6400LN Series Monolock

Yale 6400LN Monolock
Yale 6400LN Monolock
Yale 6400LN Monolock
Yale 6400LN Monolock

Based on the design of Yale's robust cylindrical locksets, the 6400LN Monolock continues the tradition of quality and dependability as a preassembled lock series designed to retrofit Yale Monolock as well as Corbin Russwin Unit Lock and Falcon® Retrofit Lock installations.

  • UL-cUL: UL-cUL fire-rated up to 1-1/2 hours
  • Mechanism: Heavy-gauge steel, zinc-plated, dichromated
  • Backset: 2-3/4"
  • Latchbolt: 1/2" stainless steel throw
  • Guardbolt: Deadlocks latchbolt when door is closed; standard on all locking functions
  • Door Thickness: 1-3/4" only
  • Lead Shielding: Available to order
  • Cylinders: Brass, 6-pin, keyed-random cylinder with two keys furnished standard, 7-pin available to order.
  • Reversibility: Handing must be specified for all functions and designs
  • Strikes: 1-1/4" lip ANSI strike supplied; other lip lengths and strikes available to order; all reversible
  • Finishes: Available in 626 finish only
  • Warranty: 7-year mechanical

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