S-91781A153 6-32 x 1" ASME B18.6.3 Stainless Steel Slotted Flat Head Screws
Stainless 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
- Superior corrosion resistance with 18-8 stainless steel construction and passivated finish for extended service life in harsh environments
- Exceptional mechanical strength delivering 80,000 psi tensile strength and Rockwell B80 hardness for reliable performance under high stress
- Precision thread engagement with Class 2A thread fit and UNC coarse threading ensuring secure fastening and vibration resistance
- Optimized flush mounting featuring standard 82° countersink angle for seamless surface integration in precision assemblies
- Full-threaded design providing maximum grip length and uniform load distribution across the entire fastener
- Industry-standard compliance meeting ASME B18.6.3 specifications for dimensional accuracy and interchangeability
- Environmental responsibility with RoHS 3 and REACH compliance for safe use in regulated industries
Professional Applications & Engineering Value
This 6-32 UNC flat head slotted screw delivers critical engineering advantages for industrial applications where flush surface mounting and corrosion resistance are paramount. The 18-8 stainless steel composition combined with passivated finish provides exceptional protection against chemical exposure and atmospheric corrosion, making it ideal for marine equipment, food processing machinery, and outdoor installations. The fully threaded design ensures maximum thread engagement in thin materials, while the standard 82° countersink angle guarantees proper seating in precision-machined components. With coarse UNC threading and Class 2A thread fit, these screws resist loosening under vibration and enable quick assembly in production environments, significantly reducing installation time and maintenance requirements.
Specification Summary & Compliance
Manufactured to exacting ASME B18.6.3 standards with Class 2A thread fit tolerances for consistent dimensional accuracy. Features UNC coarse threads with right-hand direction and complete compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The screw maintains precise 82° countersink angle and fully threaded configuration throughout the 1" length, ensuring reliable performance in industrial fastening applications.
