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Home > products > Deep Groove Ball Bearings > 15mm shaft 61702 Open Radial Deep Groove Ball Bearings Single Row 15X21X4mmThin Section Robot Bearing 6702

15mm shaft 61702 Open Radial Deep Groove Ball Bearings Single Row 15X21X4mmThin Section Robot Bearing 6702

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 6702

Payment & Shipping Terms

Minimum Order Quantity: 50000

Price: Please contact us,thanks

Packaging Details: plastic tub/middle box,carton,pallet

Delivery Time: 2-4 weeks

Payment Terms: L/C,T/T

Supply Ability: 500000pcs per month

Get Best Price
Highlight:
Model Numbers::
6702 Deep Groove Ball Bearings
Bearing Seals:
Open ,2RS Or ZZ Available
Interchange:
FAG ,NTN
Clearance:
Standard
Model Numbers::
6702 Deep Groove Ball Bearings
Bearing Seals:
Open ,2RS Or ZZ Available
Interchange:
FAG ,NTN
Clearance:
Standard
15mm shaft 61702 Open Radial Deep Groove Ball Bearings Single Row 15X21X4mmThin Section Robot Bearing 6702

61702 6702 Deep Groove Ball Bearings15mm X 21mm X 4mm Thin Section Robot Bearings

The 6702 deep groove ball bearing, with dimensions of 15 mm inner diameter × 21mm outer diameter × 4mm width, is renowned for its compact size, high-speed capability, and low noise characteristics.


Bearing Number
Boundary Dimensions(mm) Basic Load Rating(N) Limiting Speed(rpm) Reference(kg)
Weight
Inner Diameter Outer Diameter Width Chamfer Dynamic Static Grease Oil
d D B B1 r(min) Cr Cor Non-contact Wt ≈
61700 ZZ   10 15 3 4 0.1 800 390 34000 40000 0.00190
61701 ZZ 2RS 12 18 4 4 0.2 910 530 32000 38000 0.00310
61702 ZZ 2RS 15 21 4 4 0.2 850 490 28000 32000 0.00360
61703 ZZ 2RS 17 23 4 4 0.2 960 610 26000 30000 0.00400
61704 ZZ 2RS 20 27 4 4 0.2 1030 720 23000 28000 0.00590
61705 ZZ 2RS 25 32 4 4 0.2 1090 830 19000 23000 0.00700
61706 ZZ 2RS 30 37 4 4 0.2 1170 980 16000 19000 0.00830
61707 ZZ 2RS 35 44 5 5 0.3 1850 1630 14000 17000 0.01500
61708 ZZ 2RS 40 50 6 6 0.3 2519 2234 12000 15000 0.02300
61709 ZZ 2RS 45 55 6 6 0.3 2577 2401 9000 13000 0.02500
61710 ZZ 2RS 50 62 6 6 0.3 2666 2636 7000 10000 0.03400
61711 ZZ 2RS 55 68 7 7 0.3 2880 3070 5000 8000 0.05500

 

6702  Ball Bearings 15X21X4mm Specifications & Dimensions

Universal 6702 
Type Deep Groove Ball
Inner/Outer Ring/ Ball Material Chrome Steel
Cage Material Steel 
CageType Punching
Precision P0,P6
Inner Dimension d(Ø)(mm) 15
Outer Dimension D(Ø)(mm) 21
Width B (or T)(mm) 4
Lubrication Grease
Load Direction Radial
Specifications/Environment Standard
Number of Raceway Ring Rows Single Track
Size Standards Metric Series

 

The 61702 open bearing, a type of deep groove ball bearing, features an open design that makes it suitable for applications requiring frequent lubrication or special working conditions. Stands out for its high-speed adaptability, ease of maintenance, and compact design, making it ideal for equipment requiring frequent adjustments or operating under harsh conditions. When selecting this bearing, factors such as load, speed, and environmental requirements should be consideredBelow is a summary of its typical application areas:

1. Precision Instruments & Small Devices

  • Micro Motors & Toy Models:

       Used in remote-controlled cars and model devices due to its compact size, high-speed performance, and energy efficiency.

  • Office Equipment & Home Appliances:

       Found in paper shredders, curling irons, fans, and similar devices where low noise and smooth operation are essential.


2. Industrial Manufacturing

  • Machine Tools & Precision Machinery:

      Supports spindles and transmission components, ensuring stability under moderate loads and enabling easy maintenance.

  • Chemical & Food Processing Equipment:

      Ideal for mixers, sterilizers, and other machinery in humid or corrosive environments. Its open design allows for easy cleaning and lubrication.


3. Special Working Conditions

  • High-Temperature or High-Speed Environments:

       Suitable for motor shafts and instruments operating at high speeds. The open design improves heat dissipation and grease replenishment.

  • Textile & Packaging Machinery:

      Used in rollers and drive shafts, offering low friction and reliable performance.


4. Other Applications

  • Medical Devices:

      Applied in dental drills and optical instruments, where cleanliness, precision, and low vibration are critical.

  • Automation Equipment:

     Used in robot joints and automated systems, providing flexibility and long service life with minimal maintenance.

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

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