S-91783A540 1/4"-20 x 3/4" ASME B18.6.3 Stainless Steel Round Head Slotted Screws
Stainless Steel Round Head Slotted 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 18-8 Stainless Steel construction and passivated finish, ideal for harsh industrial environments
- Exceptional mechanical strength delivering 100,000 psi tensile strength and Rockwell B100 hardness for reliable load-bearing performance
- Precise thread engagement with Class 2A UNC coarse threads ensuring consistent fit and reduced cross-threading risks
- Full threading design provides maximum grip length and uniform stress distribution across applications
- Standardized dimensional compliance per ASME B18.6.3 guarantees interchangeability and engineering consistency
- Environmental regulation compliance meeting RoHS 3 and REACH standards for sustainable procurement
- Traditional slotted drive with rounded head profile offers straightforward installation and clean aesthetic finish
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 18-8 Stainless Steel rounded head slotted screws address critical challenges in machinery assembly, electrical enclosures, and structural frameworks. The passivated finish significantly enhances corrosion resistance in humid or chemically exposed environments, while the UNC coarse thread and Class 2A thread fit facilitate rapid installation with reduced galling. With 100,000 psi tensile strength and full threading, these fasteners maintain joint integrity under vibration and dynamic loads, making them ideal for manufacturing equipment, automotive components, and marine hardware where reliability and regulatory compliance are paramount.
Specification Summary & Compliance
This 1/4"-20 x 3/4" fully threaded screw features Class 2A thread fit per UNC standards, ensuring dimensional accuracy and interchangeability. Manufacturing adheres to ASME B18.6.3 specifications for consistent quality. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting current environmental and safety regulations for industrial use.
