S-9634K36 3/8"-16 x 1 5/8" Hanger Bolts

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-oxide steel coating for prolonged service life in demanding environments
• Superior load-bearing capacity due to coarse UNC threading providing excellent grip and vibration resistance
• Optimized for extension springs with precise 0.268" hole diameter ensuring secure and stable connections
• Extended thread engagement with minimum 1 1/8" thread length for maximum holding strength in anchor applications
• Right-hand thread design for standard installation compatibility and efficient assembly processes
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial applications
• Robust 1 5/8" length providing versatile mounting options for various industrial hanging systems

Professional Applications & Engineering Value

These black-oxide steel hanger bolts deliver exceptional performance in extension spring applications where reliability is paramount. The coarse UNC 3/8"-16 threading ensures rapid installation and superior resistance to loosening under dynamic loads, while the right-hand thread direction maintains industry-standard compatibility. Engineered with a precise 0.268" hole diameter, these studs provide optimal clearance for spring attachments, eliminating play and reducing stress concentrations. The black-oxide surface treatment offers enhanced corrosion protection, making them ideal for industrial environments where moisture and chemical exposure are concerns. Their heavy-duty construction addresses common failure points in hanging systems, providing engineers with a dependable solution for mechanical suspensions, equipment mounting, and structural support applications.

Specification Summary & Compliance

Manufactured to UNC coarse thread standards with Class 2A tolerance for reliable fit and performance. These 3/8"-16 hanger bolts feature a minimum thread length of 1 1/8" and are RoHS 3 (2015/863/EU) compliant with exemption 6(a) for lead as an alloying element in steel, along with full REACH (EC 1907/2006) compliance for hazardous substances. The black-oxide steel construction ensures consistent dimensional accuracy and mechanical properties suitable for industrial anchor and stud applications.