S-92446A113 4-40 x 3/4" ASME B18.6.3 Brass Pan Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with brass construction, ideal for harsh environments and electrical applications
• Excellent mechanical durability with Rockwell B40 hardness and 50,000 psi tensile strength for reliable performance
• Easy installation and removal with standard slotted drive and fully threaded design
• Precise thread engagement with Class 2A fit and coarse UNC threading for secure fastening
• Broad compatibility with rounded pan head profile fitting standard countersunk surfaces
• Regulatory compliance assurance meeting ASME B18.6.3, RoHS 3, and REACH standards
• Optimal dimensional stability with 3/4" length and 4-40 thread size for consistent assembly results

Professional Applications & Engineering Value

These brass pan head slotted screws deliver exceptional value in electrical enclosures, marine hardware, and precision instrumentation where corrosion resistance and non-magnetic properties are critical. The coarse UNC threading ensures rapid installation and superior holding power in softer materials, while the fully threaded design provides consistent clamping force across the entire fastener length. The combination of Rockwell B40 hardness and 50,000 psi tensile strength makes these industrial screws suitable for vibration-prone applications, maintaining joint integrity under dynamic loads. The rounded pan head profile with slotted drive offers both aesthetic appeal and practical tool engagement for maintenance-intensive environments.

Specification Summary & Compliance

Manufactured to ASME B18.6.3 specifications with Class 2A thread fit tolerances ensuring precise dimensional accuracy. Features 4-40 UNC coarse threads in right-hand direction with 0.112" thread diameter and 3/4" length. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations for environmental safety. The inch system measurements maintain consistency with North American industrial standards.