S-93255A649 1 1/2"-4 x 18" ASTM A108 Acme Lead Screws and Nuts
Acme Lead Screws and Nuts
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Basic Information
Thread Parameters
Dimension Parameters
Lead Screw Specific Parameters
Load & Performance Parameters
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Key Features & Benefits at a Glance
- Precise Positioning Control with 0.25" travel per turn for accurate linear motion in automated systems
- Enhanced Load-Bearing Capability from Grade 2 carbon steel construction supporting 53,000 PSI tensile strength
- Superior Corrosion Resistance through zinc plating that protects against industrial environmental degradation
- Consistent Thread Engagement with Class 2G thread fit ensuring reliable mating with ACME nuts
- Optimized Power Transmission through fully threaded ACME design delivering maximum force transfer efficiency
- Extended Service Life with Rockwell B61 hardness providing excellent wear resistance in continuous operation
- Standardized Compatibility with right-hand ACME 1½"-4 threading for easy integration into existing systems
Professional Applications & Engineering Value
This ACME lead screw delivers exceptional performance in demanding motion control applications where precision and reliability are paramount. Engineered from zinc plated carbon steel, the component resists corrosion while maintaining structural integrity in industrial environments. The fully threaded ACME design with 1½"-4 thread pitch provides optimal power transmission for heavy-duty lifting, positioning, and actuation systems. With 0.25" travel per turn and Class 2G thread fit, this lead screw ensures precise linear motion control in CNC machinery, industrial automation, and material handling equipment. The Grade 2 strength rating and Rockwell B61 hardness guarantee durability under continuous operational stress, making it ideal for applications requiring consistent performance and minimal maintenance.
Specification Summary & Compliance
This ACME lead screw features precision Class 2G thread fit tolerances with 1½"-4 ACME threading and right-hand direction. Manufactured from carbon steel with zinc plating surface treatment, the component meets ASTM A108 specifications for material quality and performance. The screw delivers 53,000 PSI tensile strength and Rockwell B61 hardness as verified per standard testing protocols. All manufacturing processes adhere to industry standards for dimensional accuracy and mechanical properties suitable for industrial motion control applications.
