S-91808A113 1 1/2"-4 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
Load & Performance Parameters
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Key Features & Benefits at a Glance
- Precise Motion Control with 0.25" travel per turn for accurate positioning in automated systems
- Exceptional Durability from Grade 2 carbon steel construction providing 64,000 PSI tensile strength
- Reliable Thread Engagement with Class 2G thread fit ensuring smooth operation and reduced backlash
- Left-Hand Thread Design enabling reverse motion applications and specialized mechanical configurations
- Robust Material Performance with Rockwell B85 hardness for extended service life under continuous use
- Easy Installation & Maintenance through standard hex nut design compatible with common tools
- Environmental Compliance meeting RoHS 3 and REACH standards for global industrial applications
Professional Applications & Engineering Value
This left-hand Acme hex nut delivers critical performance in precision motion control systems where reverse thread operation is essential. Engineered from Grade 2 carbon steel, the component provides reliable strength (64,000 PSI tensile) and durability (Rockwell B85 hardness) for demanding industrial environments. The Class 2G thread fit ensures smooth engagement with Acme lead screws while minimizing play, making it ideal for applications requiring precise linear motion control in manufacturing equipment, material handling systems, and automation machinery. The 0.25" travel per turn offers predictable movement for positioning systems, while the left-hand thread configuration enables specialized mechanical designs that require opposite-direction motion transmission.
Specification Summary & Compliance
This 1 1/2"-4 left hand Acme hex nut features Class 2G thread fit tolerance for reliable performance in industrial motion systems. Manufactured to Grade 2 carbon steel standards with 64,000 PSI tensile strength and Rockwell B85 hardness. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications requiring strict material compliance.
