S-91355A157 6-32 x 1/8" Steel Flanged Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with black-oxide coating, ideal for harsh industrial environments
• Superior torque transmission via 5/64" hex drive, preventing stripping and ensuring secure fastening
• High tensile strength of 120,000 PSI provides reliable load-bearing capacity for demanding applications
• Class 3A thread fit ensures precise, vibration-resistant connections in machinery and equipment
• Flanged design eliminates need for separate washers, speeding up assembly and reducing component count
• Fully threaded shank offers maximum grip and uniform stress distribution along the entire length
• Rockwell C32 hardness maintains structural integrity under repetitive stress and high-pressure conditions

Professional Applications & Engineering Value

Engineered for industrial durability, these 6-32 UNC coarse thread screws with black-oxide alloy steel construction address common failure points like corrosion and thread wear. The rounded head with flange distributes clamping force evenly, preventing surface damage and loosening in vibrating machinery. Ideal for electrical enclosures, automotive assemblies, and precision equipment, the fully threaded design and Class 3A fit ensure consistent performance in high-stress environments, reducing maintenance downtime and enhancing operational safety.

Specification Summary & Compliance

This screw meets UNC coarse thread standards with Class 3A precision tolerance for secure fit. Manufactured from alloy steel with black-oxide surface treatment, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability for global industrial use.