Skip Content


3-3/4" Steel Expansion Wedge Anchor, 1/2" Anchor Dia., Zinc, 25PK

  • Item # 3A451
  • My Part #
  • Mfr. Model # WS-1236
  • Catalog Page # N/A
  • UNSPSC # 31162102
Expansion Wedge Anchr,1/2"D,3-3/4"L,PK25 close

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.

CAD Downloads

Product is discontinued

Alternate products displayed below may not be identical in style or function to original selection.

Product Details

Use these fasteners in most concrete applications; 1-pc. wraparound stainless steel expander clips help assure a tight hold.
Note: Safe working loads for single installations under static loading should not exceed 25% of the ultimate load capacity.

View More

Technical Specs

  • Item Wedge Anchor
  • Wedge Anchor Type Expansion Wedge Anchor
  • Seismic Approved No
  • Anchor Material Steel
  • Material Grade Not Graded
  • Fastener Finish Zinc
  • Anchor Dia. 1/2"
  • Anchor Length 3-3/4"
  • Max. Work Thickness 1"
  • Thread Length 2-1/4"
  • Thread Size 1/2"-13
  • ICC Approved for Cracked Concrete No
  • ICC Approved for Un-Cracked Concrete Yes
  • Min. Embedment 2-1/4"
  • Thread Fully Threaded
  • Embedment In Concrete 2-1/4"
  • Ultimate Pullout (Lb.) 5100
  • Ultimate Shear (Lb.) 4760
  • Ultimate Shear in 4000 PSI Concrete (Lb.) 4760
  • Ultimate Tension in 4000 PSI Concrete (Lb.) 5100
  • Agency Compliance UL
  • Meets/Exceeds A-A-1923A Type 4
  • Includes Nuts and Washers
How can we improve our Technical Specifications?

Compliance and Restrictions

  • This item has been restricted from sale in the following states: PR.

Alternate Products

Alternate Products may not be identical in style or function to original selection. Please compare below for more information.

Related Products