S-98935A479 1"-6 x 3 ft. ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Reliable reverse motion control with left-hand threading for specialized industrial applications requiring counter-clockwise operation
• Consistent precision movement delivering 0.167" travel per turn for accurate positioning in motion control systems
• Exceptional durability with Grade 2 carbon steel construction providing 53,000 psi tensile strength and Rockwell B61 hardness
• Superior thread engagement through Class 2G thread fit ensuring smooth operation and reduced wear in demanding environments
• Full-length functionality with 3 ft fully threaded design offering maximum utility across the entire screw length
• Industry-standard compliance meeting ASTM A108 specifications for guaranteed performance and interchangeability
• Environmental responsibility with RoHS 3 and REACH compliance for safe use in regulated industrial settings

Professional Applications & Engineering Value

This 1"-6 Left Hand Acme Lead Screw delivers critical engineering solutions for applications requiring reverse-direction precision motion control. The Grade 2 carbon steel construction with Rockwell B61 hardness provides exceptional resistance to wear and deformation in high-load industrial environments. The fully threaded 3-foot length ensures consistent performance across the entire component, while the single thread start design maintains predictable movement in precision machinery. The Acme thread type with Class 2G thread fit offers superior load distribution and reduced backlash in clamping, positioning, and lifting systems. This left-hand acme screw is particularly valuable in applications where standard right-hand threads could loosen under specific operational conditions, providing enhanced safety and reliability in automated manufacturing, packaging equipment, and material handling systems.

Specification Summary & Compliance

This precision lead screw features 1"-6 Acme thread with Class 2G thread fit tolerance and left-hand thread direction. Manufactured from Grade 2 carbon steel with 53,000 psi tensile strength and Rockwell B61 hardness, the component meets ASTM A108 specifications. The screw delivers 0.167" travel per turn with single thread start configuration. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring suitability for regulated industrial applications worldwide.