S-91793A535 1/4"-20 x 3/8" ASME B18.6.3 Stainless Steel Binding Head Slotted Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh environments
• High tensile strength of 100,000 psi ensures reliable performance under heavy loads and vibration
• Easy installation and removal with slotted drive design and UNC coarse threading for quick assembly
• Precise Class 2A thread fit guarantees secure fastening and reduces cross-threading risks
• Wide rounded binding head provides superior clamping force distribution and prevents surface damage
• Full compliance with ASME B18.6.3 ensures consistent quality and interchangeability
• RoHS 3 and REACH compliant for safe use in regulated industries and global markets

Professional Applications & Engineering Value

These 18-8 stainless steel rounded head screws deliver critical performance in binding applications where corrosion resistance and durability are paramount. The passivated finish enhances surface protection against chemical exposure and oxidation, extending service life in industrial settings. With UNC coarse threading and Class 2A fit, these screws provide rapid installation and secure holding power in soft materials or pre-tapped holes. The wide rounded head design distributes clamping force evenly, preventing material deformation in electronic enclosures, machinery panels, and assembly fixtures. Fully threaded for maximum grip length, these slotted drive screws offer reliable fastening solutions for maintenance, manufacturing, and OEM applications requiring consistent, high-strength performance.

Specification Summary & Compliance

This 1/4"-20 x 3/8" screw features UNC coarse threads with Class 2A dimensional accuracy and right-hand threading. Manufactured to ASME B18.6.3 specifications with Rockwell B100 hardness and 100,000 psi tensile strength. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations.