S-91771A238 10-24 x 1/4" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws
Stainless Steel Phillips Flat Head 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 passivated 18-8 stainless steel construction, ideal for harsh industrial environments
- High tensile strength of 80,000 psi ensures reliable fastening under significant mechanical stress
- Precise Class 2A thread fit guarantees smooth installation and consistent performance in UNC coarse threading applications
- Undercut flat head design provides flush mounting and improved seating in countersunk holes
- Optimized 82° countersink angle ensures secure fit and reduces the risk of head protrusion
- Phillips No. 2 drive compatibility allows for efficient installation with common industrial tools
- Full threading along the 1/4" length offers maximum grip and uniform load distribution
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 10-24 UNC flat head screws address critical challenges in machinery assembly, electronic enclosures, and structural frameworks. The passivated 18-8 stainless steel provides exceptional resistance to oxidation and chemical exposure, extending service life in corrosive environments. The undercut flat head profile and 82° countersink angle ensure a seamless, flush finish that prevents snagging and maintains aerodynamic or aesthetic surfaces. With a Rockwell B80 hardness and 80,000 psi tensile strength, these screws deliver reliable performance in high-vibration settings, reducing maintenance needs and downtime. The coarse UNC threading and Phillips No. 2 drive facilitate quick, secure installations, making them ideal for production lines where efficiency and durability are paramount.
Specification Summary & Compliance
This product features precise Class 2A thread fit and adheres to UNC coarse thread standards for consistent dimensional accuracy. Manufacturing and quality are governed by ASME B18.6.3 specifications, ensuring reliable performance in mechanical fastening. The screws are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming they are free from hazardous substances and suitable for global industrial use.
