High Precision 677 Miniature Deep Groove Ball Bearing for Micro Motors

Name: High Precision 677 Miniature Deep Groove Ball Bearing for Micro Motors
Brand: Xiamen Dreampower Intelligent Technology Co., Ltd.
SKU: 2280182455

Fujian, ChinaXiamen Dreampower Intelligent Technology Co., Ltd.

US$0.10-5.00

10 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Model

677 / 677zz / 677-2RS / 677 Open

Bearing Material

Gcr15 Chrome Steel / Stainless Steel 440c

Model NO.

677

Cage Material

Steel Stamping (SPCC) / Brass / Nylon

Precision Grade

ABEC-1(P0) / ABEC-3(P6) / ABEC-5(P5)

Radial Clearance

C0 (Standard) / C2 / C3

Limiting Speed

40,000 - 45,000 Rpm (Grease Lubrication)

Seals Type

Zz (Metal Shields) / 2RS (Rubber Seals) / Open

Vibration & Noise

Z1V1 / Z2V2 / Z3V3 / Z4V4

Lubrication

Pre-Lubricated with High-Speed Grease / Oil

Application

Micro Motors, RC Models, Robotics

Certifications

ISO9001:2015, CE, RoHS

Transport Package

Industrial Packing

Specification

7MM*11MM*3MM

Trademark

Welink

Origin

Fujian, China

HS Code

84821020

Production Capacity

2000000/Monthly

Key features

Capable of reaching up to 45,000 RPM safely. Our 677 bearings reduce friction significantly, extending the working life of your micro motors by up to 30% compared to standard alternatives.

Crafted from high-quality GCr15 bearing steel with strict P5 (ABEC-5) precision tolerances, delivering superior load capacity and wear resistance for demanding precision instruments.

100% vibration and noise tested before factory dispatch. Combined with high-speed grease, it ensures smooth and silent operation, perfectly solving noise issues in medical devices and robotics.

Company profile

Xiamen Dreampower Intelligent Technology Co., Ltd.

Fujian, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2010-12-01Nearest Port: Xiamen, Guangzhou, ShanghaiAverage Response Time: ≤3.52hTerms 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:Do you provide free samples for the 677 miniature deep groove ball bearing?

Yes, as a direct manufacturer (Welink Bearing), we provide free samples for your quality testing. You only need to cover the shipping cost. We ensure the sample matches the quality of bulk orders.

Q:Can you customize the 677 ball bearings for specific high-speed applications?

Absolutely. We offer professional OEM/ODM services. Our engineering team can adjust the radial clearance (C0, C2, C3), precision grade (up to ABEC-7), and apply specific high-speed grease based on your micro motor or RC model requirements.

Q:What is your MOQ and delivery time for wholesale miniature bearings?

Our MOQ is highly flexible for our clients. For standard 677ZZ bearings in stock, delivery takes 3-5 days. Customized orders take about 15-20 days. All shipments undergo strict Z3/Z4 noise and vibration testing to guarantee premium quality.