BEST 9K Series Hotel Guest Room Cylindrical Lock with Grade 1 Security and Keyed Lever Operation

BEST 9K Series Hotel Guest Room Cylindrical Lock with Grade 1 Security and Keyed Lever Operation

Premium Commercial-Grade Hotel Security Solution

The BEST 9K Series Hotel Guest Room Lock delivers professional-grade security with Grade 1 BHMA certification and heavy-duty construction. Featuring a 2-3/4" backset, 9/16" latch throw, and single cylinder keyed operation, this cylindrical lock is engineered for demanding commercial hotel applications. The innovative rose locking pin design and slotted key release cam provide maximum attack resistance while maintaining smooth lever operation for guest convenience.

Professional Features & Benefits

• Grade 1 BHMA Certification: A156.2 Series 4000 Grade 1 listing ensures heavy-duty performance for high-traffic hotel environments.
• Attack-Resistant Design: Rose locking pin and rose assembly design offers exceptional torque resistance, preventing twisting, bending, or breaking under attack.
• Hotel Function Operation: Inside button projects occupied indicator in outside lever and blocks all operating keys while inside lever remains always unlocked for guest safety.
• Heavy-Duty Construction: Critical latch and chassis components are brass or corrosion-treated steel with zinc hubs and hardened steel alloy lever sleeve for maximum durability.
• Smooth Operation: Hub-mounted torsion spring and strong retractor springs prevent lever sag and provide snappy, reliable operation throughout the lock’s service life.
• Fire Rating Compliance: UL listed for use on 3-hour A label single or double swinging doors for code compliance in commercial applications.
• Interchangeable Core Ready: Allows for quick re-keying and customized master keying systems for hotel management flexibility.
• 10-Year Manufacturer Warranty: Comprehensive warranty coverage provides added confidence and protection for commercial installations.

Technical Specifications

• ANSI/BHMA: F93
• Backset (Distance): 2-3/4"
• Commercial/Residential: Commercial
• Department: Door Hardware
• Door Hand Direction: Non-Handed
• Duty Level: Heavy Duty
• Electronic: No
• Function Description: Pushing the inside button projects an "occupied indicator in the outside lever and blocks all operating keys. Inside lever is always unlocked cannot be locked"
• Grade: Grade 1
• Handle Type: Lever
• Keyed: Yes
• Keyed Function: Single Cylinder
• Lock Function: Hotel
• Lock Type: Cylindrical
• Product Attribute: Cylindrical Locks
• Product Category: Mechanical Locks
• Product Function: Faculty/Hotel/Restroom
• Product Group: Mechanical Locks
• Product Model: H
• Product Subgroup: Bored Locksets
• Product Substrate: Corrosion-Treated Steel
• Product Type: Leversets
• Series: 9K Series
• Standard Latch: 9/16" Throw
• Standard Strike: 2-3/4 x 1-1/8" with curved lip and box
• Subcategory: Cylindrical Locks
• Warranty: 10 Year

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including 1-3/4" to 2-1/4" door thickness compatibility and 2-1/8" diameter bore hole preparation.
2. Use manufacturer-provided drill jig to mark mounting hole locations accurately, including two additional 5/16" diameter through-bolt holes at 12 o’clock and 6 o’clock positions.
3. Prepare door by drilling required holes per ANSI A115.2 standard door preparation and additional through-bolt mounting holes as specified.
4. Install chassis assembly and secure with through-bolt mounting studs per manufacturer torque specifications for maximum attack resistance.
5. Adjust lever operation and latch alignment for proper function, ensuring smooth operation and proper strike engagement with 9/16" latch throw.
6. Test hotel function operation including inside button occupied indicator, key blocking, and inside lever operation. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

• Hotel and Hospitality Guest Rooms
• Extended Stay and Residential Hotels
• Dormitory and Student Housing
• Healthcare Patient Rooms
• Senior Living Facilities
• Multi-Tenant Residential Properties
• Commercial Office Private Spaces

Anti-Microbial Option

BEST UltraShield™ antimicrobial protected coating (finish 626AM) is available and recommended for applications where product cleanliness is a high priority, including hospital/healthcare, elderly care, education, transportation, food-service, and hospitality environments. The UltraShield™ finish inhibits the growth of bacteria and other microbes on the hardware surface.

Why Choose BEST Quality?

BEST 9K Series cylindrical locks deliver professional-grade reliability with brass and corrosion-treated steel construction rated for Grade 1 heavy-duty commercial applications. The 10-year manufacturer warranty and UL fire rating certification provide added confidence for demanding hotel and hospitality installations. Engineered with innovative attack-resistant features and smooth operational components, the 9K Series ensures dependable performance where guest security and convenience are essential.