S-1343K118 1 1/2"-4 x 3" Precision Acme Lead Screws and Nuts
Precision Acme Lead Screws and Nuts
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Basic Information
Thread Parameters
Dimension Parameters
Lead Screw Specific Parameters
Nut Parameters
Load & Performance Parameters
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Key Features & Benefits at a Glance
- Exceptional load handling with 12,000 lbs dynamic thrust capacity for reliable performance in demanding applications
- Superior wear resistance from 932 Bearing Bronze construction and Brinell 65 hardness for extended service life
- Precision thread engagement with Class 2C fit ensuring smooth operation and reduced backlash
- Consistent linear motion with 0.25" travel per turn providing predictable positioning accuracy
- Optimized for heavy-duty use through right-hand ACME thread design and single-start configuration
- Robust dimensional stability with 4.469" diameter and 3" length maintaining structural integrity under load
- Broad compatibility with inch-system components and standard ACME lead screw assemblies
Professional Applications & Engineering Value
This 1 1/2"-4 ACME thread bronze nut delivers critical engineering value in industrial automation and motion control systems where high dynamic thrust load capacity and precision are paramount. The 932 Bearing Bronze material provides excellent anti-galling properties and natural lubricity, solving common wear issues in high-cycle applications. With its Class 2C thread fit and right-hand ACME thread configuration, this component ensures reliable power transmission while minimizing maintenance requirements. The 0.25" travel per turn offers predictable linear advancement for precise positioning in CNC machinery, industrial presses, and material handling equipment. Engineered for heavy-duty industrial applications, this nut maintains consistent performance even under continuous operation and extreme loading conditions.
Specification Summary & Compliance
This precision ACME nut features Class 2C thread fit per ASME/ANSI standards with 1 1/2"-4 ACME thread specifications. Manufactured to inch system requirements with single-start right-hand threads and 0.25" travel distance per turn. The component meets industry standards for dimensional accuracy and is manufactured using 932 Bearing Bronze material with Brinell 65 hardness. Compliant with RoHS and REACH environmental regulations for industrial use.
