S-98940A725 1/2"-10 x 3 ft. 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
Load & Performance Parameters
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Key Features & Benefits at a Glance
- High-precision motion control with ±0.009" per foot accuracy ensures reliable positioning and repeatability in automated systems.
- Exceptional durability and strength from hardened 4140 alloy steel construction, offering 125,000 psi tensile strength to withstand heavy loads and prolonged use.
- Superior corrosion resistance due to the black-oxide surface treatment, extending service life in harsh industrial environments.
- Consistent and smooth operation with a Class 2C thread fit and ACME thread profile, reducing backlash and ensuring efficient power transmission.
- Left-hand threading capability provides design flexibility for applications requiring reverse motion or specialized assembly configurations.
- Optimized for precise linear movement with 0.1" travel per turn, enabling fine adjustments and controlled speed in motion systems.
- Compliance with environmental standards as RoHS 3 compliant, ensuring safe use in regulated industries and global markets.
Professional Applications & Engineering Value
This precision ACME lead screw is engineered to address critical challenges in industrial automation and motion control systems. The hardened Black-Oxide 4140 alloy steel construction provides high tensile strength and wear resistance, minimizing deformation under continuous operation. The left-hand ACME thread and Class 2C fit ensure low friction and precise alignment, reducing maintenance needs in CNC machinery, linear actuators, and positioning equipment. With its consistent 0.1" travel per turn and tight accuracy, it supports applications requiring reliable linear motion, such as packaging machines, medical devices, and robotic arms, enhancing operational efficiency and longevity.
Specification Summary & Compliance
This lead screw features a 1/2"-10 ACME left-hand thread with Class 2C thread fit for standardized compatibility and reduced backlash. It meets precise travel distance tolerances of ±0.009" per foot and is manufactured from hardened 4140 alloy steel with a black-oxide finish. The product is RoHS 3 (2015/863/EU) compliant, adhering to environmental regulations for safe industrial use.
