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Home > products > Robot Bearing > Shaft 50 Mm BNAT505 Crossed Roller Robot Bearing 50X61X5mm Precision Joints

Shaft 50 Mm BNAT505 Crossed Roller Robot Bearing 50X61X5mm Precision Joints

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: BNAT505

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 2-4 weeks

Payment Terms: L/C,T/T

Supply Ability: 100000pcs per month

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Highlight:

Shaft 50 Mm Robot Bearing

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50X61X5mm Robot Bearing

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Precision Joints Crossed Roller Bearing

Bearing Name:
BNAT505 Crossed Roller Bearing
Shaft Bore:
50mm
Replaceable With:
IKO,THK
Customized:
Yes
Bearing Name:
BNAT505 Crossed Roller Bearing
Shaft Bore:
50mm
Replaceable With:
IKO,THK
Customized:
Yes
Shaft 50 Mm BNAT505 Crossed Roller Robot Bearing 50X61X5mm Precision Joints

Shaft Diameter 50 mm BNAT505 Crossed Roller Bearing 50X61X5mm Precision Robot bearing Joints

BNAT505 ,Ultra-Thin Section Type Both the inner and outer rings are of an integral structure. This series minimizes axial and radial section dimensions to the extreme , featuring an ultra-thin design. It is most suitable for applications requiring lightweight and compact structures in rotating parts, such as collaborative robots, service robots, special-purpose robots, and alignment platforms. Key features include:

  • Outer Diameter: 61 mm
  • Bore Diameter: 50 mm
  • Width:5mm

 

The BNAT505 bearing excels in applications requiring high performance and reliability, offering superior stiffness and load capacity while simplifying installation.

 

Part Number BNAT505
Measurement System Metric
Bearing Type Roller Bearing
Roller Bearing Type Crossed
For Load Direction Combined Load
Construction Single Row
Seal Type Open
Bore Diameter 50 mm
Outer Diameter 61 mm
Width 5 mm
Holes With Holes
Ring Material Steel
Roller Material Steel
Basic Dynamic Load Rating(C) 2400N
Basic Static Load Rating (Co) 3400N
Lubrication Required
Shaft Mount Type Press Fit
Temperature Range 0 -230 °F
ABEC Rating ABEC5/7/9 (P5,P4,P2)
RoHS Compliant
REACH Compliant
Weight 0.032kg

 

What's the Performance Features of BNAT505 Crossed Roller Bearing?

 

  1. Ultra-Thin Profile: Minimized axial and radial dimensions for compact, space-saving applications.
  2. High Precision: Ensures accurate rotation, ideal for robotics and precision machinery.
  3. Lightweight: Reduces overall weight, perfect for robotic joints and portable devices.
  4. Versatile Load Capacity: Handles radial, axial, and moment loads efficiently.
  5. Integral Structure: Single-piece inner and outer rings enhance rigidity and stability.

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What's the Applications of the BNAT505 Crossed Roller Bearing?

 

The BNAT505 bearing, with its ultra-thin structure, lightweight, high precision, and high rigidity, is widely used in various fields. Below are its main applications:

1. Robotics

  • Collaborative Robots: The compact and lightweight design of BNAT505 (with a minimum axial and radial cross-section of just 5mm) meets the strict space and weight requirements of collaborative robots. It ensures flexible and precise joint motion while reducing the burden on the surrounding environment and personnel.
  • Service Robots: Its small size allows service robots to have a more compact structure, making them suitable for indoor environments like restaurants and hotels. High precision ensures accurate movements, improving service quality.
  • Specialty Robots: Used in extreme scenarios such as hazardous environment exploration and military reconnaissance. Its high rigidity and precision ensure stable operation in complex conditions, meeting the high reliability demands of specialty robots.
  • Welding Robots: Provides the exact rotation and positioning required for welding processes. The high precision and monolithic structure of BNAT505 ensure stable and accurate welding operations, improving efficiency and quality.

2. Mechanical Processing

  • Machine Tool Indexing Mechanisms: Ensures fast and accurate indexing motions, improving machining efficiency and precision. BNAT505 provides stable support and precise rotation for smooth switching between machining positions.
  • CNC Rotary Tables: As a key component of CNC machines, it ensures stability and accuracy during workpiece rotation and indexing, enhancing machining precision and quality.

3. Motor Applications

  • Inner Rotor DD Motors: Direct-drive motors require high precision and fast response. BNAT505’s low friction and high precision reduce energy loss, improve motor efficiency, and enable precise control of load movement.

4. Other Fields

  • Alignment Platforms: Used in high-precision positioning tasks such as electronic component assembly and optical instrument calibration. BNAT505’s lightweight and high-precision characteristics allow alignment platforms to achieve rapid and flexible movements while maintaining positioning accuracy, improving overall efficiency.

 

 

Shaft 50 Mm BNAT505 Crossed Roller Robot Bearing 50X61X5mm Precision Joints 0

 

 


Bearing Number
Dimensions(mm) Mounting Size Basic Load Rating(N) Inner Ring Mounting Hole Outer Ring Mounting Hole Reference
Weight(Kg)
Inner Diameter Outer Diameter Width Chamfer Dynamic Static Hole Center Hole size Hole Center Hole size
d D B r(min) da Da Cr Cor dn do Dn Do Wt ≈
RJ40 8 40 8 0.3 26 28 3020 3780 20 4-M3 34 6-ф2.8-ф4.6/2.8 0.06
RU208 8 44 8 0.3 26 32 3020 3780 16 4-M3 38 4-ф3-ф 5/3 0.08
RU28 10 52 8 0.3 24 29.5 2900 3400 16 4-M3 42 6-ф3.4-ф6.5/3.3 0.12
RU42 20 70 12 0.6 37 47 7350 8350 28 6-M3 57 6-ф3.4-ф6.5/3.3 0.29
RU52 30 80 12 0.6 46.5 58.5 8610 10600 35 6-M3 67 6-ф3.4-ф6.5/3.3 0.40
RU66 35 95 15 0.6 59 74 17500 22300 45 8-M4 83 8-Φ4.5-Φ 8/4.3 0.62
RU85 55 120 15 0.6 79 93 20300 29500 65 8-M5 105 8-Φ5.5-Φ9.5/5.4 1.00
RU124 80 165 22 1 114 134 33100 50900 97 10-M5 148 10-Φ5.5-Φ9.5/5.4 2.60
RU178 115 240 28 1.5 161 195 80300 13500 139 12-M8 217 12-Φ8.6-Φ14/8.6 6.80
CRBTF105A 10 43 5 0.15 12.5 38.5 2800 2500 16 6-M2.5 35 6-ф2.8-ф4.6/2.8 0.09
CRBTF305A 30 63 5 0.15 33.5 58.5 5040 4500 36 8-M2.5 55 8-ф2.8-ф4.6/2.8 1.20
CRBT305-41A 30 41 5 0.15 33.5 36.5 3640 3250 - 0.08
RA5008C 50 66 8 0.5 53.5 60.5 5100 7190 - 0.08
RA6008C 60 76 8 0.5 63.5 70.5 5680 8680 - 0.09
RA7008C 70 86 8 0.5 73.5 80.5 5980 9800 - 0.10
RA8008C 80 96 8 0.5 83.5 90.5 6370 11300 - 0.11
RA9008C 90 106 8 0.5 93.5 100.5 6760 12400 - 0.12
RA10008C 100 116 8 0.5 103.5 110.5 7150 13900 - 0.14
BNAT105 10 21 5 0.2 12.5 18.5 1100 800 - 0.009
BNAT205 20 31 5 0.2 22.5 28.5 1500 1400 - 0.015
BNAT305 30 41 5 0.2 32.5 38.5 1900 2100 - 0.021
BNAT408 40 56 8 0.2 42.5 53.5 4200 5800 - 0.027
BNAT505 50 61 5 0.2 52.5 58.5 2400 3400 - 0.032
BNAT555 55 66 5 0.2 57.5 63.5 2500 3700 - 0.035
BNAT805 80 91 5 0.2 82.5 88.5 3000 5400 - 0.05
BNAT905 90 101 5 0.2 92.5 98.5 3100 6000 - 0.056

If you need more detailed information , feel free to ask!

Shaft 50 Mm BNAT505 Crossed Roller Robot Bearing 50X61X5mm Precision Joints 1