S-97345A477 10-32 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
- Superior corrosion resistance with 316 stainless steel construction for extended service life in harsh environments
- Precise component alignment through the 1/4" shoulder diameter with tight tolerances for reduced assembly vibration
- High-strength performance delivering 70,000 psi tensile strength for demanding mechanical applications
- Secure fastening in fine-thread applications with 10-32 UNF Class 3A thread fit preventing loosening under stress
- Easy installation and removal with hex socket drive and knurled head for superior tool grip
- Reliable shear resistance with 35,000 psi minimum shear strength for rotational load applications
- Industry compliance assurance meeting ASME B18.3 specifications for consistent quality and interchangeability
Professional Applications & Engineering Value
This 316 stainless steel shoulder screw provides critical engineering solutions where precision alignment and corrosion resistance are paramount. The 10-32 UNF fine thread configuration ensures secure fastening in applications requiring fine adjustment capabilities, while the precisely machined shoulder maintains accurate component positioning in assemblies subject to rotational forces. The hex socket drive combined with the knurled head texture delivers superior torque transmission during installation, reducing the risk of tool slippage and damage to the fastener. Particularly valuable in industrial machinery, precision equipment, and marine applications, this shoulder screw's Class 3A thread fit guarantees consistent engagement while the Rockwell B79 hardness provides excellent wear resistance in high-cycle operations.
Specification Summary & Compliance
Manufactured to exacting standards with Class 3A thread fit precision and shoulder diameter tolerance of -0.004" to -0.002". Complies with ASME B18.3 specifications for dimensional consistency and mechanical properties. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements. Features right-hand UNF threads with fine pitch spacing, ensuring reliable performance in precision assembly applications across various industrial sectors.
