What is the minimum order quantity?

The minimum order quantity is 1000 pieces.

What is the lead time for production?

The lead time is one month during the off-season and 1-3 months during the peak season.

What certifications do your bearings have?

Our manufacturing process is IATF 16949:2016 certified, and products comply with ISO 492, DIN 625, and ABEC standards.

6303 Zz Deep Groove Ball Bearing Double Shielded Metal Shields

Name: 6303 Zz Deep Groove Ball Bearing Double Shielded Metal Shields
Brand: Wuxi Yw Precision Bearing Factory
SKU: 2141314642

Jiangsu, ChinaWuxi Yw Precision Bearing Factory

US$0.30-0.50

3,000 Pieces

Product specifications

Specification

Product profile

Customization

Available

Certification

IATF 16949

Product Name

Deep Groove Ball Bearing

Model NO.

6303 ZZ

Model No.

6303

Precision Class

DIN P0( ABEC-1) P6(ABEC-3) P5(ABEC-5) P4(ABEC-7)

Related Standards

ISO 492, 582 and 1132

Material

AISI 52100/ 100cr6 /Gcr15

Cage

Machined Brass Cage

Ball

AISI 52100/ 100cr6 /Gcr15

Seal Type

Open Zz 2RS or as Require

Noisel Level

Z1 Z2 Z3

Vibration Level

V1 V2 V3

Feature

High Precison and Low Nosie

Application

Elect/ Motorcycle/ Automobile/ Industrial Mechanic

Lubrication

Grease or Oil

Transport Package

Standard Packaging or Customized

Specification

Standard Specifications or Customized

Trademark

Origin

Jiangsu, Wuxi, China

HS Code

8482102000

Production Capacity

100000 PCS/ Months

Key features

IATF 16949 Certified Quality: Manufacturing process certified for automotive and industrial standards ensuring reliability.

OEM/ODM Customization: Supports custom branding, laser marking, inner box design, and specific dimensional adjustments.

High Precision & Low Noise: Precision-engineered raceways and ball complement reduce friction, minimizing energy consumption.

Wide Size Range: Comprehensive portfolio from miniature to large-sized units accommodating diverse application needs.

Versatile Sealing Options: Available in Open, ZZ (Double Shielded), and 2RS (Double Sealed) configurations for various environments.

Durable Bearing Steel: Made from GCr15/AISI 52100 high-carbon chromium steel with controlled heat treatment for wear resistance.

Flexible Clearance & Precision: Options for CN/C3/C4 clearance and P0/P6/P5/P4 tolerance classes to suit specific operating conditions.

Stable Bulk Supply: Reliable supply for bulk orders with stable production scheduling and 100% finished product inspection.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-brandedExhibition Experience

Wuxi Yw Precision Bearing Factory

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.01h

AI-Powered supplier vetting

SummaryWuxi Yw Precision Bearing Factory is a China-based limited company established in 1997, with 168 employees and ball bearing products. It reports broad customization and ODM capabilities, new product development during the past year, and production-related equipment including an automatic assembly and testing line. Quality control includes 14 inspectors and documented finished-product inspection instructions. Service processes, corrective actions, and complaint handling are documented and followed. However, the supplier has no stated OEM service for popular brands, no SDK, no overseas warehouse, showroom, agents, branches, or overseas service countries, and no valid manufacturing-capacity contract with affiliated subcontractors. Financial credibility cannot be fully assessed because the slices list reporting years but provide no financial results or monetary data. Certification holdings and customer cases are not evidenced.

Supplier typeThe supplier is identified as Wuxi Yw Precision Bearing Factory, a China-based limited company located in Jiangsu, with 168 employees and ball bearing products. It is not identified as part of a larger company group or as an offshore company.

After-Sales capabilityThe supplier has written and followed procedures for service assessment, corrective and preventive actions, and customer complaint handling. However, it reports no overseas warehouse, showroom, agent, branch, or overseas service coverage, limiting evidence of geographically broad after-sales support.

R&D capabilityThe supplier states that it had new products during the past year and provides ODM services, supporting active product development. It does not have an available SDK and does not provide OEM services for popular brands, so the evidence supports product innovation but not software-development or major-brand OEM capability.

Production capacityProduction evidence includes specialized bearing-related equipment, an automatic assembly and testing line, 14 quality inspectors, inventory capability, and five qualified service suppliers. However, the supplier reports no valid manufacturing-capacity contract with affiliated subcontractors, creating a documented limitation in subcontracting governance.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated consistently across the R&D and design-service information.

Product Q&A

Q:Are you a factory or a trader?

We are a manufacturer integrating industry and trade. Welcome to visit our company.

Q:Can I add my LOGO to the product?

We support on-demand customization, including LOGO customization, color customization, appearance size customization, etc.

Q:What payment methods do you support?

We support T/T, Western Union, PayPal, cash, etc. The details can be negotiated.

Q:What are your modes of transportation?

We usually choose the appropriate mode of transportation (sea, air, land) according to the conditions of the goods, or we can choose the mode of transportation according to your requirements.

Q:How can I get an accurate quotation?

You can first send your specific demand information and product pictures, and we will customize a solution for you according to your needs and inform you of the specific price.