S-6698K22 1 1/2"-4 Clamping Acme Lead Screw Collars

Key Features & Benefits at a Glance

• Superior Wear Resistance – Black Oxide 12L14 Carbon Steel construction with Brinell 163 hardness ensures extended service life in demanding industrial environments.
• Precision ACME Thread Engagement – 1 1/2"-4 right-hand ACME threads deliver reliable, high-load power transmission with minimal backlash for accurate motion control.
• Secure Clamping Action – Integrated 5/16"-24 socket head clamping screw provides uniform constriction force, preventing axial movement on lead screws.
• Corrosion-Resistant Finish – Black oxide surface treatment enhances durability while providing moderate protection against rust and oxidation.
• Regulatory Compliance Assurance – Meets RoHS 3 and REACH standards, ensuring environmental safety and global market accessibility.
• Heavy-Duty Construction – One-piece design with 2 3/4" OD and 3/4" width maintains structural integrity under high torque and vibration conditions.
• Simplified Installation – Clamp-on mounting design eliminates need for shaft modifications, reducing assembly time and maintenance costs.

Professional Applications & Engineering Value

This clamping ACME lead screw collar solves critical positioning challenges in industrial automation systems where axial load management is paramount. The Black Oxide 12L14 Carbon Steel construction provides the necessary Brinell 163 hardness to withstand continuous mechanical stress in CNC machinery, linear actuators, and precision positioning equipment. The 1 1/2"-4 ACME thread configuration ensures optimal force distribution across multiple engagement points, reducing wear on mating components while maintaining precise alignment. Engineered for heavy-duty applications, this collar prevents lead screw drift in high-vibration environments through its socket head clamping screw system, delivering reliable performance in manufacturing, packaging, and material handling systems where positional accuracy directly impacts operational efficiency.

Specification Summary & Compliance

Manufactured to precision ACME thread standards with right-hand thread direction and Class 2G fit tolerances. The collar features a 2 3/4" OD and 3/4" width with integrated 5/16"-24 socket head clamping screw. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental responsibility while meeting international industrial safety standards for lead screw accessory components.