S-93190A879 7/8"-9 x 1 3/4" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 316 stainless steel construction, ideal for harsh chemical and marine environments
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration
• Excellent durability with Rockwell B70 hardness for long service life and reduced replacement frequency
• Easy installation and removal with standard external hex drive and coarse UNC threading
• Precise thread fit (Class 2A) guarantees secure fastening and consistent assembly quality
• Full threading along the entire 1 3/4" length provides maximum grip and adjustability in various material thicknesses
• Compliance with major industry standards including ASME B18.2.1, RoHS 3, and REACH for assured quality and safety

Professional Applications & Engineering Value

This 7/8"-9 UNC hex head screw in 316 stainless steel is engineered to address critical challenges in demanding industrial settings. Its exceptional corrosion resistance makes it perfect for marine equipment, chemical processing plants, and outdoor structures exposed to moisture and aggressive agents. The coarse thread design and external hex drive facilitate quick installation even in low-visibility or high-vibration environments, reducing assembly time and labor costs. With a tensile strength of 70,000 psi and Rockwell B70 hardness, it maintains integrity under stress, preventing failures in heavy machinery, structural frameworks, and transportation systems. Fully compliant with ASME B18.2.1, it ensures interchangeability and reliability across industrial applications, providing peace of mind for engineers and procurement specialists.

Specification Summary & Compliance

This hex head screw features a 7/8"-9 UNC coarse thread with Class 2A fit for precise dimensional accuracy and secure fastening. Manufactured from 316 stainless steel, it meets ASME B18.2.1 specifications for consistency and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for global industrial use.