Adams Rite 1871-30-335 Cylinder-Operated Flush Bolt

Adams Rite 1871-30-335 Cylinder Operated Flush Bolt is engineered for aluminum stile doors, making it an ideal solution for enhancing security in commercial environments. This flush bolt features a radius face and a 1-1/8" backset, finished in sleek black anodized aluminum, ensuring both durability and aesthetic appeal. Designed to prevent the accidental locking of the inactive leaf in paired doors, the 1871 model incorporates a hexagonal stainless steel bolt with an impressive 11/16" throw, providing dependable locking performance. The case measures 1" x 6" with a depth that varies by backset, crafted from steel with corrosion-resistant plating for long-lasting use. This model accommodates standard mortise cylinders with MS® cams, readily available from most manufacturers. The installation package includes the basic lock mechanism with an attached actuator arm, a stainless steel bolt guide, mounting screws, and clear instructions for seamless integration. A suitable strike for metal thresholds features a 1/2" diameter hole, while a wood threshold option is available separately. With a shipping weight of just 1-1/4 lbs, the Adams Rite 1871-30-335 is designed for commercial use and can be conveniently shipped via UPS, making it a practical choice for building professionals and knowledgeable homeowners alike.

Cylinder OpeRated Flush Bolt

Cylinder Operated Flush Bolt, Radius Face, 1-1/8" Backset, Black Anodized Aluminum Finish

Cylinder Operated Flush Bolt, Radius Face, 1-1/8" Backset, Black

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