Grade 1 commercial door lock
Grade 1 LM series Heavy Duty Deadbolt Lock
Single cylinder
  • Anti-pick pin
  • Anti-drill bearing ball
  • Anti- torque housing
  • Protection sleeve design
  • Concealed mounting screws
  • IC core cylinder is available


  • ANSI A156.36 Grade 1 certificated
  • UL 3 hours fire rating certificated. UL File No. R27793


  • Exposed Trim: Solid forged brass, plated to match finish designation.
  • Door thickness: 1-9/16" to 2" (40-51mm) standard.
  • Backset: 2-3/8", 2-3/4"backset. (60mm, 70mm)
  • Strike: LM. Rectangular strike with door reinforcer
  • Latch: 2-3/4"(70mm) standard. Faceplate: 1-1/8" x 2-1/4"(28.4mm x 57mm) square corner. 1" x 2-1/4" (25.4mm x 57mm) faceplate is also available.
  • Latch bolt: Solid brass with hardened steel rod insert, full 1" throw. 6-Way latch is also available.
  • Cylinder: 6 pin solid brass cylinder with pick resistant pin and anti-drill bearing balls inserted.
  • Schlage "C" keyway standard, with black powder metallurgy cylinder housing. Small Format Interchangeable Core cylinder is also available.( 6/7 pin cylinder, Best"F" keyway)
  • Finishes: US3, US5, US10B, US26, US26D, 12P, LO3. Other finishes are available upon request