S-92183A442 5/8"-11 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Precise component alignment ensured by Class 3A thread fit and controlled shoulder diameter tolerance
• High torque transmission capability through the knurled socket head and 3/8" hex drive design
• Exceptional mechanical strength with 70,000 psi tensile strength and 35,000 psi minimum shear strength
• Reliable dimensional stability with Rockwell B55 hardness maintaining performance under load
• Versatile shoulder length selection from 0.5" to 1.99" for various spacing and positioning requirements
• Environmental compliance assurance meeting RoHS 3 and REACH regulations for global industrial use

Professional Applications & Engineering Value

This 5/8"-11 UNC shoulder screw delivers critical engineering solutions for precision assembly applications where component alignment and rotational stability are paramount. The 18-8 stainless steel construction provides excellent corrosion resistance while maintaining 70,000 psi tensile strength for demanding mechanical systems. The knurled socket head with 3/8" hex drive ensures secure tool engagement and maximum torque transmission without slippage. Particularly valuable in machinery, automation equipment, and precision instruments, the Class 3A thread fit combined with tight shoulder length tolerance (±0.002") guarantees precise axial positioning and reduces assembly time. The coarse UNC thread facilitates quick installation while the precision shoulder diameter maintains rotational alignment in bearings, pulleys, and other rotating components.

Specification Summary & Compliance

This shoulder screw features 5/8"-11 UNC coarse threads with Class 3A thread fit for precision assembly. Critical dimensions include shoulder diameter tolerance of -0.004" to -0.002" and shoulder length tolerance of ±0.002". Manufactured from 18-8 stainless steel with Rockwell B55 hardness, the screw delivers 70,000 psi tensile strength and 35,000 psi minimum shear strength. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications requiring strict material restrictions.