S-90585A229 8-32 x 5/8" ASME B18.3 Stainless Steel Hex Drive Flat Head Screws
Stainless Steel Hex Drive 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
- Superior corrosion resistance with 316 Stainless Steel material and passivated finish, ideal for harsh environments and chemical exposure.
- High tensile strength of 70,000 psi ensures reliable fastening under heavy loads and mechanical stress.
- Precise Class 3A thread fit provides secure, vibration-resistant connections with minimal risk of loosening.
- Fully threaded design offers maximum grip and holding power across the entire 5/8" length.
- 82° countersink angle allows for a flush, low-profile installation in standard countersunk holes.
- 3/32" hex drive enables easy installation and removal with standard tools, reducing assembly time.
- Compliance with ASME B18.3, RoHS 3, and REACH ensures quality, safety, and environmental standards are met.
Professional Applications & Engineering Value
These 8-32 UNC flat head screws are engineered to address critical challenges in demanding industrial settings. The 316 Stainless Steel composition, enhanced by a passivated finish, provides exceptional resistance to corrosion, making them ideal for marine, chemical processing, and food industry applications where moisture and aggressive substances are present. The coarse UNC thread and Class 3A fit ensure quick, secure fastening with high vibration resistance, reducing maintenance needs. With a fully threaded design and hex drive, they offer efficient installation in tight spaces, supporting robust assemblies in machinery, enclosures, and structural components that require reliable, long-lasting performance.
Specification Summary & Compliance
This screw adheres to precise dimensional tolerances, including a Class 3A thread fit for superior accuracy and a head diameter tolerance of -0.048" to 0". It conforms to ASME B18.3 standards for consistency and reliability. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring it meets environmental and safety regulations for hazardous substances.
