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#4 Barrel Lock & Key System
Brand: Highfield Manufacturing Co.
Manufactured for utilities for over 50 years, this plunger style barrel lock and key system will inexpensively meet your security requirements.
How to Engage & Release the #4 Barrel Lock Series
To engage the lock, you simply extend the key out and push into the lock. While holding the lock in place, you then pull the base of the key halfway until the balls retract and push the key all the way in.
You should hear and feel it lock into place. Finally, to release the key from the lock, simply push the gold head of the key in and pull the key out.
Engaging the #4 Barrel Lock & Key System:
- Extend the key out and push into lock
- While holding the lock in place, pull the base of the key halfway until balls retract
- Push the key all the way in - you should hear and feel it lock into place
Releasing the #4 Barrel Lock & Key System:
- Push the gold head of the key in
- Pull the key out
Cost-Effective Plunger Barrel Locks & Keys for Utility Security
The #4 Locking System from Highfield provides an increased level of security above conventional barrel locks, with six locks and four key styles to choose from.
Features- Barrel designed for added strength and durability
- Plated and case hardened steel components for long life and corrosion protection
- Available in copper, cadmium or chromate finishes for visual identification
1 - 9 of 9 Part Numbers
1 - 9 of 9 Part Numbers
- Electric Utility
- Gas Utility
- Water Utility
- Telecommunications
- Other