4130KA Click to Enlarge


  • A – 5mm (0.19in)
  • B – 14mm (0.56in)
  • C – 14mm (0.56in)
  • Body Width – 29mm (1.16in)

Model No. 4130KA

The Master Lock keyed alike 30mm solid brass locks provide school officials simple key access to ALL locks on site.


  • Keyed Alike - Order multiple locks to open with the same key
  • Non-rekeyable, 4-pin tumbler cylinder provides pick resistance
  • Brass body provides resistance to the elements
  • Hardened steel shackle for extra cut resistance

Best Used For:

  • Cabinets
  • Equipment Storage
  • Fences

How to Order

  1. Download order form .pdf
  2. E-mail your school's purchase order to neworders@mlock.com.
  3. Customer service will call you back to confirm order.

For more information, contact Customer Service at 1-800-227-9599.