Beining Intelligent Technology (Zhejiang) Co., Ltd
| Payment Terms | L/C,T/T |
| Supply Ability | 500000pcs per month |
| Delivery Time | 2-4 weeks |
| Packaging Details | plastic tub/middle box,carton,pallet |
| Model Numbers: | 6702 Deep Groove Ball Bearings |
| Bearing Seals | Open ,2RS or ZZ available |
| Interchange | FAG ,NTN |
| Clearance | Standard |
| Brand Name | CNBTZC or OEM |
| Model Number | 6702 |
| Certification | IATF16949:2016 |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,T/T | Supply Ability | 500000pcs per month |
| Delivery Time | 2-4 weeks | Packaging Details | plastic tub/middle box,carton,pallet |
| Model Numbers: | 6702 Deep Groove Ball Bearings | Bearing Seals | Open ,2RS or ZZ available |
| Interchange | FAG ,NTN | Clearance | Standard |
| Brand Name | CNBTZC or OEM | Model Number | 6702 |
| Certification | IATF16949:2016 | Place of Origin | China |
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
Used in remote-controlled cars and model devices due to its compact size, high-speed performance, and energy efficiency.
Found in paper shredders, curling irons, fans, and similar devices where low noise and smooth operation are essential.
2. Industrial Manufacturing
Supports spindles and transmission components, ensuring stability under moderate loads and enabling easy maintenance.
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
Suitable for motor shafts and instruments operating at high speeds. The open design improves heat dissipation and grease replenishment.
Used in rollers and drive shafts, offering low friction and reliable performance.
4. Other Applications
Applied in dental drills and optical instruments, where cleanliness, precision, and low vibration are critical.
Used in robot joints and automated systems, providing flexibility and long service life with minimal maintenance.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
2013
Total Annual:
30000000-+
Employee Number:
200~+
Ecer Certification：
Verified Supplier
At Beining Intelligent Technology (Zhejiang) Co.,Ltd, we specialize in designing and manufacturing super precision bearings for CNC machine tool spindles,robots and motors with an annual capacity of 200 million units. Our blend of innovation and scalable production serves industries worldwide. Ke... At Beining Intelligent Technology (Zhejiang) Co.,Ltd, we specialize in designing and manufacturing super precision bearings for CNC machine tool spindles,robots and motors with an annual capacity of 200 million units. Our blend of innovation and scalable production serves industries worldwide. Ke...
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