Description
The Schlage L9044 LONB is an extra-heavy-duty mortise lock built for high-traffic institutional environments including schools, hospitals, and factories. Its Grade 1 ANSI-certified construction features a heavy-gauge steel case, all-metal zinc dichromate-plated working parts, and a two-piece anti-friction tongue designed to handle constant daily use without compromising security or operation.
This lock offers ten functions in one universal case with field-reversible handing, eliminating the need to open the case for adjustments. It fits beveled door edges and supports simple trim retrofits via external spring cages. For sizing, compatibility, finish selection (643E and other options), and keying assistance, contact our authorized Schlage dealer team at sales@edlocks.com or 1-877-207-6067 for expert guidance.
Specifications
- Grade: ANSI Grade 1
- Model: L9044 LONB 643E
- Lock Type: Extra Heavy Duty Mortise
- Functions: Ten functions in one case
- Working Parts: All-metal zinc dichromate-plated
- Case Material: Heavy-gauge fully wrapped steel
- Security Features: Break-away spindle, hub blocking plate, spring-loaded fusible link for fail-secure mode
- Installation: Field-reversible handing, floating mounting tabs for beveled doors
- Inside Trim: Screwless shank mounting, locking thumb-turn indicator
