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Home Fasteners Nuts, Bolts, Screws Screws Structural - Ledger Screws WSWH45-R50 1/4IN X 4-1/2IN WASHER HEAD STRUCT WOOD SCREW

WSWH45-R50 1/4IN X 4-1/2IN WASHER HEAD STRUCT WOOD SCREW

PART 644375
SUPPLIER USP STRUCTURAL CONNE
SUPPLIER PART # WSWH45-R50
RANK D
SHELF PACK 5
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About this item

WSWH45-R50 Washer Head Structural Wood Screw – ¼″ × 4-1/2″ Exterior Grade (50-Pack)

Product Overview

The WSWH45-R50 is a heavy-duty structural wood screw designed for exterior applications where strength, durability, and secure fastening are essential. Its washer-style head provides superior load distribution, while the corrosion-resistant coating ensures long-lasting performance in outdoor environments. Each pack includes 50 screws, making it ideal for large-scale projects.

Key Features

  • Washer Head Design – Offers extra bearing surface for strong, secure fastening
  • Self-Drilling Type 17 Point – Eliminates pre-drilling and reduces wood splitting
  • Exterior-Grade Triple Zinc Coating – Protects against rust and corrosion
  • High-Strength Alloy Steel – Delivers exceptional shear and withdrawal performance
  • Length Stamped on Head – Quick identification during installation
  • Optimized Thread Design – Ensures strong grip and reduced installation torque

Specifications

Specification Details
Model WSWH45-R50
Diameter ¼″ (0.25″)
Length 4-1/2″
Head Type Washer Head
Drive Type T-30 Star Drive (Torx)
Point Type Type 17 self-drilling
Material High-strength alloy steel
Finish Triple zinc coating (exterior rated)
Quantity 50 screws per pa

Applications

Perfect for structural and outdoor projects, including:

  • Deck framing and ledger connections
  • Beam-to-post assemblies
  • Exterior timber joints and pergolas
  • Fencing and garden structures
  • Subfloor and heavy-duty framing

Benefits

  • Secure Load Distribution – Washer head design prevents pull-through
  • Fast Installation – No pre-drilling required
  • Corrosion Resistance – Triple zinc finish for outdoor durability
  • Strong Structural Performance – Meets demanding load requirements

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Finish Yellow Zinc Coating
Brand USP Structural Connectors
ACQ Approved Yes
Actual Length (Inches) 11.63
Actual Width (Inches) 4.25
Common Measurement (W x L) 1-9/16-in x 10-1/2-in
Diameter 1/4 in
Drive Size T30
Gauge 14
Grade 5
Head Type Washer
Manufacturer Color/Finish Triple zinc
Material Steel
Materials Connected Wood to wood
Maximum Size 1-9/16-in x 10-1/2-in
Members Single
Minimum Size 1-9/16-in x 10-1/2-in
Nails Required Assortment
Overall Length 4-1/2 in
Package Quantity 1
Type Structural
UPC Code 081942141907
Shelf Pack 5
Minimum Order Qty 1