Simpson Strong-Tie - THDB25312H 1/4" x 3-1/2" Simpson Strong-Tie Titen HD Screw Anchor Zinc Plated
These anchors come packaged with 50 pieces per box and are designed for fastening items to concrete.
- Bit size 1/4"
- Minimum embedment See PDF
- Zinc plated for indoor use
- Do not use in vibratory loads
- Packaged with zinc plated nuts and washers
- 1/4" inch diameter x 3-1/2" inch long
- Spacing must be a minimum of 10 anchor diameters
- Free freight on all orders over $25.00
|2000 PSI Concrete - Pull-Out (lbs.) *
|2000 PSI Concrete - Shear (lbs.) *
||Carbon Steel Zinc Plated
|Minimum Edge Distance
|Maximum Fixture Thickness
|Minimum Fixture Hole Diameter (In Place)
|Minimum Fixture Hole Diameter (Hole Spotted)
|Length ID Code
|Wrench Size For Nut
||Hex Washer Serrated
* Values shown are average ultimate values and are offered only as a guide and are not guaranteed. A safety factor of 4:1 or 25% is generally accepted as a safe working load
The anchor is made from Carbon Steel, and is zinc plate. This anchor is designed for use in
The anchor is designed for use in a dry environment.
The anchor is a Hex Washer Serrated head and is designed to allow the head to sit on top of the surface of the item being attached.
Hole Diameter/Bit Diameter
The anchor requires a 1/4" hole to be drilled in the base material. The hole should be drilled with carbide tipped bit that meets ANSI standards and used in a hammer drill.
A 3/8" nut driver is required for driving the anchor into the base material.
Diameter of Anchor
The diameter of the anchor is 1/4".
The length of the anchor is 3-1/2"
The anchor is packaged with 50 pieces per box .
Fixture Hole Diameter
The hole in the fixture or material being fastened must be larger than the designated diameter of the anchor. The 1/4" diameter anchor requires the hole in the fixture to be 3/8" nut driver .
Depth of Hole
The depth of the hole that is required for the anchor should be a minimum of 1/2" deeper than the anchor will penetrate the concrete. This will allow space for dust created during the installation process to fall, which will prevent the anchor from bottoming out in the hole before full penetration into the concrete.
The size of the wrench required to turn the nut to set the anchor is 3/8" nut driver .
To be set properly in the concrete, the anchor must be torqued to between See PDF