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Home Fasteners Nuts, Bolts, Screws Screws Structural - Ledger Screws RSS12223 5/16IN X 3-1/2IN SCREW STRUCTURL HEX POWER HEAD

RSS12223 5/16IN X 3-1/2IN SCREW STRUCTURL HEX POWER HEAD

PART 776033
SUPPLIER ITW BRANDS (GRK)
SUPPLIER PART # RSS12223
RANK D
SHELF PACK 1
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About this item

RSS12223 Structural Wood Screw – 5/16″ × 3-½″ Hex/Power Head

Product Overview

The RSS12223 is a heavy-duty structural screw designed for superior strength in wood-to-wood connections. Featuring a large 5/16″ diameter and a hex/power head for high torque installation, this screw is perfect for demanding structural applications. Its corrosion-resistant finish ensures long-lasting performance indoors or outdoors.

Key Features

  • Hex/Power Head Design – Allows maximum torque and secure fastening
  • Self-Drilling Type 17 Point – Eliminates pre-drilling and reduces wood splitting
  • Corrosion-Resistant Coating – Protects against rust and weather exposure
  • High-Strength Alloy Steel – Provides exceptional shear and withdrawal strength
  • Optimized Thread Design – Ensures strong grip and reduced installation torque
  • Length Stamped on Head – Quick identification during installation

Specifications

Specification Details
Model RSS12223
Diameter 5/16″
Length 3-½″
Head Type Hex/Power Head
Drive Type Hex or socket driver
Point Type Type 17 self-drilling
Material High-strength alloy steel
Finish Corrosion-resist

Applications

Ideal for structural and outdoor projects, including:

  • Deck ledger and beam connections
  • Timber framing and heavy-duty joinery
  • Pergolas, fences, and garden structures
  • Subfloor and structural framing

Benefits

  • Fast Installation – No pre-drilling required
  • High Torque Capacity – Hex/power head ensures secure tightening
  • Corrosion Resistance – Coating protects against outdoor elements
  • Strong Structural Performance – Meets demanding load requirements

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Brand ITW Brands
Length 3-1/2 Inch
Finish Hardened
Diameter 5/16 Inch
ACQ Rated Fastener Yes
Coated Y
Diameter 5/16 in
Drive Style Torx
Driver Bit Included Yes
Fastener Callout Size 5/16 in x 3-1/2 in
Fastener Plating Other
Fastener Thread Type Coarse
Fastener Type Lag Screw
Fastener/Connector Material Steel
Features ACQ Rated,Coated
Finish Family Metallic
Head Style Round Head
Head Type Washer
Indoor/Outdoor Indoor/Outdoor
Manufacturer Warranty Climatek coated and PHEINOX stainless steel screws will not rust under normal environmental conditions when used in accordance with the recommendations listed in GRK's Screw Selection Guide for the life of the project.
Material Steel
Measurement Standard SAE
Overall Length 3-1/2 in
Package Quantity 100
Primary Use Structural
Product Weight (lb.) 5lb
Returnable 90-Day
Screw Length 3-1/2 in
Self Drilling No
Self Tapping No
Series RSS™
Tamper Resistant No
Type Rugged
UPC Code 772691122230
Shelf Pack 1
Minimum Order Qty 1