S-93035A334 Length 1/4" Tapping Screws

Key Features & Benefits at a Glance

• Reliable Sealing Performance: Integrated rubber O-ring creates a secure seal in sheet metal applications, preventing leaks and contamination in environments from -40° to 225° F.
• Exceptional Corrosion Resistance: 18-8 stainless steel construction ensures long-term durability and reliability in harsh or humid industrial settings.
• Efficient Thread Forming Design: Type B thread forming technology eliminates need for pre-tapped holes, reducing installation time and tooling costs.
• Optimized Drive Engagement: Phillips No. 1 drive provides secure torque transmission and reduces cam-out risk during installation.
• Precision Thread Compatibility: No. 4-24 thread specification with 0.112" diameter delivers consistent fastening performance in standard sheet metal thicknesses.
• Versatile Pan Head Design: Rounded head profile distributes clamping force evenly while maintaining low profile for space-constrained applications.
• Environmental Compliance Assurance: Meets RoHS 3 and REACH standards, ensuring safe use in regulated industries and international markets.

Professional Applications & Engineering Value

This 18-8 stainless steel tapping screw delivers exceptional value in sheet metal fabrication and assembly operations. The thread forming Type B design creates strong, permanent threads in parent material without requiring pre-tapped holes, significantly reducing production time and eliminating tap breakage concerns. The integrated rubber O-ring provides reliable sealing against moisture, dust, and air infiltration, making it ideal for HVAC systems, electronic enclosures, and outdoor equipment where environmental protection is critical. The Phillips pan head configuration offers excellent drive stability while the fully threaded construction ensures maximum engagement depth. Manufactured from corrosion-resistant 18-8 stainless steel, these screws maintain integrity in challenging environments where rust resistance is paramount for long-term performance.

Specification Summary & Compliance

This No. 4-24 x 1/4" tapping screw features precision thread forming Type B technology with 0.112" thread diameter and 24 threads per inch. The screw is fully threaded with right-hand direction and blunt tip design. Manufacturing complies with industry standards for tapping screws in sheet metal applications, with recommended No. 44 drill bit (0.086" diameter) for proper installation. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting current environmental regulations for hazardous substance restrictions.