S-91770A831 10-32 x 3/4" 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
- Exceptional holding power from 70,000 psi tensile strength and Rockwell B70 hardness for reliable fastening performance
- Wide bearing surface from the rounded truss head design distributes load effectively and reduces surface damage
- Precise thread engagement with Class 2A UNF fine threads ensuring secure, vibration-resistant connections
- Full 3/4" threading provides maximum grip length and consistent clamping force across the entire fastener
- Easy installation with Phillips No. 2 drive that offers good torque transfer and reduces cam-out risk
- Regulatory compliance meets ASME B18.6.3 standards and environmental regulations for global industrial use
Professional Applications & Engineering Value
These 10-32 UNF rounded truss head screws deliver critical performance advantages in demanding applications where corrosion resistance and vibration tolerance are paramount. The passivated 18-8 stainless steel construction provides excellent protection against rust and chemical exposure, making them ideal for industrial equipment, electronic enclosures, and outdoor machinery. The combination of fine UNF threads and Class 2A fit ensures precise alignment and maintains clamping force under dynamic loads, while the wide truss head distributes pressure over a larger area, preventing damage to softer materials. With full threading along the entire 3/4" length, these screws offer maximum engagement depth for critical structural connections.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit tolerances with 10-32 UNF fine threads (0.19" diameter) and compliant with ASME B18.6.3 mechanical standards. These fully threaded screws meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring they contain no restricted substances and are suitable for global industrial distribution and use.
