S-91440A192 8-32 x 3/8" ASME B18.6.3 Steel Round Head Combination Phillips/Slotted Screws
Steel Round Head Combination Phillips/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
- Superior corrosion resistance with zinc-plated steel construction, ensuring long-term reliability in harsh industrial environments
- Enhanced durability and wear resistance from Rockwell B70 hardness, maintaining structural integrity under repeated use
- High tensile strength of 60,000 psi provides secure fastening for demanding applications, reducing failure risks
- Flexible installation options with combined Phillips/Slotted No. 2 drive, accommodating various tools and reducing assembly time
- Precise Class 2A thread fit ensures smooth engagement and consistent performance in coarse UNC threading
- Full threading along the 3/8" length maximizes grip and distribution of load for stronger joints
- Compliance with ASME B18.6.3 and environmental standards guarantees quality, safety, and regulatory adherence
Professional Applications & Engineering Value
These 8-32 UNC zinc-plated steel rounded head screws are engineered to address common industrial fastening challenges, such as vibration loosening and corrosion-induced failure. The coarse thread design and fully threaded body provide excellent holding power in materials like metal and plastic, while the zinc plating offers a protective barrier against moisture and chemicals. With a Phillips/Slotted drive, they enable quick installation in tight spaces, reducing labor costs in assembly lines, machinery, and electrical enclosures. Ideal for heavy-duty applications requiring reliable, reusable fasteners, these screws deliver consistent performance under stress, backed by high tensile strength and standardized dimensions.
Specification Summary & Compliance
This product adheres to precise Class 2A thread fit and UNC coarse thread standards, ensuring dimensional accuracy and compatibility. It meets ASME B18.6.3 specifications for mechanical and dimensional requirements, and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances. Manufactured in the inch system with a length of 3/8", these screws are fully traceable for quality assurance in industrial supply chains.
