S-91772A841 10-32 x 2 3/4" ASME B18.6.3 Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh environments and extended service life.
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and mechanical stress.
• Precise Class 2A thread fit guarantees smooth assembly and secure fastening with minimal risk of cross-threading.
• Partially threaded design allows for effective clamping force concentration where needed, enhancing joint stability.
• Phillips No. 2 drive provides common tool compatibility and efficient installation with reduced cam-out risk.
• Compliance with ASME B18.6.3, RoHS 3, and REACH ensures adherence to industry standards and environmental safety regulations.
• Fine UNF thread spacing offers improved vibration resistance and better load distribution in precision assemblies.

Professional Applications & Engineering Value

Engineered for demanding industrial settings, these 10-32 UNF partially threaded pan head screws address critical challenges in machinery, electronics, and structural assemblies. The passivated 18-8 stainless steel provides exceptional resistance to oxidation and chemical exposure, reducing maintenance needs in corrosive environments. With a Rockwell B70 hardness and 70,000 psi tensile strength, they maintain integrity under dynamic stresses, while the rounded pan head and Phillips No. 2 drive facilitate quick, secure installations. Ideal for applications requiring precise fine thread spacing and reliable right-hand threading, these screws ensure long-term performance in automotive, aerospace, and manufacturing sectors where corrosion resistance and regulatory compliance are paramount.

Specification Summary & Compliance

This screw features a Class 2A thread fit per UNF standards, ensuring dimensional accuracy and interchangeability. It meets ASME B18.6.3 specifications for mechanical and dimensional requirements, and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances. The partial threading and fine thread spacing adhere to industrial norms for reliable fastening in precision applications.