Simpson Strong-Tie SDW22338 Threaded Washer-Head Screw .22″ x 3-3/8″


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SKU: SDW22338 Categories: , ,


Simpson Strong-Tie SDW22338 Threaded Washer-Head Screw .22″ x 3-3/8″

Simpson Strong-Tie SDW22338 Threaded Washer-Head Screw .22″ x 3-3/8″:

  • Product no. SDW22338
  • Length: 3-3/8″
  • Shank diameter: 0.220″
  • Drive type: T40 6-Lobe
  • Head type: Low profile
  • Point type: SawTooth
  • Coating/Material: E-coat® Electrocoating
  • A high-strength structural screw
  • Designed for fastening multi-ply wood members, such as engineered wood products and solid sawn lumber
  • Installs easily with no predrilling
  • Deep 6-lobe T-40 recess reduces cam-out, making driving easier
  • Specific thread length avoids jacking
  • Higher shear values than competitive products enable wider spacing saving time and money
  • Bold thread design provides superior holding power
  • Thread design also cinches fastened members together for consistent installation
  • Code listed under IAPMO-UES ER-192 and meets 2012 and 2015 IRC® and IBC® code requirements for several common wood framing and engineered-wood applications

SawTooth Point:

  • Ensures fast starts
  • Reduces installation torque
  • Eliminates the need for pre-drilling in most applications

Large Washer Head:

  • 0.75″ Head diameter
  • Provides maximum bearing area
  • Eases the handling of assembled girders
  • Simplifies the installation of finishes or structural connectors
  • Stamped with the Simpson Strong-Tie “≠” sign and fastener length for easy identification after installation

Low Profile Head:

  • Results in less interference after installation
  • Makes stacking and sliding members easier
  • Allows installation of hardware and finishes to be virtually flush

Additional information

Weight 1 lbs
Brand Name


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