Sargent & Greenleaf

Designed to meet federal specification FF-L-2937 for securing field safes, armory vault doors, weapons containers, and other GSA-approved containers, S&G’s high-security mechanical combination lock offers rugged construction, simple combination changing, built-in thermal protection, and a Spy-Proof dial. Our model 2937 high-security combination lock is easy to install or retrofit onto existing containers. The lock matches the footprint and mounting dimensions of most mechanical and electronic safe locks.

Features:

• Three all-metal wheels
• 1 million theoretical combinations
• Dial spindle with carbide barrier pins and shear line to control point of separation
• Stainless steel bolt resists 600 lbs. of side and end bolt pressure
• Built-in thermal protection
• Unique torque adjuster to set and maintain wheel pack torque
• Key-changeable wheel design
• Drilled and tapped holes in the bolt
• Left-right-left dialing with push to open
• Internal relock trigger

Specifications:

• Installation:
• Standard S&G magic module footprint
• Universally handed: left hand, right hand, vertical up, or vertical down mounting
• Operation:
• Familiar left-right-left dialing, turn to zero, press in and release, then turn dial to open
• Over 1,000,000 potential unique combinations
• Key-changeable wheel design
• Spy-Proof dial
• Three all-metal wheels
• Patented torque adjuster
• Resistance to expert manipulation tested and verified to exceed 20 hours
• Bolt is drilled and tapped for use in most government container applications