Product Description

8K57W6DS3613 Best 8K Series Institutional Heavy Duty Cylindrical Knob Locks with Tulip Style in Oil Rubbed Bronze Finish

The Best 8K57W6DS3613 cylindrical locks offer quick, economical re-keying capabilities with the best original interchangeable core. Long lasting quality is evident in the design and composition of the Best 8K Series locks. The BEST 8K Series is constructed of steel or brass to ensure the overall strength and durability of the lock. The Best 8K series are listed by the BHMA for A156.2, Series 4000, Grade 1.

Institutional lock: Latch operated by turning the key in the inside knob and Turning the key in the outside knob. Inside and Outside knob always locked.

Features and Benefits:

• Oil Rubbed Bronze finish
• Backset: 5"
• Handing: Reversible
• Double keyed function
• Core is not included
• Core housing: 7-pin housing; accepts all BEST cores
• Roses: D - 3-3/8" concave
• Knobs:Solid brass or bronze in tulip style.
• Door thickness: 1-3/8" to 2" Standard
• Chassis: 2-1/16" diameter to fit 2-1/8" hole in door.
• Latch: 9/16" throw. Front 2-1/4 x 11/8" beveled. Latch housing fits 1" hole in edge of door.
• Strike: S3 - 4-7/8" x 1-1/4" with curved lip and box available (ANSI A115.2)
• Long bearing length in chassis for smooth, wear resistant operation.