S-91979A581 10-32 x 1/4" 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 18-8 stainless steel construction for long-lasting performance in harsh environments
- Maximum holding power ensured by Class 3A thread fit precision, preventing loosening under vibration
- Secure installation with hex drive headless design allowing high torque application in confined spaces
- Enhanced grip and alignment through cup point tip that bites into mating surfaces
- Pressure equalization capability via 0.046" vent diameter preventing fluid or air lock during assembly
- Fine thread spacing advantage providing better adjustment precision and vibration resistance
- Environmental compliance meeting RoHS 3 and REACH standards for global industrial applications
Professional Applications & Engineering Value
This 10-32 UNF set screw delivers exceptional engineering value for precision assembly applications where space constraints and vibration resistance are critical. The 18-8 stainless steel construction provides excellent corrosion resistance for demanding environments including marine, chemical processing, and outdoor equipment. The headless hex drive design with 3/32" drive size enables installation in tight spaces while maintaining high torque capability. The combination of Class 3A thread fit and fine thread spacing ensures precise positioning and superior resistance to vibrational loosening in machinery, automotive components, and precision instruments. The vented design with 0.046" diameter prevents pressure buildup during installation, while the cup point tip creates permanent seating for maximum holding power in shaft collars, gears, and pulleys.
Specification Summary & Compliance
This precision set screw features 10-32 UNF right-hand threads with Class 3A thread fit for superior dimensional accuracy. The 1/4" length and 0.19" thread diameter provide optimal sizing for various industrial applications. Manufactured to exacting standards with fine thread spacing and hex drive headless configuration. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets.
