S-98935A622 3/8"-12 x 12 ft. ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• High tensile strength (64,000 psi) ensures reliable performance under heavy loads, reducing failure risks in demanding applications
• Class 2G thread fit provides consistent engagement and smooth operation with minimal backlash for precise motion control
• 0.083" travel per turn delivers accurate linear movement with predictable positioning in automation systems
• Grade 2 carbon steel construction with Rockwell B61 hardness offers excellent durability and wear resistance for extended service life
• Fully threaded ACME design enables versatile mounting and continuous motion capabilities across the entire 12-foot length
• RoHS 3 and REACH compliance ensures environmental responsibility and regulatory acceptance in global markets
• Right-hand threading with single start provides straightforward installation and reliable performance in standard industrial equipment

Professional Applications & Engineering Value

This 3/8-12 ACME lead screw delivers exceptional value in industrial automation, CNC machinery, and precision positioning systems where reliable linear motion is critical. The Grade 2 carbon steel construction, hardened to Rockwell B61, provides superior resistance to wear and deformation under continuous operation. The fully threaded ACME design with Class 2G fit ensures minimal play and consistent performance in applications requiring precise repeatability. With 0.083" travel per turn, this component offers predictable movement for accurate positioning in material handling, 3D printing, and assembly automation. The combination of 64,000 psi tensile strength and standardized right-hand threading makes it ideal for heavy-duty applications where both precision and durability are paramount.

Specification Summary & Compliance

This ACME lead screw features 3/8"-12 thread size with Class 2G thread fit for precision engagement and 12-foot continuous threading. Manufactured to ASTM A108 specifications, it delivers consistent dimensional accuracy and mechanical properties. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial sectors. With standardized ACME thread type and right-hand direction, it provides reliable interoperability with compatible nuts and mounting systems.