Simpson Strong-Tie HDIA31 HDIA Hollow Drop-In Internally Threaded Anchor for 5/16-in. Rod (50-Qty)

The Simpson Strong-Tie® HDIA hollow drop-in anchor is an internally threaded, flush-mount expansion anchor designed for attaching threaded rod to support a variety of conduit, cables and lighting. This anchor is ideal for use with hollow base materials such as CMU and hollow-core plank as well as in solid base materials such as brick and both normal-weight and lightweight concrete. The HDIA can easily be installed in both hollow and solid materials with a setting tool.

This Simpson product is designed for construction, connector, fastening, anchoring, and structural applications where dependable performance, durability, and jobsite-ready installation matter.

Features

• Suitable for suspending conduit, cable trays, pipe supports, fire sprinklers and suspended lighting into concrete
• Expansion design allows HDIA to anchor into CMU, hollow-core plank, brick, normal-weight concrete and lightweight concrete
• Internally threaded anchor allows for easy bolt removal
• Die-cast Zamac 3 alloy shell with carbon-steel cone
• Length: 1-1/4 inches
• Drill bit diameter: 5/8 inch
• Rod diameter: 5/16 inch
• Threads per inch (TPI): 18
• Quantity: 50 per package

Specifications

• ERP Part Number: HDIA31
• UPC: 707392981619
• GTIN: 707392981619
• Feature 01: Suitable for suspending conduit, cable trays, pipe supports, fire sprinklers and suspended lighting into concrete
• Feature 02: Expansion design allows HDIA to anchor into CMU, hollow-core plank, brick, normal-weight concrete and lightweight concrete
• Feature 03: Internally threaded anchor allows for easy bolt removal
• Feature 04: Die-cast Zamac 3 alloy shell with carbon-steel cone
• Feature 05: Length: 1-1/4 inches
• Feature 06: Drill bit diameter: 5/8 inch
• Feature 07: Rod diameter: 5/16 inch
• Feature 08: Threads per inch (TPI): 18
• Feature 09: Quantity: 50 per package
• Install With: Install with HDIASTH31 setting tool for hollow materials or HDIASTS31-37 for solid materials
• Base Product ID: HDIA_Anchor
• Base Product Name: Hollow Drop-In
• Bolt/Rod Diameter (in.): 5/16
• Brand Name: Simpson Strong-Tie®
• Category Tree (Computed): Concrete Connectors and Anchors > Mechanical Anchors > Drop-In Anchor
• Country of Origin: CN
• Customer Unit: Yes
• Display Unit/Measure: PAC
• Drill Bit Diameter (in.): 5/8
• GUID: 325918956079079487115346447671025528266
• Length (in.): 1 1/4
• Logo Image: https://images.salsify.com/image/upload/s--Lkh4Jm6c--/vkrqlmpfxgflsa4yytuq.png
• Measurement Unit Text: Pack
• MFG Name: Simpson Strong-Tie®
• Number Category Description: UPC
• Package Depth - Imperial: 7.875
• Package Depth UOM - Imperial: in.
• Package Height - Imperial: 1.77
• Package Height UOM - Imperial: in.
• Package Width - Imperial: 3.54
• Package Width UOM - Imperial: in.
• Packaging Quantity: 1
• Packaging Type: Box
• Product Class: Drop-In Anchor
• Prop 65 Warning: No
• Quantity: 1
• Shipping Weight: 2.85
• Short Product Name: HOLLOW DROPIN 5/16N
• Strongtie.com URL: https://www.strongtie.com/mechanicalanchors_mechanicalanchoringproducts/hdia_anchor/p/hollow-drop-in
• Subcategory: Concrete Connectors and Anchors
• Subcategory 2: Mechanical Anchors
• TPI: 18
• Warranty PDF: https://images.salsify.com/image/upload/s--K_9ww28_--/bgqxyqo1uhaqsqcvudu7.pdf
• Brand Video: https://images.salsify.com/video/upload/s--N-SMFYx9--/wpz3sdgci9c512ppr9df.mp4
• CAR Reference: 10707392589676