S-95270A563 1 1/4"-5 ASTM B16 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Superior wear resistance with 360 Brass construction and Rockwell B55 hardness for extended service life in demanding applications
• Precise linear motion control delivering consistent 0.2" travel per turn for accurate positioning and repeatable performance
• Reliable left-hand thread operation providing reverse motion capabilities where standard right-hand threads are unsuitable
• Optimized thread engagement with Class 2G fit ensuring smooth operation while maintaining necessary clearance for efficient performance
• Robust square nut design offering superior stability and easier installation in various mounting configurations
• Certified material quality meeting ASTM B16 standards for consistent mechanical properties and reliable performance
• Single-start thread design providing straightforward operation and predictable movement in precision mechanical systems

Professional Applications & Engineering Value

This 1 1/4"-5 ACME left-hand thread square nut delivers exceptional value in applications requiring reverse linear motion or where standard right-hand threads would cause operational conflicts. The 360 Brass construction with Rockwell B55 hardness provides excellent corrosion resistance while maintaining the durability needed for industrial environments. The Class 2G thread fit ensures optimal performance with sufficient clearance to prevent binding, while the single-start ACME thread design offers predictable 0.2" travel per turn for precise positioning in mechanical drives, lifting equipment, and precision adjustment mechanisms. The square nut configuration enhances stability in mounting applications, making it ideal for machine tools, valve actuators, and positioning systems where reliable reverse motion capability is critical.

Specification Summary & Compliance

This ACME lead screw nut features a 1 1/4"-5 left-hand thread with Class 2G thread fit per standard inch system specifications. The component is manufactured from 360 Brass material meeting ASTM B16 standards for brass rod, bar, and shapes. The single-start thread design provides 0.2" travel distance per turn with dimensions of 1 1/4" height and 2" width. The square nut configuration ensures proper alignment and mounting stability in mechanical systems requiring left-hand thread operation.