Home » Shop » Locks & Security Systems » S&G 8550 Series Group 1 Mechanical Safe Lock Package

S&G 8550 Series Group 1 Mechanical Safe Lock Package


Price: $453.80

You Save: $145.20

3 lbs

Complete set

Complete Lock Set

Manufacturer: Sargent & Greenleaf

Product Description:  8550 Series Mechanical Safe Lock Package

Series: 8550 UL Group 1

Dial & Ring: Spy-Proof Black & White (SGDR162BW)

Spindle Diameter: 5/16″

Spindle Length: 4-1/2″


  • Manipulation resistance tested and verified by Underwriters Laboratories to exceed 20 man-hours.
  • Patented S&G torque adjuster enhances security by maintaining proper wheel pack tension.
  • Integral relock trigger thwarts punch attacks.


  • S&G’s Magic Module footprint matches the mounting dimensions of most mechanical and electronic safe locks.
  • Used with a variety of attractive dials and rings in several finishes.


Available with metal wheels for long life and durability, or with acetal resin wheels to resist x-ray imaging and provide a UL Group 1R Listing.


Brass four-way drive cam for mounting right-hand, left-hand, vertical-up or vertical-down


One year from the date of shipment from manufacturer.

Weight 3 lbs


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