S-95090A429 1 1/4"-5 ASTM B505 Acme Lead Screws and Nuts
Acme Lead Screws and Nuts
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Basic Information
Thread Parameters
Dimension Parameters
Lead Screw Specific Parameters
Nut Parameters
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Key Features & Benefits at a Glance
- Superior wear resistance with 932 Bearing Bronze construction for extended service life in high-friction applications
- Precise motion control with 0.2" travel per turn for accurate positioning in automated systems
- Reliable left-hand thread operation for specialized mechanical configurations requiring reverse direction movement
- Consistent thread engagement with Class 2G fit ensuring smooth operation and reduced backlash
- Optimized for industrial environments with ASTM B505 compliance guaranteeing material quality and performance standards
- Environmental regulation compliance with RoHS 3 certification including lead exemption for copper alloy applications
- Versatile round nut design for easy integration into various lead screw assemblies and mounting configurations
Professional Applications & Engineering Value
This left-hand ACME threaded nut addresses critical engineering challenges in motion control systems where reverse-direction operation is essential. The 932 Bearing Bronze composition provides exceptional durability against wear in continuous operation, significantly reducing maintenance frequency in industrial automation, CNC machinery, and precision positioning equipment. The Class 2G thread fit ensures consistent performance with minimal play, while the ACME thread profile delivers efficient power transmission in heavy-load applications. Engineered for demanding environments, this component maintains dimensional stability and reliable performance where standard components would fail, making it ideal for manufacturing, packaging, and material handling systems requiring specialized reverse-thread solutions.
Specification Summary & Compliance
This precision ACME lead screw nut features 1 1/4"-5 left-hand threading with Class 2G thread fit tolerances for optimal performance. Manufactured to ASTM B505 standards for bearing bronze components, ensuring consistent material properties and dimensional accuracy. The product is RoHS 3 (2015/863/EU) compliant with exemption 6(c) for lead in copper alloys, meeting international environmental regulations while maintaining the necessary mechanical properties for industrial applications.
