S-92545A143 M4 x 9 mm Thumb Screws

Key Features & Benefits at a Glance

• Enhanced grip and easy manual operation with a knurled round head design, reducing the need for tools in frequent adjustments.
• Superior corrosion resistance and durability thanks to 18-8 stainless steel construction, ideal for harsh industrial environments.
• High tensile strength of 90,000 PSI ensures reliable fastening under mechanical stress, minimizing failure risks.
• Precision M4 coarse threading with Class 6g fit provides quick assembly and secure engagement in various materials.
• Low-profile round head and partial threading allow for flush mounting and controlled depth in compact spaces.
• Compliance with RoHS 3 and REACH regulations guarantees environmental safety and broad usability in regulated sectors.
• Rockwell B96 hardness offers excellent wear resistance, extending the screw's service life in repetitive use.

Professional Applications & Engineering Value

This M4 thumb screw is engineered from 18-8 stainless steel to address common challenges in industrial settings, such as corrosion and frequent manual handling. The knurled head ensures a secure grip, enabling quick installations and adjustments without slipping, which is crucial in electronics, machinery, and assembly lines where tools are impractical. Its coarse thread and partial threading facilitate rapid engagement and precise depth control, reducing installation time and improving efficiency. With a low-profile round head, it fits seamlessly into tight spaces, while the high tensile strength and hardness resist deformation under load. Ideal for applications requiring RoHS and REACH compliance, this screw supports sustainable and safe operations in sectors like automotive, aerospace, and consumer goods.

Specification Summary & Compliance

This thumb screw features a Metric M4 x 0.7 mm coarse thread with a Class 6g thread fit for precise dimensional accuracy, ensuring reliable performance in metric-based assemblies. It adheres to industry standards for thread type and spacing, and is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming its suitability for environmentally conscious and regulated industrial applications.