Arrow Lock AM37 TA 26D Double Mortise Lock - Classroom

Arrow AM37 TA 26D Mortise Lock - Double Classroom is engineered for exceptional strength and durability, making it an ideal choice for commercial and institutional applications. Designed for heavy-duty use in schools, hospitals, and commercial buildings, this lock meets the stringent performance standards of ANSI Grade 1. The T knob and A rose design offer both functionality and aesthetic appeal in a sleek satin chrome finish. Constructed from heavy gauge steel with a corrosion-resistant zinc dichromate finish, the lock case can be easily re-handed without disassembly, providing flexibility for various installation needs. With a standard door thickness of 1-3/4" and a 2-3/4" backset, the lock features a robust stainless steel latchbolt and a one-piece deadbolt for added security. The auxiliary latchbolt further enhances locking capabilities with a 3/8" deadlocking feature. This mortise lock comes with two nickel silver keys and options for master keying, construction master keying, and interchangeable core systems. The self-aligning trim simplifies installation and eliminates binding, while the broad range of trim designs ensures compatibility with diverse architectural styles. Backed by a five-year limited warranty, the Arrow AM37 TA 26D Mortise Lock delivers reliable security for any environment.

Mortise Lock - Double Classroo

Double Classroom Mortise Lock, T Knob, A Rose, Satin Chrome

Arrow mortise locks are offered in a complete range of functions designed for commercial, institutional and industrial applications. They are engineered for strength and performance, and precisely manufactured to exacting standards. Arrow mortise locks are intended for heavy duty use in schools, hospitals and commercial buildings where security, durability and low maintenance are required. The lock case is made from heavy gauge steel, with zinc dichromate finish for corrosion resistance and it can be re-handed without disassembling the lock case. A wide selection of trim designs and functions are offered which meet or exceed the performance requirements of ANSI Grade 1.

The AM Series is engineered for strength and performance, and manufactured to exacting standards.

The Arrow AM Series 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.
• 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, bronze or stainless steel. 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 – Knob: nickel steel, 5/16" (8mm) and 9/32". 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, bronze or stainless steel. 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 • Interchangeable core (IC) - Pointe, Choice Base, Plus, and Flex
• Warranty – Five-year limited.
• Standardized Case – One size case for uniform mortising.
• Reversibility – Locks are easily reversed for change of hand.
• Self Aligning Trim – Standard with rose trim. Eliminates bind, facilitates installation, gives support and saves labor.
• Designs – Broad spectrum of designs including lever handles, knobs for roses and escutcheons in architectural finishes.
• Complete Range of Functions – To meet all requirements.

Resources

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