Arrow Lock BM11-LB Mortise Lock for Apartments

Arrow Lock BM11-LB Mortise Lock - Apartment offers robust security and reliability, engineered specifically for demanding environments such as schools, hospitals, and commercial buildings. This heavy-duty lock is designed to withstand extensive use while requiring minimal maintenance, making it an ideal choice for high-traffic areas. The BM11 features a handed design that can be field-reversed without disassembling the lock case, ensuring flexibility in installation. With a standard door thickness of 1-3/4" and a backset of 2-3/4", this lock fits a variety of door types. The lockcase is constructed from heavy-gauge steel with a zinc dichromate finish that provides excellent corrosion resistance. Key security features include a stainless steel latchbolt with an anti-friction insert, a one-piece stainless steel deadbolt, and optional keying features such as master keying and interchangeable cores. The lock is complemented by a heavy-duty armored front and a durable wrought brass or bronze faceplate. For added convenience, the lock comes with two nickel silver keys and a five-year limited warranty. The Arrow Lock BM11-LB is a reliable solution for securing apartments and front doors, ensuring peace of mind for residents and building managers alike.

Mortise Lock - Apartment

Lock Body, BM11

The BM Series are engineered for strength and performance, and precisely manufactured to exact standards.

Arrow BM Series Lever Mortise Locks are intended for heavy duty use in schools, hospitals and commercial buildings where security, durability and low maintenance are required.

• Handing: Handed; field reversible. The lockset can be re-handed without disassembling the lock case.
• Door Thickness: 1-3/4" (4mm) standard. Optional door thickness available; consult factory.
• Backset: 2-3/4" (70mm).
• Lockcase: Heavy gauge steel, with zinc dichromate finish for corrosion resistance. 5-7/8" (149mm) x 4" (102mm) x 15/16" (24mm).
• Armored Front: Heavy gauge steel, 8" (203 mm) x 1-1/4" (32mm) x 3/32" (2mm). Accommodates flat doors and doors beveled 1/8" (3mm) in 2" (51mm).
• Faceplate: Wrought brass or bronze, attached by machine screws to lockcase front.
• Latchbolt: Stainless steel, 2 piece mechanical with anti-friction insert. 5/8" (16mm) x 1" (25mm) x 3/4" (19mm) throw.
• Auxiliary Latchbolt: 9/16" (14mm) effective throw and 3/8" (10mm) effective auxiliary latch deadlocking.
• Deadbolt: One-piece stainless steel, 19/32" (15mm) x 1 1/4" (32mm) x 1" (25mm) throw.
• Hub: Lever: nickel steel, 5/16" (8mm).
• Spacing: Center to center, hub to cylinder: 3-5/8" (92mm).
• Center to center, hub to turnpiece: 2-7/16" (62 mm).
• Strike: Wrought brass or bronze, ANSI straight lip standard, 4-7/8" (124mm) x 1-1/4" (32mm) 1-1/8" (29mm) lip to center. Optional strikes, lip lengths and ANSI wrought strike box available.
• Keys: Two nickel silver standard.
• Keying Features Available:
  • Master keying
  • Construction master keying
  • Visual key control
  • Concealed key control
  • High security cylinder
  • Interchangeable core (IC) - Pointe, Pointe Flex
• Warranty: Five-year limited.

Resources

• AM Series / BM Series Cut Sheet
• AM/BM Series Mortise Lock Catalog
• BM Series Mortise Locks Cut Sheet