S-90275A204 8-32 x 1 3/4" ASME B18.6.3 Steel Slotted Flat Head Screws
Steel Slotted Flat Head 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
- Exceptional corrosion resistance with zinc-plated steel construction, ensuring long-term reliability in harsh industrial environments.
- Superior holding power from fully threaded design and 60,000 psi tensile strength, providing secure fastening under heavy loads.
- Precise flush mounting with standard 82° countersink angle and flat head, ideal for applications requiring smooth surface finishes.
- Easy installation and removal with slotted drive style, compatible with standard tools for efficient assembly and maintenance.
- Reliable thread engagement due to Class 2A thread fit and coarse UNC threading, reducing cross-threading risks in demanding conditions.
- High durability backed by Rockwell B70 hardness, resisting wear and deformation in repetitive or high-stress applications.
- Broad compliance assurance meeting ASME B18.6.3, RoHS 3, and REACH standards, ensuring safety and regulatory adherence.
Professional Applications & Engineering Value
These 8-32 UNC flat head screws are engineered to address critical fastening challenges in industrial settings. Made from zinc-plated steel, they offer excellent corrosion protection, making them ideal for machinery, automotive assemblies, and outdoor equipment where moisture resistance is essential. The fully threaded coarse UNC design ensures maximum grip in materials like metal and hardwood, preventing loosening under vibration. With a slotted drive and standard 82° countersink, they enable quick, flush installations in tight spaces, reducing assembly time and improving aesthetic finishes. Their 60,000 psi tensile strength and Rockwell B70 hardness provide reliable performance in heavy-duty applications, from construction to manufacturing, ensuring long-term stability and reduced maintenance costs.
Specification Summary & Compliance
This product adheres to precise dimensional standards, including Class 2A thread fit for consistent engagement and UNC coarse threads for ease of use. It meets ASME B18.6.3 specifications for flat head screws, ensuring interchangeability and quality. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it is free from hazardous substances, supporting safe and sustainable industrial practices.
