Marks Hardware 9B/3LH Entry Mortise Body for Knob Sets, 2-1/2in Backset, Grade 2, Bright Brass

Marks Hardware 9B/3LH Entry Mortise Body Only is engineered for robust security and reliable performance in both residential and commercial applications. Designed for knob sets with a 2-1/2 inch backset, this Grade 2 mortise lock features a durable body made from high-pressure cast zamac and a striking bright brass finish (605/US3). The front measures 1-1/16 x 7-5/8 inches, offering a sleek profile that complements various door styles. This mortise lock provides peace of mind with its ANSI grade 1 specifications and a 3-hour fire rating from Underwriters Laboratories. The cast alloy bolt boasts a full 1-inch throw for enhanced security, while the solid brass latch offers a reversible 1/2-inch throw, ensuring flexibility in installation. Additionally, stainless steel bolts and independent lever support springs are included to enhance durability and performance. Marks Hardware has a longstanding reputation for quality, with their mortise locks exceeding 6 million cycles of continuous use, which translates to years of maintenance-free operation. Backed by a lifetime mechanical warranty, the 9B/3LH is an excellent choice for those seeking dependable access control solutions. Elevate your security with this expertly crafted mortise lock that seamlessly blends functionality with aesthetic appeal.

Entry Mortise Body Only, for Knobs Sets, 2-1/2in Backset, Front 1-1/16 x 7-5/8in, Deadbolt and Latch, Grade 2, 605/US3 Bright Brass

Marks USA has been making mortise locks for over 30 years. From their introduction, our mortise locks have enjoyed a reputation for long life and their ability to excel in high traffic, high abuse areas. Marks USA mortise locks are engineered to provide years of maintenance-free performance. Our Nova series mortise locks exceed 6 million cycles of continuous use.

Features:

• Meets ANSI grade 1 specification: ANSI-A156.13
• Underwriters laboratories 3-hour fire rating
• BHMA Certified
• Lifetime mechanical warranty
• Available in 2-1/2" and 2-3/4" backset
• Stainless steel bolts, latches, independent lever support springs (on lever sets)

Specifications:

• Backset: 2-1/2"
• Bolt throw: Cast alloy full 1" throw
• Latch throw: Solid brass 1/2" throw, reversible
• Case: High pressure cast zamac, baked enamel finish
• Front: 1-1/16" x 7-5/8", Flat or 3° bevel
• Hubs: 9/32" on square steel, w/security separator

Keyed Single Cylinder, No Deadbolt Functions:

• D: Office/vestibule
• DW: Vestibule

Keyed Single Cylinder, with Deadbolt Functions:

• A: Entrance, ANSI F08, F10
• B: Entrance, ANSI F21
• F: Dormitory, ANSI F12
• FS: Dormitory
• FW: Dormitory, ANSI F13

Keyed Double Cylinder, with Deadbolt Functions:

• AC: Entrance, ANSI F35
• C: Storeroom, ANSI F14
• FA: Dormitory, ANSI F11
• FX: Dormitory, ANSI F33

Keyless Functions:

• N: Passage, ANSI F01
• L: Bathroom, ANSI F02
• LF: Privacy, ANSI F19

Finishes:

• 3 - Bright brass
• 32D - Stainless steel
• 10B - Dark bronze