S-90298A867 5/8"-11 ASME B18.3 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
- Corrosion-resistant 18-8 Stainless Steel construction ensures long-term reliability in harsh industrial environments
- Precision Class 3A thread fit provides superior engagement and vibration resistance in demanding applications
- 70,000 psi tensile strength with 35,000 psi shear strength delivers exceptional load-bearing capacity for heavy-duty assemblies
- Knurled head with 3/8" hex drive offers superior grip and torque transmission during installation
- 7" shoulder length with tight tolerances enables precise component alignment and spacing in mechanical assemblies
- Full compliance with ASME B18.3 standards guarantees dimensional accuracy and interchangeability
- RoHS 3 and REACH compliance ensures environmental responsibility and global market acceptance
Professional Applications & Engineering Value
This 5/8"-11 UNC shoulder screw delivers exceptional engineering value in precision mechanical systems where alignment and spacing are critical. The 18-8 Stainless Steel material provides excellent corrosion resistance while maintaining Rockwell B55 hardness for durability in demanding environments. The 7" shoulder length with precise tolerances ensures accurate component positioning in rotating assemblies, pivot points, and guide mechanisms. The Class 3A thread fit and coarse UNC thread pattern provide secure fastening in high-vibration applications, while the knurled socket head with 3/8" hex drive facilitates easy installation in confined spaces. Ideal for industrial machinery, automation equipment, and precision manufacturing applications requiring reliable, long-lasting fastening solutions.
Specification Summary & Compliance
This shoulder screw features precision Class 3A thread fit with 5/8"-11 UNC coarse threads and maintains tight dimensional tolerances throughout. The shoulder diameter tolerance ranges from -0.004" to -0.002" while shoulder length tolerance is maintained between -0.005" to 0.005". Manufactured in compliance with ASME B18.3 specifications and certified RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring both dimensional accuracy and environmental responsibility for industrial applications worldwide.
