Kryptonite 851219

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Kryptonite 851219

Kryptonite 851219
Kryptonite padlock.jpg
Name Kryptonite 851219
Manufacturer Kryptonite
Lock Type Padlock, Cylinder
Lock Design Pin-tumbler

The 851219 is a pin-tumbler padlock made by Kryptonite. It features a double ball bearing 1" Molybdenum alloy steel shackle .440" thick. It is rekeyable and is notable as being one of few 6 pin padlocks.

Principles of operation

See also Pin-tumbler (Principles of Operation)

The Kryptonite 851219 cylinder is a pin-tumbler lock with six pin stacks and five spooled security pins. Additionally, five of the key pins are serrated. The 851219 contains one anti-drill hardened pin. The 851219 can only be opened by rotating the plug clockwise.

Disassembly instructions

The 851219 can be disassembled for rekeying purposes. To disassemble first unlock the lock, then unscrew the Philips retaining screw that holds the cylinder in.


The 851219 is a fairly difficult lock to compromise due to the various security features. The 851219 may be vulnerable to one or more of the following:


See also