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High Precision Low Friction Deep Groove Ball Bearing for Power Tools
US$0.10-5.00
10 Pieces
Product specifications
6704
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableBearing Type
Thin Section Deep Groove Ball BearingPrecision Grade
ABEC-1(P0) / ABEC-3(P6) / ABEC-5(P5) / ABEC-7(P4)Model NO.
6704Vibration Tolerance
Z1V1 / Z2V2 / Z3V3 / Z4V4Limiting Speed (Grease)
18,000 RpmLimiting Speed (Oil)
22,000 RpmDynamic Load Rating (Cr)
0.94 kNStatic Load Rating (Cor)
0.58 kNCage Material
Steel Stamping / Brass / Nylon PA66Internal Clearance
C2 / C0 (Standard) / C3 / C4Transport Package
Industrial PackingSpecification
20mm*27mm*4mmTrademark
WelinkOrigin
Fujian, ChinaHS Code
84821020Production Capacity
2000000/MonthlyKey features
With precise 20x27x4mm dimensions, our 6704 bearing minimizes installation footprint and reduces overall equipment weight, perfectly tailored for compact power tools and rotary encoders.
Engineered for up to 18,000 RPM (grease), it delivers exceptionally low frictional torque, which can help extend your motor's battery life and overall efficiency compared to standard bearings.
Eliminate operational humming; our Z3/Z4 vibration-rated bearings crafted with premium GCr15 steel ensure silent, jitter-free performance, critical for sensitive optical imaging and medical devices.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2010-12-01Nearest Port: Xiamen, Guangzhou, ShanghaiAverage Response Time: ≤3.85hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, DAP
AI-Powered supplier vetting
SummaryThe supplier is a trading company with strong R&D capabilities, offering customization services, and focused on export markets. They lack financial performance with zero revenue and profit reported, have no stock service capacity, and do not participate in offline trade shows. Their production quality is emphasized, but innovation is lacking due to no new products in the past year. They provide ODM services but not OEM for popular brands.
Financial creditThe supplier shows no financial performance with zero revenue and profit over the last year and the last two years.
R&D capabilityThe supplier has R&D capabilities but did not release any new products in the past year, indicating limited innovation.
Production capacityThe supplier emphasizes strict quality control in production with advanced equipment and skilled operators.
Customization capabilityThe supplier offers extensive customization services including full and minor customization, indicating strong customization capabilities.
Product Q&A
Q:What materials and dimensions define your 6704 thin section ball bearings?
A:
Our 6704 deep groove ball bearings feature precise 20x27x4mm dimensions. To ensure maximum wear resistance and lifespan, they are manufactured using premium GCr15 chrome steel or high-grade stainless steel, making them highly durable for high-speed applications.
Q:How does the 6704 bearing perform in power tools and optical devices?
A:
The 6704 is engineered for low friction and rapid rotation, safely reaching up to 18,000 RPM with grease lubrication. Coupled with stringent Z3V3/Z4V4 noise and vibration ratings, it guarantees the smooth, silent, and stable operation required for precision optical imaging and professional power tools.
Q:Can Welink Bearing customize the 6704 bearings and handle international shipping?
A:
Absolutely. As a direct manufacturer in Fujian, China, we provide robust OEM/ODM services including custom seals (ZZ, 2RS), specific clearances (C2, C3), and tailored packaging. We export globally with secure industrial packing and provide full documentation (Commercial Invoice, Packing List, BL, COC) for smooth customs clearance.
Send Inquiry
*To:
Xiamen Dreampower Intelligent Technology Co., Ltd.
Xiamen Dreampower Intelligent Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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