S-90184A340 Length 3/8" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and marine applications.
• Excellent thread-forming capability for A/AB type screws creates secure, vibration-resistant fastenings in sheet metal without pre-tapping.
• Optimized drive engagement with a No. 2 Phillips pan head ensures efficient installation and reduces cam-out risk.
• Full 3/8" threading provides maximum grip length and holding power in materials up to 0.025" thick.
• Precision dimensional consistency with standard inch measurements ensures reliable performance and interchangeability.
• Compliance with RoHS 3 and REACH regulations guarantees safe, environmentally responsible materials for global supply chains.
• Versatile pointed tip design allows for easy starting and alignment in pre-drilled No. 21 pilot holes.

Professional Applications & Engineering Value

This 316 stainless steel tapping screw is engineered to address common challenges in sheet metal fabrication, such as galvanic corrosion and joint failure under stress. Its thread forming design displaces material to create strong, permanent threads without chips, reducing assembly time and improving pull-out strength. The marine-grade 316 stainless steel offers exceptional resistance to chlorides, acids, and industrial chemicals, making it suitable for outdoor, marine, and chemical processing equipment. The Phillips pan head with a No. 2 drive provides a flush finish and reliable torque transmission, while the fully threaded shank ensures uniform load distribution. Ideal for HVAC, electronics enclosures, and automotive panels, this screw delivers long-term reliability in demanding industrial fastening applications.

Specification Summary & Compliance

This screw adheres to standard inch dimensions: No. 10-12 thread with a 0.19" diameter, 12 threads per inch, and 3/8" length. It features a Class 2A thread fit for general purpose use and a pan head style with 0.373" diameter. Manufactured as an A/AB type thread forming tapping screw, it is designed for use with a No. 21 drill bit (0.159" diameter). The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for hazardous substances.