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Nabtesco Gear
Pioneers in the industry, we offer compact precision reduction gear for robots (rv-n) nabtesco, hollow shaft precision reduction gear (rv-c) nabtesco, slim hollow shaft precision gear without center gear (rv-ca) nabtesco, high rigidity precision reduction gear (rv-z/zc) nabtesco, bearingless precision reduction gear (rv-original) nabtesco and high-speed precision reduction gear (rf-p) nabtesco from India.
Compact precision reduction gear for robots (RV-N) Nabtesco
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Product Details:
| Material | Steel |
| Rated Torque (Nm) | 245 - 28000 Mn |
| Outer Diameter (mm) | 133 - 720 |
| Weight (kg) | 3.8 - 583 |
| Allowable Moment (Nm) | 784 - 62000 |
| Allowable Thrust Load (N) | 2,610 - 70,400 |
| Brand | Nabtesco |
| The Nabtesco RV-N Series is a compact and lightweight precision reduction gear designed for robotic and automation applications requiring exceptional accuracy and durability. Built on Nabtesco’s proven RV technology with over 10 million units in use worldwide, the RVTM-N delivers smooth motion, minimal backlash, and excellent torque performance. Its high shock-load resistance and efficient acceleration enable superior responsiveness in 6-axis and SCARA robots. Ideal for precision positioning and high-speed automation, the RVTM-N Series ensures reliability, long service life, and consistent performance under demanding industrial conditions, making it a top choice for global robotic manufacturers. |
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Hollow shaft precision reduction gear (RV-C) Nabtesco
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Product Details:
| Material | Steel |
| Rated Torque (Nm) | 98 - 11,760 |
| Outer Diameter (mm) | 147 - 570 |
| Weight (kg) | 4.6 - 235 |
| Allowable Moment (Nm) | 686 - 44,100 |
| Allowable Thrust Load (N) | 5,880 - 51,000 |
| The RV-C Series features a hollow-shaft design for easy cable and piping management while maintaining the compactness and strength Nabtesco is known for. It offers superior torsional and moment rigidity, ensuring stable, precise motion even under high-load conditions. Ideal for robotic arms and factory automation, the RV-C’s internal main bearing enhances performance and simplifies system design. With high torque density, minimal vibration, and low maintenance requirements, this series enables smoother, cleaner, and more efficient motion control. Its versatile design supports multiple installation orientations, making it perfect for complex, space-constrained automation setups. |
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Slim hollow shaft precision gear without center gear (RV-CA) Nabtesco
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Product Details:
| Material | Steel |
| Rated Torque (Nm) | 2,548 - 5,000 |
| Outer Diameter (mm) | 390 - 486 |
| Weight (kg) | 68.6 - 130 |
| Allowable Moment (Nm) | 12,740 - 30,000 |
| Allowable Thrust Load (N) | 24,500 - 37,750 |
| The RV-CA Series introduces a slimmer, space-saving alternative within Nabtesco’s precision reduction gear lineup. Designed without a center gear, it reduces the total width of robotic assemblies while retaining the hallmark accuracy, rigidity, and torque capacity of RVTM models. The hollow-shaft structure allows seamless integration of wiring and hoses, optimizing robot design for compact cells. This model enhances mechanical efficiency and smoothness, supporting precise motion in rotary axes and compact manipulators. Offering high reliability, minimal backlash, and long-term stability, the RVTM-CA Series empowers advanced robotics and high-precision industrial automation systems. |
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High rigidity precision reduction gear (RV-Z/ZC) Nabtesco
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Product Details:
| Material | Steel |
| Rated Torque (Nm) | 265 - 12,000 |
| Outer Diameter (mm) | 135 - 498 |
| Weight (kg) | 3.8 - 213 |
| Allowable Moment (Nm) | 800 - 40,000 |
| Allowable Thrust Load (N) | 5,000 - 45,000 |
| Engineered for applications demanding maximum rigidity, the RV-Z/ZC Series enhances both torsional and moment stiffness while maintaining the same form factor as standard RV gears. Its optimized internal design minimizes deflection and vibration, ensuring highly accurate, repeatable positioning for robotic arms, welding robots, and heavy automation systems. Available in standard and reverse assembly types, the Z/ZC Series delivers smooth torque transmission, long service life, and exceptional reliability under extreme loads. Combining strength, precision, and compactness, it’s the preferred choice for integrators seeking stable, high-performance motion control in advanced robotics and machinery. |
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Bearingless precision reduction gear (RV-Original) Nabtesco
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Product Details:
| Material | Steel |
| Rated Torque (Nm) | 137 - 8,820 |
| Outer Diameter (mm) | 130 - 550 |
| Weight (kg) | 3.6 - 223 |
| Allowable Moment (Nm) | 980 - 5,923 |
| Allowable Thrust Load (N) | 1,500 - 20,000 |
| The RV-Original Series represents Nabtesco’s foundational design—robust, accurate, and adaptable. This bearingless precision reduction gear allows customers to integrate their preferred support bearings, enabling flexible system configurations for specialized applications. Engineered for durability, it offers exceptional shock-load resistance, high torque density, and smooth acceleration. Its simplicity enhances design freedom while maintaining precise motion control. Ideal for stackers, indexers, and customized automation equipment, the RVTM-Original provides consistent performance and proven reliability. For industries seeking flexibility without compromising quality, this series remains a trusted solution for precision motion applications worldwide. |
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High-speed precision reduction gear (RF-P) Nabtesco
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Product Details:
| Material | Steel |
| Rated Torque (Nm) | 100 - 350 |
| Outer Diameter (mm) | 127 - 183 |
| Weight (kg) | 3.9 - 11 |
| Allowable Moment (Nm) | 460 - 1,100 |
| Allowable Thrust Load (N) | 2,200 - 4,000 |
| The Nabtesco RF-P Series is designed for high-speed applications demanding both accuracy and endurance. Operating at up to 250 rpm, it delivers rapid yet stable motion with minimal backlash. Its advanced two-stage reduction system minimizes wear, vibration, and noise while maintaining superior positioning precision. Ideal for packaging, handling, and parallel-link robotic mechanisms, the RF-P ensures smooth acceleration and long-term reliability. It’s compatible with food-grade lubrication, making it suitable for clean environments. Combining high efficiency, compact design, and a 20,000-hour service life, the RF-P Series empowers faster and more productive automation. |
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High-output support type gearhead (RH Series) Nabtesco
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Product Details:
| Material | Steel |
| Rated Torque (Nm) | 4,900 - 8,820 |
| Outer Diameter (mm) | 300 - 500 |
| Weight (kg) | 70 - 140 |
| Allowable Moment (Nm) | 12,740 - 30,000 |
| Allowable Thrust Load (N) | 25,000 - 37,000 |
| The RH Series provides exceptional output torque and rigidity for heavy-duty automation applications. Available in both solid and hollow-shaft versions, it supports flexible configurations for robotic and positioning systems. Its integrated design offers superior load capacity and smooth rotation, even under high stress. Built with Nabtesco’s renowned precision technology, the RH Series ensures accurate motion, long service life, and minimal maintenance. It’s ideal for welding robots, rotary positioners, and industrial manipulators that require strong torque performance and consistent reliability in compact, space-efficient designs. |
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High-speed gearhead model (GH Series) Nabtesco
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Product Details:
| Rated Torque (Nm) | 69 - 980 |
| Outer Diameter (mm) | 150 - 325 |
| Weight (kg) | 7 - 68 |
| Allowable Moment (Nm) | 200 - 1,960 |
| Allowable Thrust Load (N) | 1,000 - 5,000 |
| The GH Series is a high-speed precision gearhead that delivers exceptional performance in compact automation systems. Designed for speed and smooth operation, it provides rapid indexing with minimal vibration and high reliability. Its solid-shaft construction ensures strength and stability, while its lightweight body simplifies installation. Pre-lubricated and sealed, the GH Series offers easy integration with standard servomotors, making it perfect for continuous-duty operations. Widely used in assembly lines, robotic systems, and handling equipment, it enables faster production cycles with dependable, high-precision performance in demanding industrial environments. |
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Brake-assisted gearhead (RA Series) Nabtesco
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Product Details:
| Material | Steel |
| Rated Torque (Nm) | 167 - 1,568 |
| Outer Diameter (mm) | 180 - 350 |
| Weight (kg) | 12 - 75 |
| Allowable Moment (Nm) | 392 - 2,500 |
| Allowable Thrust Load (N) | 2,000 - 10,000 |
| The Nabtesco RA Series combines precision engineering with integrated brake-assist functionality, offering enhanced safety and control in robotic and positioning systems. Its right-angle input and compact design make it ideal for space-limited applications without compromising torque or accuracy. The RA Series ensures smooth, stable motion and secure holding during power interruptions or emergency stops. Designed for industrial welding cells, positioners, and automation lines, it enhances operational efficiency and reliability. With durable construction, low maintenance needs, and proven Nabtesco precision, the RA Series is an excellent choice for advanced motion systems. |
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Right-angle waterproof gearhead (RT-G) Nabtesco
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Product Details:
| Material | Steel |
| Rated Torque (Nm) | 9,310 - 12,250 |
| Outer Diameter (mm) | 250 - 400 |
| Weight (kg) | 40 - 95 |
| Allowable Moment (Nm) | 7,000 - 15,000 |
| Allowable Thrust Load (N) | 20,000 - 40,000 |
| The RT-G Series delivers precision, durability, and protection in one compact right-angle gearhead. Engineered for demanding environments, it offers waterproof and rust-resistant performance equivalent to IP69K standards. Its strong torque output and right-angle input design enable flexible installation even in confined spaces. Ideal for food processing, marine, and outdoor automation systems, the RT-G maintains accurate, smooth motion under tough conditions. Pre-lubricated and maintenance-free, it reduces downtime while extending equipment life. For industries requiring both cleanliness and mechanical strength, the RT-G Series ensures reliable motion in challenging applications. |
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Pre-lubricated gearhead with multiple input options (RD2 (Solid & Hollow Shaft) Nabtesco
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Product Details:
| Material | Steel |
| Rated Torque (Nm) | 58 - 3,136 |
| Outer Diameter (mm) | 125.5 - 325 |
| Weight (kg) | 5.7 - 93.7 |
| Allowable Moment (Nm) | 196 - 7,056 |
| Allowable Thrust Load (N) | 1,470 - 19,600 |
| The RD2 Series from Nabtesco offers versatile gearheads in both solid and hollow-shaft configurations, fully sealed and pre-lubricated for plug-and-play integration. Compatible with major servomotors, it provides outstanding precision and rigidity with minimal backlash. Three input types—straight, right-angle, and pulley—support a wide variety of automation layouts. The RD2 Series reduces assembly time while ensuring stable torque delivery, smooth motion, and high durability. Ideal for industrial robots, welding systems, and machine tools, these gearheads combine compactness with powerful performance, delivering consistent operation and low maintenance in demanding manufacturing environments. |
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Compact gearhead for machine tools (RS Series) Nabtesco
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Product Details:
| Rated Torque (Nm) | 490 - 8,820 |
| Outer Diameter (mm) | 180 - 450 |
| Weight (kg) | 15 - 95 |
| Allowable Moment (Nm) | 980 - 8,820 |
| Allowable Thrust Load (N) | 5,000 - 30,000 |
| Nabtesco’s RS Series gearheads are engineered for precision and compactness, optimized for machine tools and precision indexing applications. With its integrated design and robust construction, the RS Series delivers high torque and stability in compact equipment layouts. Its low backlash and rigid performance ensure accurate, repeatable positioning even under heavy loads. Pre-lubricated for ease of use, it integrates seamlessly with standard servomotors. This series enhances productivity, reduces setup time, and ensures long-lasting reliability in high-precision environments such as machining centers, positioning systems, and automated assembly applications. |
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Integrated bearing precision reduction gear (RV-E) Nabtesco
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Product Details:
| Material | Steel |
| Rated Torque (Nm) | 58 - 14,700 |
| Outer Diameter (mm) | 122 - 570 |
| Weight (kg) | 2.5 - 298 |
| Allowable Moment (Nm) | 196 - 44,100 |
| Allowable Thrust Load (N) | 1,470 - 51,000 |
| The RV-E Series is one of Nabtesco’s best-selling precision reduction gears, featuring an integrated main bearing for simplified installation and improved rigidity. Trusted globally in industrial robots and machine tools, it delivers unmatched accuracy, low backlash, and exceptional torque consistency. The design minimizes vibration and heat generation, contributing to longer equipment life and smoother motion control. Its compact structure supports flexible design layouts, while the internal lubrication ensures long-term maintenance-free operation. Ideal for applications requiring quiet, precise, and efficient movement, the RV-E Series continues to set industry standards in reliability and performance. |
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