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: | 674 ZZ,674-ZZ,674-2Z |
| Bearing Seals | Double Shielded ZZ - Shields on Two Sides,2RS or Open available |
| Interchange | FAG 674-2ZR, NTN W674 ZZA,B674 ZZ |
| Clearance | Standard |
| Brand Name | CNBTZC or OEM |
| Model Number | 674 ZZ |
| 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: | 674 ZZ,674-ZZ,674-2Z | Bearing Seals | Double Shielded ZZ - Shields on Two Sides,2RS or Open available |
| Interchange | FAG 674-2ZR, NTN W674 ZZA,B674 ZZ | Clearance | Standard |
| Brand Name | CNBTZC or OEM | Model Number | 674 ZZ |
| Certification | IATF16949:2016 | Place of Origin | China |
4 mm bore 617/4 674 ZZ Minature Deep Groove Ball Bearings 4mm X 7mm X 2.5mm Thin Section Robot Bearings Single Row Shielded Rolling Bearings
The 674ZZ miniature deep groove ball bearing, with dimensions of 4mm inner diameter × 7mm outer diameter × 2.5mm 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 ≈ | ||||
| 617/3 | ZZ | 3 | 6 | 2 | 2.5 | 0.1 | 242 | 94 | 60000 | 71000 | 0.00020 | |
| 617/4 | ZZ | 4 | 7 | 2 | 2.5 | 0.1 | 222 | 88 | 54000 | 63000 | 0.00028 | |
| 617/5 | ZZ | 5 | 8 | 2 | 2.5 | 0.1 | 217 | 91 | 49000 | 57000 | 0.00032 | |
| 617/6 | ZZ | 6 | 10 | 2.5 | 3 | 0.1 | 465 | 196 | 43000 | 51000 | 0.00065 | |
| 617/7 | ZZ | 7 | 11 | 2.5 | 3 | 0.1 | 555 | 269 | 40000 | 47000 | 0.00067 | |
| 617/8 | ZZ | 8 | 12 | 2.5 | 3.5 | 0.1 | 515 | 252 | 38000 | 45000 | 0.00075 | |
| 617/9 | ZZ | 9 | 14 | 3 | 4.5 | 0.1 | 920 | 465 | 36000 | 42000 | 0.00140 | |
674 ZZ Ball Bearings 4X7X2.5mm Specifications & Dimensions
| Universal | 674 ZZ |
| Type | Deep Groove Ball |
| Inner/Outer Ring/ Ball Material | Chrome Steel |
| Cage Material | Steel/Nylon |
| CageType | Punching |
| Precision | P0,P6 |
| Inner Dimension d(Ø)(mm) | 4 |
| Outer Dimension D(Ø)(mm) | 7 |
| Width B (or T)(mm) | 2.5 |
| Lubrication | Grease |
| Load Direction | Radial |
| Specifications/Environment | Standard |
| Number of Raceway Ring Rows | Single Track |
| Size Standards | Metric Series |
The 674ZZ miniature deep groove ball bearing is widely used across various specialized fields due to its compact size and high precision. Application areas include:
1. Consumer Electronics and Office Equipment:
Printers/Fax Machines: Acts as a precision transmission component, supporting high-speed and low-noise operation.
Micro Motors: Including motors in drones and hard drives, utilizing its high-speed rotation and low friction characteristics.
2. Precision Instruments and Industrial Equipment:
Testing Equipment: Such as centrifuges and optical instruments, relying on its high precision and stability.
Automation Equipment: Applied in robotic joints and precision transmission systems of 3D printers.
3. Automotive and Transportation:
Automotive Motors: Like fan motors and turbochargers, meeting requirements for heat resistance and long service life.
Reduction Gears: Achieving efficient power transmission in vehicle-mounted devices.
4. Medical Devices:
Dental Drills/Medical Instruments: Stainless steel versions are used in corrosion-resistant applications.
Laboratory Equipment: Critical rotating components in vacuum pumps and mixed bed equipment.
5. Models and Special Applications:
Model Aircraft/RC Toys: Ultra-thin design suitable for use in quadcopters, airplane models, etc.
Fishing Gear/Sports Equipment: Such as fishing reels, requiring corrosion resistance and lightweight design.
This bearing type offers versatile solutions across a broad range of demanding applications, ensuring reliability, precision, and efficiency in everything from consumer electronics to specialized medical and model equipment.
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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