S-97048A745 M20 x 1000 mm ASTM A108, ASTM A193, DIN 103 Metric Lead Screws and Nuts

Key Features & Benefits at a Glance

• Enhanced Corrosion Resistance: Black oxide coating on carbon steel significantly improves durability in demanding industrial environments.
• Precise Linear Motion: 4 mm travel distance per turn ensures accurate and repeatable positioning for automation and machinery.
• Superior Thread Engagement: 7e thread fit provides optimal clearance and smooth operation with mating nuts, reducing wear.
• High-Strength Construction: Made from Grade 2 carbon steel, this lead screw offers reliable mechanical strength for continuous duty cycles.
• Broad Industry Compatibility: Complies with ASTM A108, ASTM A193, and DIN 103 standards, ensuring interchangeability and quality.
• Efficient Power Transmission: The single-start, right-hand trapezoidal thread design delivers consistent force transfer with minimal backlash.
• Environmental Compliance: RoHS 3 (2015/863/EU) compliant, making it suitable for use in regulated markets and eco-conscious applications.

Professional Applications & Engineering Value

This M20 metric trapezoidal lead screw is engineered to solve critical challenges in precision linear motion systems. The Grade 2 carbon steel construction, combined with a black oxide surface treatment, provides exceptional resistance to rust and abrasion, extending service life in harsh conditions like CNC machinery, 3D printers, and automated assembly lines. Its 4 mm pitch and fully threaded design ensure smooth, high-resolution movement, minimizing vibration and improving positional accuracy. The trapezoidal thread profile offers efficient load-bearing capabilities with low friction, making it ideal for applications requiring precise back-and-forth travel, such as positioning tables, lifting mechanisms, and material handling equipment. By adhering to ASTM A108, ASTM A193, and DIN 103 specifications, this screw guarantees reliability and compatibility in global engineering projects.

Specification Summary & Compliance

This lead screw features a M20 thread size with a 4 mm pitch and 7e thread fit per metric trapezoidal standards, ensuring precise dimensional accuracy. It is manufactured from Grade 2 carbon steel and is fully threaded with a right-hand, single-start design. Compliance includes ASTM A108 for steel bars, ASTM A193 for high-temperature service, and DIN 103 for trapezoidal screw threads. The product is RoHS 3 (2015/863/EU) compliant, meeting environmental regulations for hazardous substance restrictions.