S-91658A183 1/2"-13 x 1" Set Screws
Set 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 304 Stainless Steel construction for long-lasting performance in harsh environments
- Precise thread engagement with Class 2A thread fit ensuring reliable, vibration-resistant fastening
- High-torque installation capability through 1/4" hex drive design for secure assembly without stripping
- Enhanced component protection with ball tip design that minimizes surface damage to mating parts
- Consistent mechanical performance with Rockwell C30 hardness rating for dependable strength under load
- Broad industrial compatibility through UNC coarse thread spacing for quick assembly and disassembly
- Environmental regulation compliance meeting RoHS 3 and REACH standards for global manufacturing applications
Professional Applications & Engineering Value
This 1/2"-13 UNC set screw delivers exceptional engineering value through its 304 Stainless Steel composition and precision manufacturing. The headless design with hex drive provides flush mounting in space-constrained applications while maintaining high torque transmission. The ball tip configuration significantly reduces stress concentration on shaft surfaces, preventing galling and deformation in precision machinery components. Engineered with Class 2A thread fit and coarse thread spacing, this fastener ensures rapid installation in production environments while maintaining vibration resistance in rotating assemblies, making it ideal for power transmission systems, industrial equipment, and automotive applications where reliability is critical.
Specification Summary & Compliance
This precision fastener features 1/2"-13 UNC threads with Class 2A thread fit tolerance for consistent engagement. The 1" length and 0.5" thread diameter provide standardized dimensional compatibility across industrial applications. Manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements, ensuring environmental safety in global supply chains. The Rockwell C30 hardness rating guarantees mechanical integrity, while the right-hand thread direction and coarse thread spacing maintain industry-standard installation practices.
