S-1343K214 3/8"-8 x 3/4" Fast-Travel Precision Acme Lead Screws and Nuts
Fast-Travel Precision Acme Lead Screws and Nuts
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Basic Information
Thread Parameters
Dimension Parameters
Lead Screw Specific Parameters
Nut Parameters
Load & Performance Parameters
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Key Features & Benefits at a Glance
- Doubled travel speed with 2-start thread design for faster linear motion in time-sensitive operations
- Exceptional wear resistance from 932 Bearing Bronze construction and Brinell 65 hardness for extended service life
- High-load capability supporting 700 lbs dynamic thrust capacity in demanding industrial applications
- Precision left-hand threading enabling reverse motion systems and specialized mechanical configurations
- Consistent 0.25" travel per revolution ensuring predictable positioning accuracy in automated systems
- Optimized thread engagement with Class 2C fit for smooth operation with minimal backlash
- Robust round nut design providing reliable performance in high-cycle fast-travel applications
Professional Applications & Engineering Value
This left-hand ACME threaded bronze nut delivers critical performance advantages in precision motion systems where speed and reliability are paramount. The 2-start thread configuration combined with 932 Bearing Bronze material addresses common industrial challenges of rapid wear and slow cycle times in fast-travel lead screw applications. Engineers specify this component for CNC equipment, automated positioning systems, and material handling machinery where the left-hand thread direction enables unique mechanical arrangements and the Brinell 65 hardness ensures longevity despite continuous high-load operation. The 2:1 speed ratio significantly reduces cycle times while maintaining the precision required in industrial automation environments.
Specification Summary & Compliance
Manufactured to Class 2C thread fit standards with 3/8"-8 ACME left-hand threads in the inch measurement system. The component features precise 0.25" travel distance per turn and meets industry specifications for dynamic thrust load capacity testing. Production follows established ACME thread standards and quality control protocols to ensure dimensional accuracy and performance consistency across all applications.
