Simpson Strong-Tie SDWS27800SS-RP1 Strong-Drive® SDWS™ TIMBER Screw — 0.275 in. x 8 in. T50, Type 316

Simpson Strong-Tie SDWS27800SS-RP1 Strong-Drive® SDWS™ TIMBER Screw — 0.275 in. x 8 in. T50, Type 316

Designed to provide an easy-to-install, high-strength alternative to through-bolting and traditional lag screws. The Strong-Drive SDWS Timber screw is ideal for the contractor and do-it-yourselfer alike. It is code listed under IAPMO UES ER-192 and meets 2018 and 2021 IRC® and IBC® code requirements for several common wood framing and engineered-wood applications.

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

Features

• Fast installation — no predrilling, no counterboring, no heavy-duty equipment needed
• Greater withdrawal resistance vs. spikes
• SawTooth® point for fast starts and less driving torque — without predrilling
• Heavy-duty 0.275-in. diameter shank provides strength and durability
• Large 0.650-in. diameter, flat washer head with nibs provides load-bearing area and seats flush with surface
• Deep T50, 6-lobe recess for fewer cam-outs
• Mid-shaft knurl aids in torque reduction
• Length: 8 in.
• Type 316 stainless steel provides corrosion resistance even in severe conditions

Application

• Fastening Wood-to-Wood
• Corrosive Environments
• Marine
• Dock and Boardwalk
• Pier Restoration
• Mass Timber / Cross-Laminated Timber
• Coastal / Salt Air

Specifications

• ERP Part Number: SDWS27800SS-RP1
• UPC: 707392002895
• GTIN: 707392002895
• Feature 01: Fast installation — no predrilling, no counterboring, no heavy-duty equipment needed
• Feature 02: Greater withdrawal resistance vs. spikes
• Feature 03: SawTooth® point for fast starts and less driving torque — without predrilling
• Feature 04: Heavy-duty 0.275-in. diameter shank provides strength and durability
• Feature 05: Large 0.650-in. diameter, flat washer head with nibs provides load-bearing area and seats flush with surface
• Feature 06: Deep T50, 6-lobe recess for fewer cam-outs
• Feature 07: Mid-shaft knurl aids in torque reduction
• Feature 08: Length: 8 in.
• Feature 09: Type 316 stainless steel provides corrosion resistance even in severe conditions
• Applications List: Fastening Wood-to-Wood
• Applications List.1: Corrosive Environments
• Applications List.2: Marine
• Applications List.3: Dock and Boardwalk
• Applications List.4: Pier Restoration
• Applications List.5: Mass Timber / Cross-Laminated Timber
• Applications List.6: Coastal / Salt Air
• Assembled Depth - Imperial: 0.650
• Assembled Depth UOM - Imperial: in.
• Assembled Height - Imperial: 8
• Assembled Height UOM - Imperial: in.
• Assembled Width - Imperial: 0.650
• Assembled Width UOM - Imperial: in.
• Base Product ID: SDWS-SS_Screw
• Base Product Name: Strong-Drive® SDWS™ TIMBER SS Screw
• Brand Name: Simpson Strong-Tie®
• Category Tree (Computed): Fasteners > Exterior Wood Screws > Hand-Drive Screw
• Country of Origin: ZZ
• Customer Unit: Yes
• Display Unit/Measure: EA
• Drive Type: T50 6-Lobe
• EAN category: UC
• Finish: Type 316 Stainless Steel
• GUID: 59873884050134622644388163934679570138
• Head Diameter (in.): 0.650
• Head Type: 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
• Packaging Quantity: 1
• Packaging Type: Unpacked
• Point Type: SawTooth® 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.): 0.275
• Shipping Weight: 0.16
• Short Product Name: .276x8IN 316SS T50 FLAGGED EACH
• Strongtie.com URL: https://www.strongtie.com/strongdrive_exteriorwoodscrews/sdws-ss_screw/p/sdws-ss_screw
• Subcategory: Fasteners
• Subcategory 2: Exterior Wood Screws
• Thread Length (in.): 3
• TPI: 5
• US Patents: 11,181,138
• US Patents.1: 9,523,383
• 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: 10707392002892
• PAL Reference: 50707392002890