Rite 1877-626 Cylinder-Operated Flush Bolt

Adams Rite 1877-626 Cylinder Operated Flush Bolt offers a reliable solution for securing aluminum stile doors. Designed to prevent accidental locking of the inactive leaf in paired doors, this flush bolt ensures seamless operation and enhanced security. Featuring a 1-1/4" backset and a standard cylinder height of 13-1/2", it is adaptable with ± 1-1/4" adjustment for varied installation needs. Constructed from durable steel with corrosion-resistant plating, the case measures 1" x 6", with depth varying by backset. The robust hexagonal bolt, made of stainless steel, provides a 3/8" flat to flat profile and features an impressive 11/16" throw, ensuring reliable engagement. The strike is designed for easy installation, accommodating a 1/2" diameter hole in metal thresholds or headers, with a separate option available for wood thresholds. The faceplate measures 1" x 6-7/8" and is designed to work with any standard mortise cylinder equipped with an MS® cam, facilitating easy integration with existing systems. Each package includes the basic lock mechanism, actuator arm, rod/bolt assembly, and all necessary mounting screws, making installation straightforward. With a shipping weight of just 1-1/4 lbs, the Adams Rite 1877-626 is an efficient choice for both commercial and residential applications.

Cylinder OpeRated Flush Bolt

Cylinder Operated Flush Bolt, 1-1/4" Backset, 13-1/2" Cylinder Height, Satin Chrome

The 1870 Cylinder-Operated Flushbolt is designed for aluminum stile doors.

Prevents accidental locking of the inactive leaf of paired doors.

• Cylinder Backset: 31/32” or 1-1/8” only
• Cylinder Height: Standard length (cylinder center to retracted bolt tip) is 12” with ± 1-1/4” adjustment. Other lengths available by special order.
• Case: Measures 1” x 6” x depth.  Depth varies by backset (see table on catalog page). Steel with corrosion-resistant plating.
• Bolt: Hexagonal 3/8” flat to flat, with 11/16” throw. Made of stainless steel.
• Strike: 1/2” diameter hole in metal threshold or header is suitable. For wood thresholds, 4005 strike is available separately.
• Faceplate: Measures 1" x 6-7/8".
• Cylinder Cam: Operable by any standard mortise cylinder with MS® cam, dimensioned as shown. Cylinders with MS® cams can be readily obtained from most cylinder manufacturers. See CYLINDERS for cylinder make, thumbturn and trim ring information.
• Standard Package: Basic lock mechanism boxed with actuator arm attached, rod/bolt assembly unattached. Stainless steel bolt guide, mounting screws, and installation instructions included. Cylinders available separately. Shipping weight: 1-1/4 lbs.

Resources

• 1870 Cylinder-Operated Flushbolt Installation Instructions
• 1870HM Series Cylinder Operated Flushbolt Installation Instructions
• 1877 Cylinder-Operated Flushbolt for Wood Doors Installation Instructions
• B1921, B1923 Full Surface Reinvorcing Pivot Hinges Installation Instructions
• Flushbolts and Pivots Cut Sheet
• MS1880, MS1881 Two-Point Flushbolt Installation Instructions