Best 8K Series Grade 1 Locksets


  • Quick, economical rekeying with the BEST original interchangeable core.
  • Knobs machined from brass or bronze bar stock.
  • Rotating knob face provides for easy hand of door change without removing the knob.
  • No keeper hole on keyed knobs for added security.
  • Keyed knob removable only after the core is removed.
  • The optional breakaway feature prevents the lockset from being overpowered by a wrench.
  • 9⁄16" throw, deadlocking latch.
  • Spin free knob feature permits the lock to be operated only by use of a key.
  • Friction insert inside rose resists loosening.
  • Steel retractor with low friction bearings for smooth, wear resistant operation.
  • Long bearing length in chassis for smooth, wear resistant operation.

G.S.A. Contract Holder
This item is available on our
GSA contract # 47QSWA19D001W
Pricing varies based on options selected below.



The 8K Cylindrical Lock meets or exceeds the following standards: Certification ANSI A156.2 Series 4000, Grade 1 as certified in Builder Hardware ManufacturersAssociation directory ascomplying with this standard. (Formerly FF-H-00106C Series 161.) Underwriters Laboratories Listed by Underwriters Laboratories for use on 3 hour, A label single swinging doors. GYJT Builders Hardware-Single point Locks or Latches.

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