S-91979A593 10-32 x 1/2" Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for extended service life in harsh environments
• Precise thread engagement through Class 3A thread fit ensuring reliable, vibration-resistant fastening
• Enhanced installation control with hex drive design allowing high torque application without head interference
• Secure component positioning via cup point tip that bites into shafts for permanent, slip-resistant connections
• Pressure equalization capability through vented design preventing fluid or air lock during installation
• Fine thread advantage with UNF 10-32 specification providing increased adjustment precision and load distribution
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial applications

Professional Applications & Engineering Value

This 10-32 UNF set screw delivers exceptional engineering value in precision assembly applications where corrosion resistance and vibration-proof performance are critical. The 18-8 stainless steel construction withstands corrosive environments while maintaining structural integrity, making it ideal for machinery, automotive components, and electronic enclosures. The hex headless design with 3/32" drive enables flush mounting in confined spaces while the vented cup point prevents hydraulic lock during installation and provides superior grip on shafts and collars. The Class 3A thread fit ensures precise engagement with mating components, reducing the risk of loosening under dynamic loads. This combination of features addresses common industrial challenges including space constraints, environmental exposure, and maintenance-free operation requirements.

Specification Summary & Compliance

This precision set screw features 10-32 UNF fine threads with Class 3A thread fit for superior dimensional accuracy and engagement. The fastener measures 1/2" in length with 0.19" thread diameter and incorporates a 3/32" hex drive for installation. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental compliance for industrial applications worldwide. The vented design includes a 0.046" vent diameter for pressure equalization during installation.