S-97503A172 Length 16 mm DIN 7983, ISO 7051 Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Efficient self-tapping installation through thread cutting design that eliminates pre-drilling in metal and sheet metal
• Secure Phillips No. 3 drive engagement providing reliable torque transmission and reduced cam-out risk
• Optimized oval head profile with 80° countersink angle for flush, professional finishes in assembled components
• Full threading along 16mm length ensures maximum grip strength and uniform stress distribution
• International standard compliance with DIN 7983/ISO 7051 specifications guarantees dimensional accuracy and interchangeability
• Environmental regulation adherence meeting RoHS 3 and REACH standards for sustainable manufacturing compliance

Professional Applications & Engineering Value

These M6.3 tapping screws deliver exceptional engineering value in metal and sheet metal applications where corrosion resistance and installation efficiency are critical. The 18-8 stainless steel composition provides inherent protection against rust and chemical exposure, while the precision thread cutting technology creates mating threads during installation, eliminating costly pre-tapping operations. The oval head with Phillips No. 3 drive combines aesthetic appeal with practical installation, seating flush to prevent snagging while maintaining sufficient drive torque. Fully threaded along the entire 16mm length, these screws distribute clamping force evenly, preventing material distortion in thin-gauge sheet metal assemblies. The standardized DIN 7983/ISO 7051 dimensions ensure compatibility with existing tooling and production processes, making them ideal for high-volume manufacturing environments requiring consistent, reliable fastening performance.

Specification Summary & Compliance

These metric tapping screws feature M6.3 thread diameter (0.25") with fully threaded right-hand configuration and 16mm length. Manufactured to DIN 7983/ISO 7051 standards ensuring precise dimensional tolerances and thread form accuracy. The oval head design incorporates standard profile with 2mm top height and 80° countersink angle. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming absence of restricted hazardous substances for industrial safety and sustainability requirements.