S-90031A530 Length 4" Wood Screws
Wood Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated steel construction for long-lasting performance in various environmental conditions
- Exceptional holding power through thread forming design that creates permanent, secure threads without pre-tapping
- Optimized for both hardwood and softwood with specific drill bit size recommendations (7/32" for hardwood, 3/16" for softwood)
- Clean, flush installation with standard flat head profile and 82° countersink angle for professional finishing
- Secure drive engagement with Phillips No. 4 drive style preventing cam-out during installation
- Reliable partial threading design allowing for stronger clamping force in wood applications
- Industry compliance assurance meeting RoHS 3 and REACH regulations for safe industrial use
Professional Applications & Engineering Value
These No. 24 wood screws are engineered specifically for demanding wood applications where maximum holding power and long-term reliability are critical. The zinc-plated steel construction provides essential corrosion protection, while the thread forming design eliminates the need for pre-tapped holes by creating strong, permanent threads that resist stripping and back-out. The partially threaded configuration ensures superior clamping force, making these Phillips flat head screws ideal for furniture manufacturing, cabinetry, structural wood assemblies, and outdoor wood projects. The precise 82° countersink angle and standard flat head profile deliver clean, flush installations that meet professional finishing standards across both hardwood and softwood applications.
Specification Summary & Compliance
These 4" wood screws feature a 0.372" thread diameter with approximately 7 threads per inch and right-hand threading. The partially threaded design provides 2.667" minimum thread length for optimal performance in wood applications. Manufactured to precise dimensional standards with standard flat head profile and Phillips No. 4 drive. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and industrial suitability.
