S-98451A122 M4 Shoulder Screws
Shoulder Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional corrosion resistance from 360 Brass material, ideal for harsh industrial environments and electrical applications
- Precise component positioning with smooth 5mm shoulder diameter and controlled tolerances for accurate mechanical alignment
- High torque capability through hex socket drive design, preventing stripping during installation in tight spaces
- Reliable thread engagement with Class 6g metric coarse threads ensuring secure fastening in various materials
- Superior mechanical strength with Rockwell B55 hardness and 40,000 PSI tensile strength for demanding applications
- Regulatory compliance assurance meeting RoHS 3 and REACH standards for global market acceptance
- Optimized dimensional stability with precisely controlled shoulder length and diameter tolerances for repeatable performance
Professional Applications & Engineering Value
This precision shoulder screw in 360 Brass delivers exceptional value in mechanical assemblies requiring exact component positioning. The 12mm shoulder length with controlled tolerances provides a reliable bearing surface for rotating components, while the M4 x 0.7mm coarse thread with Class 6g fit ensures secure fastening without binding. The hex socket drive allows for high-torque installation in confined spaces, making it ideal for precision instruments, electrical equipment, and automation systems where corrosion resistance and dimensional accuracy are critical. The combination of 40,000 PSI tensile strength and Rockwell B55 hardness ensures long-term reliability in vibration-prone environments.
Specification Summary & Compliance
This metric shoulder screw features Class 6g thread fit per ISO standards with shoulder diameter tolerance of -0.025 to 0 mm and shoulder length tolerance of 0 to 0.05 mm. Manufactured to precise engineering specifications, it complies with RoHS 3 (2015/863/EU) with exemption 6(c) for lead in copper alloy and REACH (EC 1907/2006) regulations, ensuring environmental and safety standards are met for industrial applications worldwide.
