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Corbin Russwin CK4430

Standard Duty Commercial Privacy Knob Set

Quick Product Details

  • Knobset
  • Standard Duty
  • Privacy Function
Price: $150.00 /each

SKU: CK4430

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This Corbin Russwin CK4430 is a Grade 2, standard duty commercial/residential knobset. This product is available with several different finishes and with various knob styles. Its privacy function enables a pushbutton on the inside to lock the outside lever, which can than be unlocked by rotating the inside knob or by closing the door.

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Price: $150.00

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Choose Knob Style:

GWC - Global GWC - Global

Choose Finish:

630 - Satin Stainless Steel 630 - Satin Stainless Steel
613 - Oil Robbed Bronze 613 - Oil Robbed Bronze
605 - Polished Brass 605 - Polished Brass


Quality and safety:
  • Meets ANSI/BHMA A156.2 series 4000 Grade 2 strength and operational requirements
  • UL listed for A Label and lesser class single doors, 4' x 8'.
  • 1 year limited warranty

Special Orders Available:
  • More unlisted finishes available
  • More unlisted knob styles available
  • More unlisted backset options available
Contact us directly to place your special orders.

Available Options: Choose Options Above

Product at A Glance

Style Knob set
Grade Standard duty
Function Privacy Function
- Push button on the inside knob locks the outside knob
- Push button is released when the door is closed or the inside knob is rotated
- Turning slotted button outside releases push button
- ANSI F76
Handing Field reversible
Door Thickness Adjustable from 1-3/8" to 1-3/4"
Backset 2-3/4" (standard)
Strike ANSI curved lip - 4-7/8" x 1-1/4" x 1-1/4" lip (standard)
Latch Stainless steel
Throw 1/2"
Latch Front 2-1/4" x 1-1/8"

More Info

Privacy function locks are most typically used in restrooms. They can be locked from the inside by depressing a push button. The push button will be released, thereby unlocking the outside knob, when the door is shut or the inside knob is turned. The slotted button outside can also be rotated to unlock the door by releasing the push button.



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