S-91770A825 10-32 x 1/4" ASME B18.6.3 Stainless Steel Truss Head Phillips Screws
Stainless Steel Truss Head Phillips 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
- Enhanced load distribution from the wide truss head design, reducing surface damage and improving joint integrity
- High tensile strength of 70,000 psi ensures reliable performance under heavy mechanical stress
- Precise Class 2A thread fit with fine UNF threading for secure, vibration-resistant fastening
- Full threading along the 1/4" length provides maximum grip and uniform clamping force
- Consistent drive engagement with Phillips No. 2 drive, reducing cam-out and speeding up installation
- Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees quality, safety, and environmental standards
Professional Applications & Engineering Value
This 10-32 UNF screw with a rounded truss head is engineered to address common industrial challenges such as material fatigue and environmental degradation. The passivated 18-8 stainless steel offers exceptional resistance to oxidation and chemical exposure, making it suitable for applications in electronics, automotive, and marine equipment where moisture and contaminants are prevalent. The fine thread and Class 2A fit ensure tight, reliable connections that resist loosening under vibration, while the wide truss head distributes clamping force evenly to prevent damage to softer materials. Its fully threaded design and 70,000 psi tensile strength provide robust performance in assemblies requiring high reliability and durability, reducing maintenance needs and downtime in critical operations.
Specification Summary & Compliance
This screw adheres to ASME B18.6.3 specifications, ensuring dimensional accuracy and performance reliability. The 10-32 UNF fine thread maintains a Class 2A thread fit for precise engagement, with a right-hand thread direction and full threading over the 1/4" length. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming it is free from hazardous substances and safe for various industrial and consumer applications.
