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Drop-In (DIASS) Stainless-Steel Internally Threaded Anchor

Drop-in anchors are internally threaded drop-in expansion anchors for use in flush-mount applications in solid base materials. Minimum thread engagement should be equal to the nominal diameter of the threaded insert.

Key Features

  • Hand- and power-setting tools available for fast, easy and economical installation
  • Fixed-depth stop bit helps you drill to the correct depth every time

Material

  • Stainless steel

Installation

  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 plus 1/8" for flush mounting. Blow the hole clean using compressed air. Overhead installations need not be blown clean.
  2. Insert designated anchor into hole. Tap with hammer until flush against surface.
  3. Using the designated drop-in setting tool, drive expander plug toward the bottom of the anchor until shoulder of setting tool makes contact with the top of the anchor.
  4. Minimum thread engagement should be equal to the nominal diameter of the threaded insert.

Caution

  • Oversized holes will make it difficult to set the anchor and will reduce the anchor's load capacity.

Related Literature

Product Information Table

Fastener Production Information and Stuff & Things
Model No. Description Coating/Material Drill Bit Dia. (in.) Length (in.) Rod Dia. (in.) Thread Length (in.) TPI Component Material, Anchor Body Component Material, Expander Plug Component Material, Thread Box Qty. Carton Qty.
DIA25SS Drop-In Anchor Type 303/304 Stainless Steel 3/8 1 1/4 3/8 20 AISI 303. Meets chemical requirements of ASTM A582 AISI 303 UNC 100 500
DIA37SS Drop-In Anchor Type 303/304 Stainless Steel 1/2 1 9/16 3/8 5/8 16 AISI 303. Meets chemical requirements of ASTM A582 AISI 303 UNC 50 250
DIA50SS Drop-In Anchor Type 303/304 Stainless Steel 5/8 2 1/2 3/4 13 AISI 303. Meets chemical requirements of ASTM A582 AISI 303 UNC 50 200
DIA62SS Drop-In Anchor Type 303/304 Stainless Steel 7/8 2 1/2 5/8 1 11 AISI 303. Meets chemical requirements of ASTM A582 AISI 303 UNC 25 100
DIA75SS Drop-In Anchor Type 303/304 Stainless Steel 1 3 1/8 3/4 1 1/4 10 AISI 303. Meets chemical requirements of ASTM A582 AISI 303 UNC 20 80
DIA256SS Drop-In Anchor Type 316 Stainless Steel 3/8 1 1/4 3/8 20 Type 316 Type 316 UNC 100 500
DIA376SS Drop-In Anchor Type 316 Stainless Steel 1/2 1 9/16 3/8 5/8 16 Type 316 Type 316 UNC 50 250
DIA506SS Drop-In Anchor Type 316 Stainless Steel 5/8 2 1/2 3/4 13 Type 316 Type 316 UNC 50 200

Code Reports & Compliance

Drawings

PDF DWG DXF RFA IFC SAT