S-90251A302 M2 x 6 mm DIN 916, ISO 4029 Set Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking with permanent nylon patch that maintains secure fastening in dynamic applications
• Superior corrosion resistance from 18-8 stainless steel construction for extended service life in harsh environments
• Precise thread engagement with Class 6g fit ensuring reliable installation and consistent clamping force
• Wide temperature tolerance from -50° to 250°F for stable performance across diverse operating conditions
• Optimized torque transmission through hex drive design providing efficient installation with standard tools
• Enhanced material durability with Rockwell B80 hardness offering excellent resistance to wear and deformation
• Secure point contact from cup tip design that digs into surfaces for positive positioning

Professional Applications & Engineering Value

These M2 hex headless set screws deliver exceptional engineering value in applications requiring permanent, vibration-resistant fastening. The 18-8 stainless steel construction provides outstanding corrosion resistance for harsh industrial environments, while the nylon patch thread locker eliminates the need for additional locking components, simplifying assembly processes. The coarse metric thread with 0.4mm pitch ensures rapid installation and reliable holding power in machinery, electronics, and precision equipment. The headless design allows for flush mounting in confined spaces, making these set screws ideal for applications where protrusions are unacceptable. With their temperature-resistant locking technology and cup tip configuration, they provide secure fastening in automotive components, industrial machinery, and electronic enclosures subject to thermal cycling and mechanical stress.

Specification Summary & Compliance

This metric set screw features M2 x 0.4mm coarse threads with Class 6g thread fit precision according to DIN 916 and ISO 4029 standards. The manufacturing specifications ensure consistent dimensional accuracy and reliable performance in industrial applications. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting the latest environmental regulations for hazardous substances. The right-hand thread direction and hex drive configuration adhere to international fastener standards for compatibility with common installation tools and procedures.