Lock-Out Locks

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*FREE Shipping on orders over $199


Do you have many changes in personnel, lost keys or too many keys available to certain rooms? Lock-out locks are the answer! Ideal for preventing entry into a room or for providing double protection to storage rooms. Constructed of an aluminum alloy with solid brass cylinder. Choose from knob and lever style.

  • Comes with a set of 2 keys
  • DQA100 fits 90% of all knob style locks
  • DQA200 fits most lever style locks
  • Available Keyed Alike or Keyed Different when ordering multiples

Additional Details

Lost your office key and it’s too late to call a locksmith? Purchase a Lock-Out Lock for that type of emergency and your problem is solved in just seconds!
  • Prevents entry of any existing keys
  • Portable – fits in the palm of your hand
  • Added Protection – a new lock in just seconds
  • Constructed of a high-strength aluminum alloy
  • Silver powdercoat finish


  • DQA100 - Standard Round Door Knob Lock-Out Lock
  • Works With Knob Style Locks
  • Function Prevents the turning of the knob and access to the keyhole. Used to block access to the keyholes in door knobs of up to 2-7/16 in. outside diameter of round door knobs.
  • Size 3.75"L x 2.25"W x 2.75" Outside Dia.
  • Material High-Strength Aluminum Alloy
  • Finish Silver Powdercoat
  • DQA200 - Lever Style Lock-Out Lock
  • Works With Lever Style Locks
  • Function Prevents turning of lever and access to keyhole, ensuring others with a key are not able to unlock the door. For use with keyholes of up to 2-7/16" outside diameter.
  • Size 1.75" x 1.5"
  • Material High-Strength Aluminum Alloy
  • Finish Silver Powdercoat

Shipping & Returns

Delivery Time:

The estimated delivery time will be approximately 2-4 business days from time of order.

Shipping Fees:

Additional charges may be assessed based on each individual order. You will be contacted personally with any shipping charge changes that may occur on your order. Reasons for shipping charge changes include, but aren't limited to:

  • Oversize Shipments - Multiple Pallets
  • Residential Addresses
  • International Shipments


If you have questions regarding returns or damages, please contact us at cs@nathosp.com. To view our returns policy, please visit here.

Any Questions? Call Us 1-800-526-8224
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