S-90276A203 8-32 x 1 1/2" ASME B18.6.3 Steel Round Head Slotted Screws
Steel Round Head Slotted 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
- Enhanced corrosion resistance with zinc-plated steel construction for extended service life in demanding environments
- Superior load-bearing capability with 60,000 psi tensile strength and Rockwell B69 hardness for reliable performance under stress
- Precise thread engagement with Class 2A UNC coarse threads ensuring consistent fastening and reduced cross-threading risks
- Efficient installation through slotted drive design compatible with standard tools for quick assembly
- Full-length threading providing maximum grip and uniform stress distribution along the entire fastener length
- Compliance assurance meeting ASME B18.6.3 specifications and environmental regulations including RoHS 3 and REACH
- Versatile rounded head profile offering smooth surface finish and reduced snagging in assembled applications
Professional Applications & Engineering Value
Engineered for industrial durability, these 8-32 UNC coarse thread screws deliver exceptional performance in machinery assembly, electrical enclosures, and structural frameworks. The zinc-plated steel construction provides essential corrosion protection where moisture or chemical exposure occurs, while the fully threaded right-hand design ensures maximum holding power across the entire 1-1/2" length. The slotted drive accommodates standard tools for efficient installation in high-volume production environments. With Rockwell B69 hardness and 60,000 psi tensile strength, these rounded head screws maintain integrity under vibration and dynamic loads, solving common fastener failure points in manufacturing and maintenance applications.
Specification Summary & Compliance
This rounded head screw features precision UNC coarse threads with Class 2A thread fit ensuring consistent dimensional accuracy. Manufacturing complies with ASME B18.6.3 standards for dimensional uniformity and performance reliability. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming restriction of hazardous substances for safe industrial use.
