S-1343K113 1/4"-12 x 3/4" Fast-Travel Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Fast-travel efficiency with a 4:1 speed ratio and 0.333" travel per turn, reducing cycle times in automated systems
• Exceptional durability from 932 Bearing Bronze material and Brinell 65 hardness, resisting wear in high-cycle applications
• High load capacity of 320 lbs dynamic thrust, ensuring reliable performance under demanding industrial loads
• Precision thread engagement with Class 2C fit, minimizing backlash for accurate positioning in linear motion systems
• Optimized multi-start design with 4-start Acme threads, providing smooth motion transfer and reduced thread wear
• Right-hand thread compatibility for standard industrial setups, simplifying integration into existing machinery
• Compact round nut profile enabling easy installation in space-constrained assemblies

Professional Applications & Engineering Value

This 4-start Acme thread bronze nut delivers critical advantages in fast-travel precision lead screw systems, where speed and accuracy are paramount. Engineered from 932 Bearing Bronze, it addresses common industrial challenges like metal-on-metal wear and heat buildup in continuous operation, extending service life in CNC positioning, packaging machinery, and automated actuators. The right-hand Acme thread with Class 2C fit ensures minimal play, maintaining positional integrity under the 320 lbs dynamic thrust load capacity. Its 4:1 speed ratio and 0.333" travel per turn directly translate to higher throughput in repetitive linear motion applications, reducing downtime and maintenance costs for B2B operations.

Specification Summary & Compliance

This nut adheres to Acme thread standards with a 1/4"-12 thread size and Class 2C thread fit for consistent dimensional accuracy. It meets industry manufacturing specifications for precision linear motion components, with material properties conforming to bearing bronze grades. The product is designed and tested to support dynamic thrust loads up to 320 lbs and is suitable for use in systems requiring compliance with general industrial safety and performance benchmarks.