Arrow Lock MK33BD3-CS-2 3/4 BS Asylum Ball Knob, Schlage C Keyway, 2-3/4in Backset, Grade 2, Bright Brass

Arrow Lock Company MK33BD3-CS-2 3/4 BS Asylum Ball Knob combines style and functionality, making it an excellent choice for commercial applications where heavy-duty hardware isn't necessary. This Grade 2 lock features a bright brass finish (605/US3) that not only enhances its aesthetic appeal but also contributes to its durability. Constructed with a cold-rolled steel chassis and a zinc dichromate finish, this lock is designed for corrosion resistance and longevity. The MK33BD3 accommodates a backset of 2-3/4 inches and fits doors with a thickness ranging from 1-3/8 to 1-3/4 inches, ensuring versatility in installation. Its brass latch offers a 1/2-inch throw for secure locking, while the standard solid brass 6-pin cylinder with a Schlage C keyway provides robust security. This model is reversible for ease of installation and offers master keying options for enhanced access control. The lock is supplied with two brass keys and is prepared for both conventional and interchangeable cores, allowing for flexibility in key management. Ideal for environments requiring controlled access, the MK33BD3 is a reliable choice for architects, contractors, and savvy homeowners seeking quality security solutions. With its thoughtful design and practical features, it meets both aesthetic and functional demands effortlessly.

Asylum Ball Knob, Schlage C Keyway, 2-3/4in Backset, Grade 2, 605/US3 Bright Brass

MK Series offers the designer, architect and contractor simple solutions to accessibility requirements. Their clean designs, architectural finishes and available Functions make them ideal for commercial applications where heavy duty grade one hardware may not be necessary

Specifications:

• Lock Chassis: Cold rolled steel with zinc dichromate finish for corrosion resistance. Requires standard 2-1/8" (53.97mm) bore through door.
• Backset:
• 2-3/8" (60.32mm) standard
• 2-3/4" (69.85mm)
• 3-3/4" (95.25mm)
• 5" (127mm)
• Door Thickness: 1-3/8" (34.92mm) to 1-3/4" (44.45mm)
• Latch: Brass with 1/2" (12.7mm) throw.
• Latch housing is steel, with zinc dichromate finish for corrosion resistance.
• 7/8" (22.225mm) bore in edge of door is required.
• Latch Front: Brass, bronze or stainless steel.
• Standard faceplate for 2-3/8" (60.32.mm) backset measures 2-1/4" (57.15mm) x 1" (25.40mm) with a flat front
• For 2-3/4" (69.85mm) backset Standard faceplate measures 2-1/4" (57.15mm) x 1-1/8" (28.57mm) with beveled front 1/8" (3.17mm) in 2" (50.8mm)
• Strike: Brass, bronze or stainless steel. Standard "T" strike measures 2-3/4" (69.85mm) x 1-1/8" (28.57mm).
• Optional ANSI A115.1 strike measures 4-7/8" (123.82mm) x 1-1/4" (31.75mm).
• All strikes have a 1-1/4" (31.75mm) lip to center dimension.
• Handing: Reversible.
• Cylinder, Standard: Solid brass 6 pin cylinder with Arrow "A" keyway, keyed to 5 pin for stock.
• Can be master keyed, grandmaster keyed and construction master keyed.
• Conventional cylinders are also available in a variety of competitive manufacturer’s keyways.
• Supplied with two 5 pin brass keys for stock.
• Available in Schlage CS keyway and other competitive keyways.

Cylinder Options:

• Conventional–MK Series locksets are supplied standard with Arrow "A" keyway, 6 pin cylinder. As with all other lock series, various levels of master keying are available. Conventional cylinders are available in a variety of competitive manufacturers keyways. Supplied with two brass keys.
• Interchangeable Core – Lockset prepared for use with 6 or 7 pin interchangeable core. Supplied less core, but packed with 6 and 7 pin tailpieces. Will also accept cores manufactured by Best™, Falcon™, Medeco Keymark™ and others. Suffix "IC" to design. Temporary Arrow construction cores are also available.

Functions:

• MK01 F75/161N, 160N Passage
• MK02 F76/161L, 160L Privacy
• MK03 F111 Communicating Passage
• MK04 F77/161P, 160P Patio
• MK05 F78/161M, 160M Communicating
• MK08 Single Dummy Trim
• MK11 F109 (F81 & F82)/161A, 160A Entrance/Office
• MK12 F86/161D, 160D Storeroom
• MK13 F82A/161B, 160B Exterior
• MK14 F92/161E, 160E Service Station
• MK15 F93/161H, 160H Hotel
• MK17 F84/161R, 160R Classroom
• MK18 F113 Communicating Classroom
• MK31 F80/161S, 160SCommunicating
• MK32 F88/161C, 160C Public Entrance
• MK33 F87/161W, 160W Asylum
• MK34 Exterior

Finishes:

• 605/US3/03 - Bright Brass
• 606/US4/04 - Satin Brass
• 609/US5/05A - Antique Brass
• 612/US10/10 - Satin Bronze
• 613/US10B/10B - Dark Oxide Bronze, Oil Rubbed
• 619/US15/15 - Nickel Plated
• 625/US26/26 - Bright Chromium Plated
• 626/US26D/26D - Satin Chromium Plated

Features

• Standard faceplate for 2-3/8" (60.32.mm) backset measures 2-1/4" (57.15mm) x 1" (25.40mm) with a flat front
• Can be master keyed, grandmaster keyed and construction master keyed.
• Door Thickness: 1-3/8" (34.92mm) to 1-3/4" (44.45mm)
• Latch housing is steel, with zinc dichromate finish for corrosion resistance.
• Cylinder, Standard: Solid brass 6 pin cylinder with Arrow "A" keyway, keyed to 5 pin for stock.
• For 2-3/4" (69.85mm) backset Standard faceplate measures 2-1/4" (57.15mm) x 1-1/8" (28.57mm) with beveled front 1/8" (3.17mm) in 2" (50.8mm)
• 5" (127mm)
• Lock Chassis: Cold rolled steel with zinc dichromate finish for corrosion resistance. Requires standard 2-1/8" (53.97mm) bore through door.
• Backset:
• All strikes have a 1-1/4" (31.75mm) lip to center dimension.
• Latch Front: Brass, bronze or stainless steel.
• Optional ANSI A115.1 strike measures 4-7/8" (123.82mm) x 1-1/4" (31.75mm).
• Handing: Reversible.
• Supplied with two 5 pin brass keys for stock.
• Strike: Brass, bronze or stainless steel. Standard "T" strike measures 2-3/4" (69.85mm) x 1-1/8" (28.57mm).
• 7/8" (22.225mm) bore in edge of door is required.
• Available in Schlage CS keyway and other competitive keyways.
• 3-3/4" (95.25mm)
• Conventional cylinders are also available in a variety of competitive manufacturer’s keyways.
• 2-3/8" (60.32mm) standard
• 2-3/4" (69.85mm)
• Latch: Brass with 1/2" (12.7mm) throw.