Falcon Lock MA641B DN 626 Dormitory Mortise Lock

Falcon Lock MA641B DN 626 Dormitory Mortise Lock offers a robust solution for securing dormitories, offices, and other commercial spaces. This Grade 1 mortise lock features a sleek satin chrome finish and is designed for durability, ensuring it can withstand frequent use without compromising performance. Equipped with a Dane lever and Napa escutcheon, the lock not only provides an elegant look but also meets the highest security standards with a solid brass cylinder and plug. The MA641B is field reversible, accommodating both right and left-hand doors, and supports a standard door thickness ranging from 1-3/8" to 2-1/2". The two-piece stainless steel latch bolt, with a 3/4" projection, ensures a reliable locking mechanism, while the 1" throw deadbolt adds an extra layer of security. Designed with bind-resistant trim and heavy-duty through-bolted inserts, this lock guarantees proper alignment and strength over time. With a UL listing for 3-hour fire rating and compliance with ANSI/BHMA standards, the Falcon MA641B is not only practical but also an excellent choice for safety-conscious environments. Whether you’re retrofitting existing hardware or outfitting new constructions, this mortise lock delivers exceptional value and performance.

Dormitory Mortise Lock

Grade 1 Dormitory Mortise Lock, SFIC Prep Less Core, Dane Lever, Napa Escutcheon, Satin Chrome Finish, Field Reversible

The Falcon MA Series lock delivers high performance at an affordable cost for your office, hospital, education, or other commercial projects. One of Falcon's toughest and most dependable locks, the MA Series, provides security and is built to stand up to constant use without fail. The MA Series also makes retrofit easy with an interchangeable core that can be removed for quick, easy re-keying and is compatible with SFIC products from other manufacturers. Plus they're backed by one of the best names in the business - Allegion.

Provides security and is built to stand up to constant use without fail.

• Door thickness: Standard accommodates thickness of 1-3/8” to 2-1/2”.
• Backset: 2-3/4” only.
• Case: Cold formed steel, zinc dichromate plated, .090” thick. Optional lead wrapping available.
• Hubs: Hardened steel.
• Handing: Right hand is standard; left hand optional. Reversible in the field.
• Cylinders: Solid brass cylinder and plug. 5, 6 or 7-pin are available on standard cylinders. 6 or 7-pin are available on interchangeable core cylinder. Furnished with two nickel silver keys standard
• Keyways: “G” keyway standard on standard cylinder. “A” keyway standard on I/C cylinder. See price book for optional keyways
• Bind Resistant Trim: Heavy-duty through-bolted inserts clamp the trim on the door assuring proper alignment. Provided with 8-32 screws for strength and thread sealant to prevent loosening.
• Latch Bolt: Two-piece stainless steel, mechanical anti-friction bolt. 3/4” projection.
• Dead Bolt: 1” throw, stainless steel with two 13/16” diameter hardened steel, free-turning, saw-resistant roller.
• Faceplates: (Armored Front) 1-1/4” x 8” brass or stainless steel adjustable for door bevel. Reinforced by heavy gauge steel with stabilizing ribs.
• Strike: Brass or stainless steel. Meets ANSI AII5.1 for frame preparation. Strike is non-handed.
• Electrified Functions: Available in 12 or 24 VDC.
• ANSI/BHMA: Meets ANSI/BHMA 156.13, Series 1000.
• UL: 3 hour A label.

Resources

• MA Series Grade 1 Mortise Locks Cut Sheet
• MA-Series Installation Instructions
• MA-Series Sell Sheet
• MA-Series Service Manual
• Video: Falcon MA Mortise Lock Installation
• Von Duprin Finishes Chart