S-91746A525 1/4"-20 x 1" Thumb Screws

Key Features & Benefits at a Glance

• Enhanced manual grip with knurled head texture for secure tool-free operation in tight spaces
• Superior corrosion resistance from 18-8 stainless steel construction, ideal for demanding industrial environments
• Space-saving low-profile design allows installation in confined areas without compromising accessibility
• Reliable coarse threading (UNC 1/4"-20) enables quick assembly and disassembly with reduced cross-threading risk
• Optimized mechanical performance with 80,000 psi tensile strength and Rockwell B85 hardness for repeated adjustments
• Precision thread fit (Class 2A) ensures consistent engagement and vibration resistance in dynamic applications
• Environmental compliance meeting RoHS 3 and REACH standards for global manufacturing requirements

Professional Applications & Engineering Value

Engineered for manual adjustment applications where tool access is limited, this 18-8 stainless steel thumb screw combines corrosion-resistant properties with ergonomic functionality. The knurled round head provides positive grip even with gloved hands, while the low-profile design minimizes protrusion in compact assemblies. The UNC coarse thread (1/4"-20) with partial threading delivers rapid installation in panels, enclosures, and machinery requiring frequent maintenance. Ideal for industrial equipment, electronic enclosures, and precision instruments, this component eliminates the need for specialized tools while maintaining 80,000 psi tensile strength under repeated operational stress.

Specification Summary & Compliance

Manufactured to Class 2A thread fit tolerance standards with right-hand UNC coarse threading (1/4"-20). Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Features partial threading extending 13/16" on a 1" overall length body with Rockwell B85 hardness rating.