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Corbin Russwin CK4857-GWC

Special Order Standard Duty Commercial Storeroom Knob

Quick Product Details

  • Cylindrical Knob
  • Storeroom/Closet Function
  • Standard Duty
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Special Order non-stock item Requires 6 week lead time


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This Corbin Russwin CK4857 is a highly secure, quality product made with careful precision to ensure guaranteed satisfaction. The storeroom/closet function knob is always locked on the outside lever and requires a key for entry. The inside knob remains free at all times.

Because this is not a stock item we must order it specifically for you and we will be unable to accept a return unless the item is defective as determined by the factory it was bought from.

  • Special Order
  • FREE Shipping

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Use the menu on the right to select available options.
After all options have been chosen, you can add to cart.

Choose Finish:

626 - Satin Chrome 626 - Satin Chrome

Choose Lever Style:

GWC - Knob Style GWC - Knob Style

Choose Keyway:

99 Keyway 0-Bitted (ready to be keyed)
99 Keyway Keed Randomly (2 operating keys included)

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Quality and Safety:
  • Meets ANSI/BHMA A156.2 series 4000 Grade 2  requirements
  • Deadlocking latch to prevent lock picking by credit card
  • UL Listed for doors up to and including 3 Hour fire rated doors
  • 1 year limited warranty

Special Product Configuration:
  • GWC Knob
  • 2-3/4" Backset Standard
  • Corbin 99 Keyway, choose keying options
Contact us directly to place your special orders.

Available Options: Choose Options Above

  • Finish:

  • Lever Style:

    • GWC - Knob Style
  • Keyway: info icon

    • 99 Keyway 0-Bitted (ready to be keyed)
    • 99 Keyway Keed Randomly (2 operating keys included)

Product at A Glance

  • There are anti-rotational through-bolts at 6 and 12 o’clock positions
Style Knob set
Grade Standard Duty
Function Storeroom or Closet Function:
- Always locked on outside lever
- Requires a key for entry
- Inside lever is always free
- ANSI F86
Door Thickness 1-3/4" to 2"
Handing Non-handed
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"



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