S-95270A567 1 1/2"-4 ASTM B16 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Precise 0.25" travel per turn enables accurate linear positioning and repeatable motion control in automated systems
• 360 brass construction with Rockwell B55 hardness provides excellent corrosion resistance and durable thread engagement for extended service life
• Class 2G thread fit ensures smooth, consistent operation with minimal backlash in precision lead screw applications
• Left-hand thread design offers specialized motion control solutions for reverse-threading requirements and safety-critical applications
• Square nut configuration provides superior anti-rotation stability and simplified installation in various mounting scenarios
• ASTM B16 compliance guarantees material quality and performance consistency meeting industrial standards
• 1 1/2"-4 ACME thread form delivers high efficiency power transmission with increased load distribution capabilities

Professional Applications & Engineering Value

This ACME left hand thread brass nut addresses critical engineering challenges in precision motion systems where reverse-direction operation and corrosion resistance are paramount. The 360 brass material with Rockwell B55 hardness withstands harsh industrial environments while maintaining dimensional stability, preventing galling and seizing common in steel components. The Class 2G thread fit provides optimal clearance for smooth operation without compromising positional accuracy, making it ideal for lead screw assemblies in manufacturing equipment, medical devices, and automation systems where precise linear motion control is essential. The specialized left-hand ACME threading serves unique applications requiring counter-rotational movement or safety-interlock mechanisms.

Specification Summary & Compliance

This precision component features 1 1/2"-4 ACME left-hand threads with Class 2G fit tolerances ensuring proper clearance and smooth operation. Manufactured from 360 brass to ASTM B16 standards, it delivers consistent mechanical properties and reliable performance. The nut provides 0.25" travel distance per turn with Rockwell B55 hardness for durable thread engagement. Compliant with industry standards for material composition and manufacturing quality, this component meets requirements for precision motion control applications where reliability and dimensional accuracy are critical.