Female-Threaded Expansion Anchors for Hollow Block and Brick
For narrow holes and small cavities where toggle anchors won't fit. To install, tap the anchor cone first into a drilled hole. Then, insert a screw or threaded rod and tighten. Pull-out strength and shear strength values are 25% of the ultimate values.
For technical drawings and 3-D models, click on a part number.
Strength, lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Thread Size  | Lg. | Drill Bit Size | Min. Installation Dp. | Sleeve Material | Pull-Out | Shear | Tested In | Specifications Met | For Use In | Pkg. Qty. | Pkg. | |
Steel | ||||||||||||
| 1/4"-20 | 7/8" | 3/8" | 3/4" | 304 Stainless Steel | 260 | 300 | 4,000 psi Concrete | __ | Concrete, Hollow Block, Hollow Brick | 1 | 000000000 | 00000 |
| 1/4"-20 | 7/8" | 3/8" | 3/4" | Zinc Alloy | 270 | 300 | 4,000 psi Concrete | __ | Concrete, Hollow Block, Hollow Brick | 5 | 000000000 | 00000 |
| 5/16"-18 | 1 5/16" | 5/8" | 1" | Zinc Alloy | 400 | 470 | 4,000 psi Concrete | __ | Concrete, Hollow Block, Hollow Brick | 5 | 000000000 | 00000 |
| 3/8"-16 | 1 5/16" | 5/8" | 1" | 304 Stainless Steel | 450 | 620 | 4,000 psi Concrete | __ | Concrete, Hollow Block, Hollow Brick | 1 | 000000000 | 0000 |
| 3/8"-16 | 1 5/16" | 5/8" | 1" | Zinc Alloy | 500 | 620 | 4,000 psi Concrete | FM Approved, UL Listed | Concrete, Hollow Block, Hollow Brick | 5 | 000000000 | 00000 |
| 1/2"-13 | 1 3/4" | 3/4" | 1 1/2" | Zinc Alloy | 1,000 | 1,000 | 4,000 psi Concrete | FM Approved, UL Listed | Concrete, Hollow Block, Hollow Brick | 1 | 000000000 | 0000 |
| 5/8"-11 | 2" | 1" | 2 1/4" | Zinc Alloy | 2,300 | 1,600 | 4,000 psi Concrete | FM Approved, UL Listed | Concrete, Hollow Block, Hollow Brick | 1 | 000000000 | 0000 |