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| Categories | Deep Groove Ball Bearings |
|---|---|
| Brand Name: | CNBTZC or OEM |
| Model Number: | 6702 2RS |
| Certification: | IATF16949:2016 |
| Place of Origin: | China |
| MOQ: | 50000 |
| Price: | Please contact us,thanks |
| 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 2RS,6702-2RS, Deep Groove Ball Bearings |
| Bearing Seals: | Double Sealed - Seals on Two Sides,ZZ or Open available |
| Interchange: | FAG NTN .... |
| Clearance: | Standard |
| Company Info. |
| Beining Intelligent Technology (Zhejiang) Co., Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
61702 ZZ 6702 ZZ Deep Groove Ball Bearings15mm X 21mm X 4mm Thin Section Robot Bearings
The 6702 ZZ 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 ZZ Ball Bearings 15X21X4mm Specifications & Dimensions
| Universal | 6702 ZZ |
| 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 2RS thin-section deep groove ball bearing is renowned for its high precision, low noise, and double-sided sealing (dust and contaminant protection), making it suitable for a wide range of applications:
1.Electronics, Appliances, and Smart Home Devices:
Hair Curlers: Its heat resistance and thin design make it ideal for the internal precision transmission mechanisms of hair curlers.
Smart Locks: The low noise and high precision features are well-suited for the rotating components in smart locks.
Oscillating Fans/Blowers: Used in motor-driven parts to ensure smooth operation.
2. Small Machinery and Precision Equipment:
Model Aircraft and Toys: The thin design saves space, making it suitable for micro aerial vehicles or toy motors.
Robot Joints: High-speed capability and durability meet the precise transmission needs of robotic joints.
Gearboxes and Instruments: Utilized in precision transmission systems and instrument measurement components.
3. Industrial and Special Environments:
Motors and Mechanical Equipment: Made from bearing steel (GCr15), it supports long-term loads in industrial motors and automation equipment.
4. Other Applications:
Medical Devices: Low noise levels and dust-proof design make it appropriate for use in precision medical instruments (as extended applications by some manufacturers).
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