S-90694A826 Length 6" FM Approved Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black epoxy coating that protects against rust and extends service life in demanding environments
• Excellent thread forming capability creates strong, permanent threads in steel, sheet metal, and insulation without pre-drilling
• Enhanced drilling performance with self-drilling tip that penetrates up to 0.047" thickness materials efficiently
• Reliable fastening power with 6" length and partial threading for optimal grip and material engagement
• Industry compliance assurance with FM Approval certification for safety-critical applications
• Optimized installation efficiency through No. 3 Phillips drive design for secure tool engagement and reduced cam-out
• Versatile application compatibility with pan head design providing good bearing surface for various material thicknesses

Professional Applications & Engineering Value

These black epoxy coated steel tapping screws deliver exceptional engineering value in industrial fastening applications where corrosion resistance and structural integrity are paramount. The thread forming design eliminates the need for separate tapping operations, significantly reducing installation time while creating strong, vibration-resistant connections in steel, sheet metal, and insulation materials. The combination of self-drilling capability and FM Approved certification makes these screws ideal for HVAC systems, electrical enclosures, and construction applications where reliability and compliance are critical. The partial threading configuration ensures optimal clamping force distribution while the 0.255" diameter with 13 TPI provides the perfect balance between thread engagement strength and material displacement control.

Specification Summary & Compliance

These precision-engineered tapping screws feature a 0.255" thread diameter with 13 TPI right-hand threads and Class 2A thread tolerances for consistent performance. The 6" length with 4" thread length provides optimal fastening capability while the pan head design with 0.435" diameter ensures proper load distribution. Manufactured to meet FM Approved specifications for fire protection and safety applications, these screws comply with industry standards for thread forming fasteners in construction and industrial settings. The black epoxy coated steel construction offers enhanced durability and meets environmental compliance requirements for industrial use.