S-95120A571 1 1/4"-4 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Superior wear resistance and self-lubricating properties from 932 Bearing Bronze construction, extending service life in high-friction applications
• Precise 0.25" linear travel per revolution enables accurate positioning control in motion systems
• Left-hand thread direction provides specialized motion control solutions for reverse-thread applications
• Class 2G thread fit tolerance ensures consistent performance with minimal backlash in ACME screw assemblies
• 3" flange diameter with 3/4" thickness offers enhanced mounting stability and load distribution
• 2" compact body diameter allows for space-efficient integration in machinery designs
• Durable bronze-on-bronze construction reduces galling and ensures smooth operation without additional lubrication

Professional Applications & Engineering Value

This left hand ACME flange nut delivers exceptional performance in demanding linear motion systems where reverse threading is required for specialized operations. The 932 Bearing Bronze composition provides natural lubricity that significantly reduces friction and wear between mating components, eliminating the need for frequent maintenance in industrial environments. With its Class 2G thread fit and precise 0.25" travel per turn, this component ensures accurate positioning in applications such as CNC machinery, lifting equipment, and automated manufacturing systems. The integrated 3" flange offers secure mounting while distributing thrust loads effectively, making this bronze flange nut an ideal solution for heavy-duty applications requiring reliable, long-lasting performance without compromising on precision.

Specification Summary & Compliance

This 1 1/4"-4 Left Hand ACME flange nut maintains Class 2G thread fit tolerances according to industry standards, ensuring proper engagement with matching ACME lead screws. The component features a 2" diameter body with 3" flange diameter and 3/4" flange thickness for robust structural support. Manufactured from 932 Bearing Bronze for both nut and flange components, this inch-system fastener delivers consistent performance in precision linear motion applications. The product complies with standard ACME thread specifications and is suitable for industrial use where reliable reverse-thread operation is required.