Best 9K57AB14CSTK606LM Grade 1 Entrance LockBEST 9K57AB14CSTK606LM Grade 1 Entrance Lock is engineered for durability and security in commercial settings. This Grade 1 cylindrical lock features a lost motion mechanism and a 14 lever design with a C Rose, ensuring a blend of functionality and style. The satin brass finish not only enhances its aesthetic appeal but also resists wear over time, making it an ideal choice for high-traffic areas. Designed for versatility, the BEST 9K lock accommodates a 5" backset and is non-handed, allowing for easy installation on various door types. It’s built to endure over 4 million cycles, exceeding ANSI standards, and features lever return springs that minimize maintenance by preventing sagging. The lock's pre-assembled hub design simplifies installation to just five steps. Additionally, the BEST 9K offers quick rekeying through its interchangeable core, providing flexibility for customized masterkeying. Its components are crafted from top-quality materials, including a solid stainless steel latch with a 9/16" throw, ensuring long-lasting performance. With a limited 10-year warranty and fire rating of 3 hours, the BEST 9K57AB14CSTK606LM is a reliable choice for both retrofits and new construction projects.
Grade 1 Entrance Lock
Grade 1 Entrance Cylindrical Lock, Lost Motion, 14 Lever, C Rose, SFIC Less Core, Satin Brass Finish, 5" Backset, Non-handed
The BEST 9K is the toughest cylindrical lock, built to deliver dependable use and superior security in a wide range of applications. What sets the 9K apart is a low-maintenance design that protects critical components from the damage that comes with every day use and abuse. That translates to a lower cost of ownership over time since the BEST 9K lock requires significantly less maintenance and lasts longer overall. With proven Grade 1 security, easy core interchangeability and a broad array of styles and finishes, the BEST 9K fits exactly where you need it.
The BEST 9K Series is ideal for retrofit and new construction alike.
BEST's 9K series cylindrical lock combines top-quality materials and exceptional craftsmanship into a tough, dependable, long-lasting security solution. The 9K is easy to install, durable, and secure. BEST's range of available finishes and styles ensures that the 9K delivers aesthetics to match a variety of applications.
Features:
- Durable. Tested to over 4 million cycles, which exceeds the ANSI standard for Grade 1 cylindrical locks and exceeds Grade 1 abusive locked lever torque.
- Easy to Maintain. Lever return springs provide resistance to lever sag, which ensures that the lever assembly will not need to be reset or replaced once installed. Lever return springs are also protected inside the die-cast hub to minimize any maintenance.
- Easy to Install. Pre-assembled hub design greatly reduces the complexity and time required for installation. Installation can be completed in 5 steps.
- Quick Rekeying. BEST interchangeable core allows for customized masterkeying and quick keying changes.
Specifications:
- Latch: solid stainless steel 9/16" throw; front 2 1/4" and 1 1/8" beveled
- Lever handles: plated zinc alloy
- Trim: brass or bronze
- Strike: ANSI 2 3/4" standard; ANSI S3 4 7/8", ANSI S3 7/8" flat, and 7/8" flat strike (STK) available
- Chassis: zinc alloy and corrosion-treated steel; 2 1/16” diameter
- Door thickness: available for 1 3/4" or 2 1/4" doors; spacers available for 1 3/8" door
- Door prep: 2 1/8" diameter cross bore
- Backset: 2 3/4" standard; 3 2/4" and 5" available
Keying:
- 6-pin non-IC brass cylinder
- 6- or 7-pin SFIC option available
- Keyway options: LFIC: SCHRC-Schlage, Non-IC: COR-Corbin-Russwin, MED-Medeco, SAR-Sargent, SCH-Schlage, YAL-Yale
Attributes
Ansi: F109
Ansi Function: F109 - Entry/Office
Base Material: Brass
Bolt Projection: 9/16"
Bore Hole Diameter: 2-1/8"
Box Depth Fraction: 8-1/8"
Box Height Fraction: 4"
Box Width Fraction: 6-5/8"
Burglar Rated: No
Commercial Residential: Commercial
Country of origin: USA
Cylinder Type: SFIC Prep Less Core
Cylinders Present: Single Cylinder
Door Thickness: 1-3/4" to 2-1/4"
Finish: 606/US4
Finish Family: Matte Brass
Fire Rated: 3 Hours {A}
Fire Rating: 3 Hours {A}
Function: AB-Entrance
Function Family: Entrance
Grade: Grade 1
Handing: Non-handed
Installation: Commercial
Latch Bore Diameter: 1"
Lever Knob: Lever
Lever Knob Design Name: 14
Leverknob Design: 14 Lever
Leverknob Design Family: Curved Return Lever
Limited Warranty: 10 Year Warranty
Lock Face Size: 1-1/8" x 2-1/4"
Manufacturer Function: Entrance
Maximum Door Thickness: 2-1/4"
Minimum Door Thickness: 1-3/4"
Origin: USA
Pack Height: 4"
Pack Length: 8.13"
Pack Qty: 1
Pack Volume: 215.31 in³
Pack Width: 6.63"
Pins: 6 to 7
Product Height: 4"
Product Length: 8.13"
Product Width: 6.63"
Projection: 2-3/4"
Rose Escutcheon: Rose
Roseescutcheon Design: C Rose
Roseescutcheon Dimensions: 3"
Screws: Wood/Machine Screws
Series: 9K Series Grade 1 Cylindrical Lever Locks
Ship Weight: 4.3 lbs.
Std Latch Backset Dim: 5"
Std Latch Number: 9K5
Std Latch Type: Deadlatch
Std Strike Height: 2-3/4"
Std Strike Number: STK
Std Strike Type: ANSI Curved Lip Strike
Std Strike Width: 1-1/8"
Strike Dimensions: 1-1/8" x 2-3/4"
Subtype: Cylindrical Lock
Type: Locks, Cylinders, Cores, Keyblanks
Ul Listing: BHMA A156.2, Series 4000, Grade 1, UL Listed
Unit of Measure: Each
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