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Qualitydoor.com > Locks > Cylindrical Locks > Corbin Russwin CK4200 Series Cylindrical Knob Locksets (Keyed Functions)

Corbin Russwin CK4200 Series Cylindrical Knob Locksets (Keyed Functions)


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SKU: CK4251-GRC-605-LC
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Price: $274.98

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CORBIN RUSSWIN
CK4251, CK4255, CK4257, CK4261, CK4232, CK4282
Cylindrical Knob Locksets
Grade 1 - Heavy Duty - Keyed Functions


Features:

  • Handing: Field reversible
  • Door Thickness: 1¾" - 2
  • Backset: 2¾"
  • Strike: ANSI curved lip 4⅞" x 1¼" x 1¼" lip to center
  • Cylinder: 6-pin, L4 keyway, 0-bitted, LC, CL6, C6, MR
  • Keys: Two nickel silver keys

The highest quality materials and precision manufacturing ensure strength, durability and quiet operation. Ideal for demanding, high-use commercial, industrial and institutional applications.
  • Patentented "Lock-on" rose liners and thimble increase security and prevent lock from loosening, Patent #3,985,008
  • 1-3/4" knob shank minimizes wear
  • 5/8" latch and concealed knob catch enhance strength and security

Single Cylinder
Entrance : CK4251
Deadlocking latchbolt by knob either side, except when turn button locks outside knob. Key outside retracts latchbolt. Outside knob unlocked by turn button. Inside knob always free.

Classroom : CK4255
Deadlocking latchbolt by knob either side, except when key outside locks outside knob. Outside knob unlocked by key outside. Inside knob always free.

Storeroom : CK4257
Deadlocking latchbolt by key in outside knob or by rotating inside knob. Outside knob always rigid. Inside knob always free.

Entrance or Office : CK4261
Deadlocking latchbolt by knob either side, except when push button locks outside knob. Push button released by turning inside knob or by key in outside knob. Closing door does not release push button. Inside knob always free.




Double Cylinder
Store Door: CK4282
Deadlocking latchbolt by knob either side, except when key either side locks both knobs. Keyed alike unless otherwise specified.
Institution : CK4232
Deadlocking latchbolt by key either side. Both knobs always rigid.

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