National Lock Compx C500A to C599A Replacement Key for Office and Industrial
National Lock Compx C500A to C599A Replacement Key for Office and Industrial
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Scroll down and read ALL Technical Notes BEFORE placing order.
- This price is for orders placed online only. Pricing for telephone or walk in orders at our retail store are significantly higher. Please place your order online to save money.
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National Lock C500A to C599A easy replacement key for Office Furniture, File Cabinets, Desks, Drawers, Cubicles and industrial equipment and enclosures.
Technical Notes:
These Keys are used on some Vintage All Steel Office Furniture manufactured in Aurora Illinois 60507 using National Locks.

Also used on various cabinets, enclosures, vending machines, etc.
Locks are manufactured by:
National Lock CompX
PO Box 200
Mauldin, SC 29662
864-297-6655
CompX National – CompX Security Products
Technical Info by:
John Rowland, CML.
Certified Master Locksmith
Associated Locksmiths of America
ALOA Security Professionals Association Inc.
Below link(s) are Long Life’s Technical Info courtesy of Roy and Pat Long
National Locks and keys (longlifelocks.ca)
We also ship National lock cores, housings & parts.
When you have lost or are missing the key we make easy replacement key copies by the code number stamped on the original key or on the face of the lock.
We stamp our replacement keys with that code number for easy identification.
We make keys for all major manufacturers.
We have a vast inventory of hard to find key cylinders, cores, lock housings, complete locks & parts for all major office furniture desk file cabinet and cubicle manufacturers including obsolete and legacy parts.
Keys in this series:
C500A C501A C502A C503A C504A C505A C506A C507A C508A C509A C510A C511A C512A C513A C514A C515A C516A C517A C518A C519A C520A C521A C522A C523A C524A C525A C526A C527A C528A C529A C530A C531A C532A C533A C534A C535A C536A C537A C538A C539A C540A C541A C542A C543A C544A C545A C546A C547A C548A C549A C550A C551A C552A C553A C554A C555A C556A C557A C558A C559A C560A C561A C562A C563A C564A C565A C566A C567A C568A C569A C570A C571A C572A C573A C574A C575A C576A C577A C578A C579A C580A C581A C582A C583A C584A C585A C586A C587A C588A C589A C590A C591A C592A C593A C594A C595A C596A C597A C598A C599A
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