This mortise deadbolt from Omnia features a concealed screw interior turnpiece and minimalist low profile exterior lock. The exterior mortise lock cylinder is solid brass and Made in the USA with a Schlage "C" 5 pin keyway.

Single Cylinder: The mortise deadbolt is thrown and retracted by a key from exterior and by a thumb turn from the interior

Features of the Omnia 041M Modern Mortise Deadbolt:

• Keyway: Schlage C, 5-pin
• Package Includes: 1 cylinder with collar, 1 thumbturn, mortise box assembly, faceplate, strike, and dust box.

Specifications of the Mortise Door Lock:

• Exterior Diameter: 1-3/4"
• Exterior Projection: 1/4"
• Interior Diameter: 1-3/4"
• Interior Projection: 1-1/8"
• Mortise Case: 4" x 3"h x 7/8". Heavy weight steel. Zinc dichromate finish for corrosion resistance.
• Door Thickness: select 1-3/4" to 3"
• Door Stile: 4-1/2" minimum required.
• Backset: 2-3/4"
• Deadbolt : Stainless steel 5/8" x 1-1/16" with a 1" throw.
• Faceplate: 1-1/8"w x 4-5/8"h from brass or stainless steel. Armored Front, Adjustable steel front.
• Strike: 1-1/8"w x 3-1/2"h from brass or stainless steel.
• Case Springs: High carbon steel
• Omnia 041M Mortise Lock Installation Template (PDF)