The 9K Cylindrical Lock Offers Simple, Safe and Dependable Protection. 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.

Function: ANSI # F84 Classroom Lock

Latch operated by: Rotating the inside lever, Turning the key in the outside lever, Rotating the outside lever when not locked by key

Outside Lever Locked by: Turning the key in the outside lever

Outside Lever Unlocked by: Turning the key in the outside lever

Inside Lever Locked by: Cannot be locked

Inside Lever Unlocked by: Always unlocked

Description:

Finishes Options:  605 3 bright brass, 612 10 satin bronze, 613 10B oxidized satin bronze, oil rubbed, 626 26D satin chromium plated

Lever Options:  14– curved return 15– contour angle return 16– curved no return - Handle is approximately 4 3/4 long (from center-line of chassis).

Rose  "D" 3 1/2" diameter Convex

Backset: 2 3/4" standard, 3 3/4" available from Factory.

Latch: Solid brass 9/16" throw. Front 2 1/4" x 1 1/8" beveled.

Strike:  S3: Conforms to ANSI A115.2 for 1 3/4 doors (4 7/8 x 1 1/4 with curved lip).

Projection on door - Approx. 2 3/4 when mounted on 1 3/4 door.

Cylinder: SFIC(less core)

Lever Handles - Lever handles are a high-quality zinc alloy. Trim components are brass or bronze. Body is approximately 5/8in diameter;  #14 and #15 levers conform to California Administrative Code Title 19 and Title 24. All three styles of levers conform to the Illinois Accessibility Standard

Mounting: In addition to standard door preparation (ANSI A115.2 for 1 3/4" doors), two additional holes are needed for through-bolts. Through-bolts require two 5/16" diameter holes located at 12 o'clock and 6 o'clock positions.

Rose locking pin and rose assembly design offers great torque resistance. It prevents the locking pin from twisting, bending, or breaking under attack. Strong through-bolt mounting studs increase torque resistance. Heavy rose liner material is highly attack resistant. Strong retractor springs provide resistance to lever sag. Zinc hubs with a shrouded locking lug, guaranteeing higher quality and increased torque resistance. The outside lever sleeve is a seamless one piece construction made of a hardened steel alloy that provides additional reinforcement in the locking lug slot.

Certifications:

ADA–Americans With Disabilities Act: 9K series – The design and operation of the BEST® cylindrical lock meets the intent of the standard for ANSI A117.1 section 404.2.6

Builders Hardware Manufacturers Association: 9K series – Listed by BHMA for A156.2, Series 4000, Grade 1.

Underwriters Laboratories®: 9K series – Listed by Underwriters Laboratories for use on 3 Hr, A label for single or double swinging doors.

Florida Building Code and Miami-Dade County Code: 9K series – 9/16" latch throw – Listed by Florida Building Code and Miami-Dade County at ± 75 PSF for single doors. 9K series – 3/4" latch throw – Listed by Florida Building Code and Miami-Dade County at ± 80 PSF for single doors and ± 50 PSF for double doors.

California State Fire Marshal: 9K series – Listed with California State Fire Marshal. 9K series 14 & 15 lever conforms with California Title 24.

Products protected by one or more of the following patents:

U.S.: D290,085 4,437,695; 4,428,212; 4,843,852; 4,318,558; 4,428,570; 4,262,507; 4,496,178; 4,779,908; 5,116,170

Canada: 1,194,057; 1,229,358; 1,184,773

Other products patent pending.