
As a critical interface in precision motion control systems, the 1204 ball screw nut is engineered for efficient power transmission and accurate positioning. Its optimized internal recirculation structure, combined with high-hardness balls, significantly reduces friction loss, ensuring smooth and reliable long-term operation. The nut body is hardened and features dust-proof seals, adapting to high-speed reciprocating movements and diverse industrial environments. Capable of achieving micron-level repeatable positioning accuracy, this component is widely suitable for CNC machinery, automated assembly lines, and precision measurement equipment, making it an ideal choice for enhancing performance and service life of machinery.
Specifications


Our Advantage
As a flagship product of Zhejiang Baili Guide Rail Co., Ltd., our 1204 ball screw nut embodies meticulous craftsmanship at every manufacturing stage. It is more than a component; it is the key to enhancing the reliability and productivity of your equipment.
Exceptional Precision & Extended Service Life
Through heat treatment and precision grinding, we achieve high hardness and precise profile in the raceway. Paired with carefully selected Grade G5 steel balls, it ensures low noise, zero backlash, and long-term stable operation.
01
Optimized Internal Recirculation Design
Our patented return channel and end cap design ensure smooth ball movement, significantly reducing jamming risks. This design is suitable for high-speed reciprocating motion, effectively suppressing temperature rise and maintaining system precision.
02
Robust Construction & Superior Adaptability
The nut body is crafted from premium alloy steel with multiple anti-corrosion layers. Its standard high-efficiency sealing components effectively block dust and debris, ensuring reliable operation in cleanrooms and demanding industrial environments.
03
Seamless Integration & Rapid Delivery
We maintain strict dimensional tolerances to ensure perfect compatibility with mainstream 1204 screws. Leveraging Zhejiang Baili Guide Rail's supply chain advantages, we can deliver standard products quickly while also providing customized solutions.
04
Choosing Zhejiang Baili Guide Rail means investing not only in a superior component but also in our profound engineering expertise and unwavering commitment to quality.
Our service
Zhejiang Baili Guide Rail Co., Ltd. provides comprehensive, lifecycle value services that extend far beyond the 1204 ball screw nut itself. We are committed to safeguarding the success of your projects.




Expert Technical Consultation & Selection Support: Our engineering team offers precise product selection analysis and technical recommendations based on your specific application, load requirements, and speed parameters to ensure optimal integration with your system design.
Flexible Customization & Co-development: We support custom solutions, including special dimensions, adjusted preload grades, and specific lubrication or sealing requirements. We act as an extension of your R&D team to tackle complex motion control challenges together.
Efficient Logistics & Inventory Assurance: As a local manufacturer, we maintain a stable inventory and agile supply chain for prompt delivery of standard models. We also provide professional export packaging and clear logistics tracking to ensure safe and timely arrival of your order.
Comprehensive After-sales & Warranty Program: Our products come with a clear warranty period, backed by a rapid-response support system. Any technical inquiries or support needs will receive our prompt and professional assistance to ensure your equipment's continuous, stable operation.
Value-added Resources & Training: We provide detailed installation guides, maintenance manuals, and technical whitepapers. For major projects or partners, we can arrange specialized online or offline training sessions.
Choosing Zhejiang Baili means gaining more than a premium product; you gain a trustworthy, long-term partner dedicated to your success.
Our factory
Zhejiang Baili Guide Rail Co., Ltd., guided by the principle of "Precision Driving Progress," concentrates over fifteen years of R&D expertise in linear motion components into every standard product, such as the 1204 ball screw nut. We understand that the reliability of such fundamental components directly dictates the performance of the entire automated system. Hence, we never treat them as generic parts, but meticulously craft them as critical links bearing our clients' trust.
Our manufacturing philosophy begins with deep understanding. We do not merely produce nuts; we continuously study their real-world performance in demanding applications like CNC machining, precision electronic assembly, and medical equipment. Based on these insights, we conduct targeted optimizations at the levels of material science, tribology, and structural dynamics, enabling our 1204 nuts to achieve extraordinary performance consistency within an ordinary specification.
At Baili's precision workshop, standardized processes merge with flexible intelligent manufacturing. From the selection of specialty alloy materials to grinding processes under full closed-loop control, and down to 100% inline inspection based on big data statistics, we have built a traceable and verifiable fortress of quality. This ensures that every 1204 ball screw nut leaving our facility not only meets dimensional drawings but also possesses the inherent robustness to handle complex operating conditions.
We believe that superior industrial components are silent partners. Choosing Zhejiang Baili's 1204 ball screw nut means embedding a proven gene of reliability into your machinery. It will steadily deliver precision and efficiency through long-term cycles, becoming a silent yet powerful contributor to your value-creation process.
FAQ
Q1: Is this 1204 nut a standard component? Is it directly interchangeable with 1204 screws from other brands?
A1: Yes, our 1204 ball screw nut is a standard metric product, with its critical interface dimensions strictly adhering to internationally recognized standards. Therefore, it offers good physical interchangeability with mainstream 1204 screws that conform to the same accuracy class standards. To ensure optimal performance matching, we still recommend on-machine testing or consulting our technical support for selection confirmation.
Q2: How do I choose the preload grade? Does it affect service life?
A2: We offer various preload grade options (e.g., light preload, medium preload). The choice of preload grade directly impacts the nut's rigidity, running smoothness, and service life. Higher preload can reduce backlash and increase rigidity but may slightly increase friction torque. Our technical team can recommend the most suitable grade based on your specific application (e.g., high-precision positioning or heavy-duty reciprocation) to achieve the optimal balance between performance and lifespan.
Q3: Does the nut require regular lubrication? What lubricants can be used?
A3: Yes, regular lubrication is crucial for maintaining optimal performance and extending service life. The nut is pre-lubricated with high-performance grease at the factory. For subsequent maintenance, we recommend using lithium-based or urea-based greases known for their stability under high-speed and high-load conditions. For special environments (e.g., food-grade, high temperature, or ultra-low temperature), we can provide corresponding specialized lubrication advice or pre-filling service.
Q4: What is the standard lead time? Do you support small-batch or urgent orders?
A4: Thanks to our efficient localized production and inventory management, standard models typically have safety stock and can be shipped within 3-5 business days after order confirmation. We fully understand the needs for R&D, prototyping, or emergency repairs and have therefore established a fast-track channel specifically for small-batch purchases and expedited orders, ensuring a flexible and timely response to your requirements.
Q5: Do you offer non-standard modification services? For example, changing the mounting flange or seal type?
A5: Absolutely. Beyond standard products, our strong engineering capabilities support providing customized solutions for our clients. Whether it's modifying the dimensions and hole pattern of the mounting flange, enhancing or changing the seal design to suit dusty/liquid environments, or adjusting the nut assembly length, we can collaborate with you on development. Please provide your specific requirements, and we will evaluate and provide a feasibility plan with a quotation.
Hot Tags: 1204 ball screw nut, China 1204 ball screw nut manufacturers, suppliers, factory, High performance Linear Guides, linear guide rail, Linear Rail 3000mm, SBR12 Linear Rail, SBR20 1500mm, Square Linear Guide

