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Corbin Russwin CK4457

Standard Duty Commercial Storeroom Knob Lock

Quick Product Details

  • Knobset
  • Standard Duty
  • Storeroom or Closet Function
SKU: CK4457

Price: $143.00 /each

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This Corbin Russwin CK4457 is a Grade 2 quality commercial and residential knobset. Storeroom or closet function requires a key for entry and the inside knob is always free. The latch is made of stainless steel material for long life. It has a 1/2" throw and 2-1/4" x 1-1/8" front.

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Price: $143.00

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Choose Finish:

630 - Satin Stainless Steel 630 - Satin Stainless Steel
612 - Satin Bronze + $9.00 612 - Satin Bronze +$9.00
613 - Oil Robbed Bronze + $9.00 613 - Oil Robbed Bronze +$9.00
605 - Polished Brass + $9.00 605 - Polished Brass +$9.00
629 - Polished Stainless Steel + $9.00 629 - Polished Stainless Steel +$9.00

Choose Knob Style:

GWC - Global GWC - Global

Choose Keyway:

L4-0 bitted ready to be keyed
D1-0 bitted ready to be keyed
60-0 bitted ready to be keyed
59A1-0 bitted ready to be keyed
No Cylinder Needed (LC) Subtract -($37.62)


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
  • Deadlocking latch to prevent lock picking by credit card

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 Storeroom or Closet Function:
- Always locked on the outside knob
- Requires a key for entry
- Inside knob is always free
- ANSI F86
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"

Corbin Russwin’s CK4400 series knob locks are great for fine residential applications as well as small scale commercial facilities. It is a Grade 2 lock that is UL listed for A label doors as well as for single  doors of lesser class. The high quality stainless steel material, the latch is made of, ensures long life for the latch.



Instructions & Templates

Click on the links below to download helpful instructions & templates for this product

Standard Duty Commercial Storeroom Knob Lock

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