S-98935A741 1"-4 x 12" 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 linear motion control with 0.25" travel per turn enables accurate positioning in automated systems
- Exceptional durability and wear resistance from Grade 2 Carbon Steel construction with Rockwell B61 hardness
- Reliable performance under heavy loads supported by 64,000 psi tensile strength for demanding industrial applications
- Superior thread engagement and smooth operation through Class 2G thread fit tolerance
- Versatile right-hand threading accommodates standard industrial equipment and machinery configurations
- Full-length thread coverage provides consistent performance across the entire 12" length
- Environmental compliance assurance with RoHS 3 and REACH standards for global manufacturing applications
Professional Applications & Engineering Value
This 1"-4 ACME lead screw delivers exceptional value in precision motion control systems where reliability and accuracy are paramount. The Carbon Steel Grade 2 construction combined with ACME threading provides optimal strength for linear actuation in CNC machinery, 3D printers, and industrial automation equipment. The fully threaded design ensures consistent performance across the entire 12" length, while the 0.25" travel per turn offers precise positioning control. Engineered with Class 2G thread fit, this component minimizes backlash and maintains alignment in high-cycle applications, solving common precision loss issues in repetitive motion systems. The right-hand thread direction accommodates standard industrial configurations, making integration seamless across various mechanical systems.
Specification Summary & Compliance
This precision ACME lead screw features 1"-4 thread size with Class 2G thread fit tolerance for optimal engagement. Manufactured from Carbon Steel Grade 2 with single thread start and fully threaded 12" length. The component delivers 64,000 psi tensile strength and Rockwell B61 hardness for durable performance. Complies with ASTM A108 manufacturing standards and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for global industrial applications.
