S-91440A636 10-24 x 3" ASME B18.6.3 Steel Round Head Combination Phillips/Slotted Screws
Steel Round 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 zinc-plated steel construction for extended service life in demanding environments
- Enhanced installation flexibility with combined Phillips/Slotted drive for compatibility with multiple tool types
- Reliable coarse threading (UNC) provides excellent grip and faster assembly in various materials
- Precision Class 2A thread fit ensures consistent performance and secure fastening connections
- Full 3-inch threading delivers maximum engagement strength across the entire fastener length
- Rounded head design offers improved aesthetics and reduced risk of snagging in applications
- Dual compliance assurance meeting both ASME B18.6.3 specifications and environmental regulations
Professional Applications & Engineering Value
These zinc-plated steel rounded head screws provide exceptional value in industrial settings where corrosion resistance and reliable fastening are critical. The 10-24 UNC coarse thread configuration ensures rapid installation and strong holding power in metal, wood, and composite materials, while the Class 2A thread fit guarantees consistent performance across high-volume production runs. The combination of Phillips and slotted drive options offers installation versatility for maintenance crews and assembly lines alike. The 3-inch fully threaded design maximizes engagement in thick materials, making these industrial screws ideal for machinery assembly, electrical enclosures, structural frameworks, and equipment manufacturing where vibration resistance and long-term durability are paramount.
Specification Summary & Compliance
Manufactured to precise inch system dimensions with Class 2A thread fit tolerance for consistent performance. These fully threaded screws comply with ASME B18.6.3 manufacturing specifications and feature right-hand UNC coarse threads. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring safe use across various industrial applications.
