Simpson Strong-Tie SDWH19800SS-1 Strong-Drive® SDWH™ TIMBER-HEX SS Screw — 0.185 in. x 8 in. 5/16 Hex, Type 316

Simpson Strong-Tie SDWH19800SS-1 Strong-Drive® SDWH™ TIMBER-HEX SS Screw — 0.185 in. x 8 in. 5/16 Hex, Type 316

Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018 and 2021 IRC® and IBC® code requirements for several common wood-framing applications.

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

Features

• No predrilling necessary in most applications
• Can be used in ledger applications
• Unique "box" thread design with raised-ridge technology significantly reduces driving torque and installation time
• Hex-washer head provides large bearing area
• Length: 8 in.
• Type 316 stainless steel for maximum corrosion protection

Application

• Flood-Resistant Construction
• Marine
• Fastening Wood-to-Wood
• Dock and Boardwalk
• Coastal / Salt Air

Specifications

• ERP Part Number: SDWH19800SS-1
• UPC: 707392337898
• GTIN: 707392337898
• Feature 01: No predrilling necessary in most applications
• Feature 02: Can be used in ledger applications
• Feature 03: Unique "box" thread design with raised-ridge technology significantly reduces driving torque and installation time
• Feature 04: Hex-washer head provides large bearing area
• Feature 05: Length: 8 in.
• Feature 06: Type 316 stainless steel for maximum corrosion protection
• Applications List: Flood-Resistant Construction
• Applications List.1: Marine
• Applications List.2: Fastening Wood-to-Wood
• Applications List.3: Dock and Boardwalk
• Applications List.4: Coastal / Salt Air
• Assembled Depth - Imperial: 0.455
• Assembled Depth UOM - Imperial: in.
• Assembled Height - Imperial: 8.21
• Assembled Height UOM - Imperial: in.
• Assembled Width - Imperial: 0.455
• Assembled Width UOM - Imperial: in.
• Base Product ID: SDWH-SS_Screw
• Base Product Name: Strong-Drive® SDWH™ TIMBER-HEX SS Screw
• Brand Name: Simpson Strong-Tie®
• Category Tree (Computed): Fasteners > Exterior Wood Screws > Hand-Drive Screw
• Country of Origin: TW
• Customer Unit: Yes
• Display Unit/Measure: EA
• Drive Type: 5/16 in. Hex
• Finish: Type 316 Stainless Steel
• GUID: 120954090792772738624434665830166652206
• Head Diameter (in.): 0.455
• Head Type: Hex Washer Head
• Length (in.): 8
• Logo Image: https://images.salsify.com/image/upload/s--Lkh4Jm6c--/vkrqlmpfxgflsa4yytuq.png
• Material: Type 316 Stainless Steel
• Measurement Unit Text: each
• MFG Name: Simpson Strong-Tie®
• Number Category Description: UPC
• Package Depth - Imperial: 0.455
• Package Depth UOM - Imperial: in.
• Package Height - Imperial: 8
• Package Height UOM - Imperial: in.
• Package Width - Imperial: 5
• Package Width UOM - Imperial: in.
• Packaging Quantity: 1
• Packaging Type: Bag
• Point Type: Sharp Point
• Product Class: Hand-Drive Screw
• Prop 65 - Cancer: Wood Dust
• Prop 65 - Long Text: WARNING! This product can expose you to chemicals including wood dust which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov
• Prop 65 - Short Text: WARNING! Cancer - www.P65Warnings.ca.gov
• Prop 65 Warning: Yes
• Quantity: 1
• Shank Diameter (in.): 0.185
• Shipping Weight: 0.072
• Short Product Name: .188 X 8IN 316SS 5/16 HEX 1CT POLY BAG
• Strongtie.com URL: https://www.strongtie.com/strongdrive_exteriorwoodscrews/sdwh-ss_screw/p/strong-drive-sdwh-timber-hex-ss-screw
• Subcategory: Fasteners
• Subcategory 2: Exterior Wood Screws
• Thread Length (in.): 2 3/8
• Thread Type: Box Threads
• 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: 20707392337892
• PAL Reference: 50707392337893