Simpson Strong-Tie MIT420 MIT Galvanized Top-Flange Joist Hanger for 3-1/2 in. x 20 in. Engineered WoodTop-flange hangers for engineered wood are an integral component for providing maximum down loads that require a minimum amount of fasteners. These metal connectors are created to be installed before the joist is in place. The Simpson Strong-Tie® MIT is designed to support 90° connections of I-joists to headers. This top-flange hanger features a Funnel Flange™ design allowing for easier placement of members. The hanger also features positive-angle nailing (PAN), specifically created for I-joists to minimize splitting.This Simpson product is designed for construction, connector, fastening, anchoring, and structural applications where dependable performance, durability, and jobsite-ready installation matter.Features Positive-angle nailing (PAN) minimizes splitting of the flanges while permitting time-saving nailing from a better angle With positive-angle nailing, the nail hole material is not removed Optional triangle nail holes may be used for increased uplift capacity; optional uplift nailing requires the addition of properly-secured web stiffeners Cost-effective solution for standard 90° connections in comparison to welded hangers Features optional fastening with PAT for steel applications/header Actual joist size: 3-1/2 in. x 20 in. Made from 16-gauge steel Galvanized (G90) for extra corrosion resistance Specifications ERP Part Number: MIT420 UPC: 44315707308 GTIN: 44315707308 Feature 01: Positive-angle nailing (PAN) minimizes splitting of the flanges while permitting time-saving nailing from a better angle Feature 02: With positive-angle nailing, the nail hole material is not removed Feature 03: Optional triangle nail holes may be used for increased uplift capacity; optional uplift nailing requires the addition of properly-secured web stiffeners Feature 04: Cost-effective solution for standard 90° connections in comparison to welded hangers Feature 05: Features optional fastening with PAT for steel applications/header Feature 06: Actual joist size: 3-1/2 in. x 20 in. Feature 07: Made from 16-gauge steel Feature 08: Galvanized (G90) for extra corrosion resistance Install With: Install with 0.162 in. x 3-1/2 in. nails in the header and 0.148 in. x 1-1/2 in. nails in the joist Assembled Depth - Imperial: 5.1195 Assembled Depth UOM - Imperial: in. Assembled Height - Imperial: 20.13975 Assembled Height UOM - Imperial: in. Assembled Width - Imperial: 8.9265 Assembled Width UOM - Imperial: in. Base Product ID: MIT_Hanger Base Product Name: MIT Brand Name: Simpson Strong-Tie® Category Tree (Computed): Wood Construction Connectors > Joist Hangers for Engineered Wood > Hanger Coating: Zinc Galvanized, G90 Country of Origin: US Customer Unit: Yes Display Unit/Measure: EA EAN category: UC Finish: Zinc Galvanized, G90 Gauge: 16 GUID: 207456807549213829323137938589733562146 Logo Image: https://images.salsify.com/image/upload/s--Lkh4Jm6c--/vkrqlmpfxgflsa4yytuq.png Measurement Unit Text: each Member Size: 3-1/2 x 20 MFG Name: Simpson Strong-Tie® Number Category Description: UPC Packaging Quantity: 1 Packaging Type: Unpacked Product Class: Hanger Prop 65 Warning: No Quantity: 1 Shipping Weight: 2.02 Short Product Name: 3-1/2 X 20 TOP FLANGE I-JOIST HANGER Strongtie.com URL: https://www.strongtie.com/topflangehangers_engineeredwoodconnectors/mit_hanger/p/mit Subcategory: Wood Construction Connectors Subcategory 2: Joist Hangers for Engineered Wood 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: 10044315707305 PAL Reference: 50044315707303 Lumber Size Infographic: https://images.salsify.com/image/upload/s--4j6m7m95--/of77l1vzb2adrmtseor4.png