S-94361A549 M8 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Durability and Corrosion Resistance with black oxide finish, providing reliable performance in demanding industrial environments.
• Precision Alignment and Secure Fastening due to the 30mm shoulder with tight tolerances, ensuring accurate component positioning and reduced wear.
• High Tensile Strength and Load Capacity from alloy steel construction and Rockwell C32 hardness, supporting up to 140,000 psi for heavy-duty applications.
• Easy Installation and Removal with a 5mm hex drive and knurled head, offering superior grip and torque application without slippage.
• Consistent Thread Engagement with M8x1.25 coarse threads and Class 5g6g fit, enabling quick assembly and reliable connections in metric systems.
• Compliance with Environmental Standards including RoHS 3 and REACH, ensuring safe use in regulated industries without lead concerns under exemption 6(a).
• Versatile Right-Hand Thread Design for standard metric applications, facilitating seamless integration into various machinery and equipment setups.

Professional Applications & Engineering Value

This M8 shoulder screw is engineered to address critical challenges in precision machinery, such as misalignment and component slippage. The alloy steel material, combined with a black oxide finish, offers excellent resistance to wear and corrosion, extending service life in harsh conditions like automotive assemblies or industrial robots. The 30mm shoulder length with minimal tolerances ensures exact alignment for rotating parts, reducing vibration and maintenance needs. Its socket head with hex drive allows for efficient tightening in confined spaces, while the coarse metric threads provide robust holding power. Ideal for applications requiring reliable shoulder bolts, this screw enhances operational efficiency and durability in B2B settings.

Specification Summary & Compliance

This shoulder screw adheres to precise dimensional standards, including a shoulder diameter tolerance of -0.072 to -0.01 mm and shoulder length tolerance of 0 to 0.25 mm. The thread fit conforms to Class 5g6g for metric systems, ensuring consistent performance. It meets RoHS 3 (2015/863/EU) with exemption 6(a) for lead in steel and is REACH (EC 1907/2006) compliant, verifying its suitability for regulated industrial use without environmental hazards.