S-2228N21 1/4"-16 Clamping Acme Lead Screw Collars

Key Features & Benefits at a Glance

• Superior corrosion resistance with 303 stainless steel construction for extended service life in demanding industrial environments
• Exceptional durability with Brinell 228 hardness rating ensuring long-term performance under repeated clamping pressure
• Precise shaft mounting through 1/4"-16 Acme right-hand threads designed specifically for Acme lead screw applications
• Secure installation with included 4-40 socket head clamping screw providing reliable fastening without stripping
• Environmental compliance meeting RoHS 3 and REACH standards for global manufacturing and export requirements
• One-piece construction eliminates potential weak points and ensures consistent clamping force distribution
• Optimized dimensions with 5/8" OD and 9/32" width for space-efficient installation while maintaining structural integrity

Professional Applications & Engineering Value

This clamping Acme lead screw collar addresses critical engineering challenges in precision motion control systems where 303 stainless steel construction provides essential corrosion resistance in industrial environments prone to moisture, chemicals, and temperature variations. The Acme thread form specifically engineered for Acme lead screws ensures optimal force transmission and minimal backlash in automated equipment, CNC machinery, and linear motion applications. The integrated 4-40 socket head clamping screw delivers secure shaft mounting without damaging delicate screw threads, while the one-piece design eliminates potential failure points common in multi-component collars. This right-hand thread collar maintains precise alignment in high-cycle applications where consistent positioning accuracy is paramount for manufacturing quality and process reliability.

Specification Summary & Compliance

This precision collar features standard 1/4"-16 Acme threads with right-hand thread direction specifically designed for Acme lead screw applications. The component maintains dimensional accuracy with 5/8" outer diameter and 9/32" width specifications. Manufacturing compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring suitability for global industrial markets. The Brinell 228 hardness rating confirms material integrity under operational stresses, while the included 4-40 socket head clamping screw (5/16" length) provides secure fastening according to inch system measurements.