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Simpson Strong-Tie HDIA25 HDIA Hollow Drop-In Internally Threaded Anchor for 1/4-in. Rod (100-Qty)

SKU: HDIA25
📦 Available to Order — Add to Quote
Madison Township Lumber • Matawan, NJ
(732) 566-5555
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Product Description

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.

Available Sizes & Options

SKUProductStatus
HDIA25Simpson Strong-Tie HDIA25 HDIA Hollow Drop-In Internally Threaded Anchor for 1/4-in. Rod (100-Qty) CurrentAvailable
3GWS3710PSimpson Strong-Tie 3GWS3710P Opti-Mesh 10 in. Epoxy Adhesive Plastic Screen Tube for 3/8 in. Rod for SET-3GAvailable
3GWS373PSimpson Strong-Tie 3GWS373P Opti-Mesh 3-1/2 in. Epoxy Adhesive Plastic Screen Tube for 3/8 in. Rod for SET-3GAvailable
3GWS376PSimpson Strong-Tie 3GWS376P Opti-Mesh 6 in. Epoxy Adhesive Plastic Screen Tube for 3/8 in. Rod for SET-3GAvailable
3GWS5010PSimpson Strong-Tie 3GWS5010P Opti-Mesh 10 in. Epoxy Adhesive Plastic Screen Tube for 1/2 in. Rod for SET-3GAvailable
3GWS503PSimpson Strong-Tie 3GWS503P Opti-Mesh 3-1/2 in. Epoxy Adhesive Plastic Screen Tube for 1/2 in. Rod for SET-3GAvailable
3GWS506PSimpson Strong-Tie 3GWS506P Opti-Mesh 6 in. Epoxy Adhesive Plastic Screen Tube for 1/2 in. Rod for SET-3GAvailable
3GWS6210PSimpson Strong-Tie 3GWS6210P Opti-Mesh 10 in. Epoxy Adhesive Plastic Screen Tube for 5/8 in. Rod for SET-3GAvailable
3GWS623PSimpson Strong-Tie 3GWS623P Opti-Mesh 3-1/2 in. Epoxy Adhesive Plastic Screen Tube for 5/8 in. Rod for SET-3GAvailable
3GWS626PSimpson Strong-Tie 3GWS626P Opti-Mesh 6 in. Epoxy Adhesive Plastic Screen Tube for 5/8 in. Rod for SET-3GAvailable
3GWS7513PSimpson Strong-Tie 3GWS7513P Opti-Mesh 13 in. Epoxy Adhesive Plastic Screen Tube for 3/4 in. Rod for SET-3GAvailable
3GWS758PSimpson Strong-Tie 3GWS758P Opti-Mesh 8 in. Epoxy Adhesive Plastic Screen Tube for 3/4 in. Rod for SET-3GAvailable
ADT30SSimpson Strong-Tie ADT30S ADT30S Manual Dispensing Tool for 30 oz. CartridgeAvailable
ADT813SSimpson Strong-Tie ADT813S ADT813S Steel Adhesive Dispensing Tool for 12.5 oz. CartridgeAvailable
AM 1Simpson Strong-Tie AM 1 AnchorMate® 1-in. Dia. Anchor Bolt Holder — Black (100-Qty)Available
AM 1/2Simpson Strong-Tie AM 1/2 AnchorMate® 1/2-in. Dia. Anchor Bolt Holder — Yellow (100-Qty) (Pack of 60)Available
AM 3/4Simpson Strong-Tie AM 3/4 AnchorMate® 3/4-in. Dia. Anchor Bolt Holder — Red (100-Qty) (Pack of 60)Available
AM 5/8Simpson Strong-Tie AM 5/8 AnchorMate® 5/8-in. Dia. Anchor Bolt Holder — Blue (100-Qty) (Pack of 60)Available
AM 5/8-RP10Simpson Strong-Tie AM 5/8-RP10 AnchorMate® 5/8 in. Dia. Anchor Bolt Holder — Blue (10-Qty) (Pack of 5)Available
AM 7/8Simpson Strong-Tie AM 7/8 AnchorMate® 7/8-in. Dia. Anchor Bolt Holder — Green (100-Qty) (Pack of 60)Available
AMN19Q-RP5Simpson Strong-Tie AMN19Q-RP5 AMN19Q Acrylic-Tie Mixing Nozzle (5-Qty)Available

Product Details

Key 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

Material

  • Die-cast Zamac 3 alloy shell with carbon-steel cone or Type 304 stainless-steel cone

Design Information and Load Tables

Installation

    Installation Instructions — Solid Base (using solid setting tool)
  1. Drill a hole in the base material using the appropriate diameter carbide drill bit as specified in the table. Drill the hole to the specified embedment depth.
  2. Blow the hole clean using compressed air. Overhead installations need not be blown clean.
  3. Insert the HDIA into hole. Tap with hammer until flush against surface.
  4. Using the designated setting tool, drive the anchor to the bottom of the drilled hole. After the anchor reaches the bottom of the drilled hole, perform an additional three hammer blows against the setting tool to drive the anchor body over the cone.
  5. Position fixture; insert fastener and tighten.
    Installation Instructions — Hollow Base (using hollow setting tool)
  1. Drill a hole in the base material using the appropriate diameter carbide drill bit as specified in the table.
  2. Thread the HDIA onto the designated setting tool for hollow base materials.
  3. Insert the HDIA into the hole. Tap the setting tool until the face of the tool contacts the surface.
  4. Rotate the setting tool a minimum of two turns to set the anchor.
  5. Remove the setting tool.
  6. Position fixture; insert fastener and tighten.

Buy Simpson Strong-Tie HDIA25 HDIA Hollow Drop-In Internally Threaded Anchor for 1/4-in. Rod (100-Qty) in Central New Jersey

Madison Township Lumber & Supply has been serving Matawan, East Brunswick, Sayreville, and all of Middlesex County since 1962.

Simpson Strong-Tie HDIA25 HDIA Hollow Drop-In Internally…