S-94701A197 M3 x 8 mm ASME B18.6.7M Plastic Pan Head Slotted Screws

Key Features & Benefits at a Glance

• Exceptional temperature resilience for reliable performance in environments ranging from -350° to 500° F, preventing material failure under thermal stress.
• Superior chemical and corrosion resistance due to PTFE plastic construction, ensuring long-term durability in harsh or corrosive settings.
• Secure and precise fastening with a Class 6h thread fit and coarse M3 x 0.5 mm thread, reducing the risk of loosening in vibration-prone applications.
• Easy installation and adjustment with a standard slotted drive and rounded pan head design, allowing for quick assembly with common tools.
• Lightweight and non-conductive properties ideal for electrical insulation and applications where metal fasteners are unsuitable.
• Full regulatory compliance including ASME B18.6.7M, RoHS 3, and REACH, ensuring safety and environmental standards are met for global supply chains.
• Consistent dimensional accuracy with a 5.6 mm head diameter and 8 mm fully threaded length, providing reliable interchangeability in metric assemblies.

Professional Applications & Engineering Value

This PTFE plastic rounded head screw is engineered to address critical challenges in industrial and technical environments where temperature extremes, chemical exposure, and electrical safety are paramount. The M3 coarse thread with 0.5 mm pitch and Class 6h fit ensures vibration-resistant and secure fastening in plastic, composite, or sensitive material assemblies. Its slotted drive and pan head style facilitate straightforward manual installation, reducing assembly time in equipment manufacturing, aerospace components, and laboratory instrumentation. The white PTFE material offers inherent lubrication and resistance to most chemicals, making it an optimal choice for food processing, pharmaceutical, and semiconductor industries where purity and non-contamination are essential. By integrating this metric screw, engineers enhance product longevity and compliance without sacrificing performance under demanding operational conditions.

Specification Summary & Compliance

This screw adheres to precise metric dimensions: M3 thread size, 0.5 mm pitch, 8 mm length, and 5.6 mm head diameter, with a Class 6h thread fit per ISO standards for consistent engagement. Manufacturing and quality are governed by ASME B18.6.7M specifications, ensuring dimensional accuracy and performance reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted hazardous substances and supporting sustainable, safe usage in B2B and industrial applications.