S-90909A521 10-32 x 3/8" Stainless Steel Flanged Button Head Hex-Drive Screws
Stainless Steel Flanged Button Head Hex-Drive Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior corrosion resistance thanks to 316 stainless steel construction with passivated finish, ideal for harsh industrial environments
- Exceptional thread reliability with Class 3A UNF fine threading ensuring precise, vibration-resistant connections
- High-strength performance delivering 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
- Efficient installation through 1/8" hex drive design providing superior torque transmission and reduced tool slippage
- Enhanced load distribution with integrated flange and wide button head profile for secure fastening
- Full thread engagement along the 3/8" length enabling maximum grip strength in various material thicknesses
- Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial use
Professional Applications & Engineering Value
Engineered for precision industrial applications, these 316 stainless steel rounded head screws with Class 3A UNF fine threading solve critical fastening challenges in corrosive environments. The combination of 70,000 psi tensile strength and passivated finish ensures long-term reliability in chemical processing, marine, and food equipment where moisture and aggressive agents degrade inferior fasteners. The flanged button head design distributes clamping force evenly, preventing surface damage while the 1/8" hex drive enables high-torque installation without cam-out. These fully threaded screws maintain consistent performance in vibration-prone assemblies, making them ideal for machinery, instrumentation, and structural components requiring precision thread engagement and regulatory compliance.
Specification Summary & Compliance
This 10-32 UNF screw features Class 3A thread fit per UNF standards with precise fine threading and right-hand direction. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety. Dimensional accuracy includes 3/8" length, 0.406" flange diameter, and fully threaded construction for consistent performance across industrial applications.
