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PD438STD: Knob – Stud

Part Number: PD438STD


  • Mates with all Model 438 Cylinder Locks
  • Designed to locate and withstand high-shear loads
  • 3.125″ H (overall) x 1.462″ Dia.
  • Locating Boss, 1.000″ Dia. x .250″ H, with a 5/8″-11 stud 3/4″ long

Spec SheetInstallation GuidelinesProper and Safe Operation Guidelines

SKU: PD438STD Categories: ,


  1. Tooling Technology has no way of testing every possible scenario in which our products could be used. If you are unsure about choosing the right product for your proposed application, please contact us.
  2. The published load ratings for each product are reliant on mating the knobs and cylinders with fasteners that are compatible with those respective loads.

Compatible Products: