S-97181A109 8-32 x 3/8" ASME B18.6.3 Stainless Steel Pan Head Combination Phillips/Slotted Screws
Stainless Steel Pan Head Combination Phillips/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 316 stainless steel construction and passivated finish for long-lasting performance in harsh environments
- High tensile strength of 100,000 psi ensures reliable fastening under demanding mechanical loads
- Dual Phillips/Slotted drive options provide installation flexibility with standard No. 2 drive tools
- Full UNC coarse threading enables faster assembly and reduced cross-threading risks
- Precision Class 2A thread fit guarantees consistent engagement and vibration resistance
- Rockwell B100 hardness rating maintains structural integrity through repeated use cycles
- Comprehensive regulatory compliance including ASME B18.6.3, RoHS 3, and REACH for global industrial acceptance
Professional Applications & Engineering Value
Engineered for demanding industrial environments, these 316 stainless steel rounded head screws deliver exceptional corrosion resistance through their passivated finish, making them ideal for chemical processing, marine applications, and food-grade equipment. The UNC coarse thread spacing combined with Class 2A precision fit ensures rapid installation while minimizing thread damage during high-volume assembly operations. The dual Phillips/Slotted drive system accommodates various tooling preferences without compromising torque transmission. With full threading along the 3/8" length, these pan head screws provide maximum engagement depth for secure fastening in thin materials and tight-clearance applications where vibration resistance is critical.
Specification Summary & Compliance
Manufactured to ASME B18.6.3 standards with Class 2A thread fit tolerance and UNC coarse thread form. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations. Features 8-32 thread size, 0.322" head diameter, and right-hand thread direction with fully threaded construction for consistent performance across industrial applications.
