S-90287A153 6-32 x 1" ASME B18.6.3 Tamper-Resistant One-Way-Drive Steel Round Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in harsh industrial environments
• Exceptional holding power from 60,000 psi tensile strength and Rockwell B70 hardness for reliable fastening performance
• Quick installation and removal with UNC coarse threading and Class 2A fit, reducing assembly time and labor costs
• Maximum thread engagement through fully threaded design, ensuring consistent clamping force along the entire length
• Secure tamper-resistant fastening with one-way drive rounded head, preventing unauthorized disassembly in sensitive applications
• Industry-standard compatibility meeting ASME B18.6.3 specifications, guaranteeing precise dimensional accuracy and interchangeability
• Environmental compliance assurance with RoHS 3 and REACH regulations, supporting sustainable manufacturing practices

Professional Applications & Engineering Value

These zinc-plated steel rounded head screws deliver critical performance advantages in demanding industrial settings where vibration resistance and environmental durability are paramount. The combination of UNC coarse threading with Class 2A fit ensures rapid installation while maintaining secure fastening in materials where fine threads might strip or fail. The fully threaded design provides maximum surface contact for superior load distribution, making these 6-32 screws ideal for electrical enclosures, machinery guards, and assembly line equipment where consistent clamping force is essential. The one-way drive rounded head offers tamper-resistant security while the zinc plating creates a protective barrier against corrosion in manufacturing facilities, outdoor equipment, and automotive applications. Engineered to withstand repetitive stress and environmental exposure, these industrial fasteners maintain integrity where inferior screws would compromise system reliability.

Specification Summary & Compliance

Manufactured to exacting ASME B18.6.3 standards with precision Class 2A thread fit for consistent dimensional accuracy and reliable performance. Features UNC coarse thread (6-32 size) with right-hand threading and 1-inch length in inch system measurements. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors without hazardous substance restrictions.