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Zys 33 Series Double Row Angular Contact Ball Bearing 3304A
US$3.50
500-1,999 Pieces
US$3.00
2,000+ Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableContact Angle
25 Degree or 30 DegreeAligning
Aligning BearingModel NO.
3304ASeparated
UnseparatedRows Number
DoubleLoad Direction
Radial or AxialMaterial
Bearing SteelCage Material
Nylon, Steel and BrassAccuracy
P4A GradeFeatures
Low Vibration and Noise LevelBearing Cage
Metal or NylonTransport Package
Standard Export PackageSpecification
25*62*25.4mmTrademark
ZYSOrigin
ChinaHS Code
848210300Production Capacity
50000 PCS/YearKey features
Double Row Design: Withstands large radial and axial bidirectional combined loads and moment loads.
High Rigidity: Offers better rigidity than single row bearings, suitable for high rigidity requirements.
Contact Angle Options: Available with 25 or 30 degree contact angles for specific load applications.
Precision Manufacturing: Produced by a state-level research institute with Austrian heat treatment equipment.
Low Vibration: Features low vibration and noise levels for smooth operation.
Customizable Cage: Cage material can be customized to Nylon, Steel, or Brass based on requirements.
OEM Service: Accepts OEM orders with custom LOGO, design, and package options.
ISO Certified Quality: All products pass ISO9001-2008 quality certificate standards.
Company profile
CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 1995-09-02 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.42h CertifiedTerms of Payment: LC, T/T
AI-Powered supplier vetting
SummaryLuoyang Bearing Research Institute Co., Ltd. is a China-based manufacturer established in 1993, with 708 employees and operations in Henan. Its stated business covers precision, special, large-size, slewing, wind-turbine, and other bearing products, as well as spindles, testing instruments, manufacturing equipment, and related materials. The supplier reports export activity since 1995, with exports representing 51%–70% of total sales. It has ISO9001:2008 and other certifications, more than 10 production lines, 26 years of R&D engineer experience, 50 quality-control staff, and stated annual production of 10 million angular-contact ball-bearing sets. The evidence supports strong manufacturing breadth, R&D specialization, and international operating experience. However, the provided information does not sufficiently establish after-sales service capability, financial credibility, customization performance, or specific customer cases.
Supplier typeThe supplier is explicitly identified as a manufacturer and operates as a limited company in Henan, China. Its stated business includes research, development, production, and sales of bearing products and related equipment.
CertificationsThe supplier reports holding an ISO9001:2008 certificate and other certifications. This provides explicit evidence of management-system certification, although the details and current validity of the additional certifications are not specified.
R&D capabilityThe supplier is described as a high-tech enterprise focused on high-end, precise, advanced, unique, and non-standard bearings. It conducts R&D on precision and special bearings, spindles, testing equipment, and materials, with 26 years of R&D engineer experience and involvement in industry standards, supporting a strong innovation profile.
Production capacityThe supplier has 708 employees, more than 10 production lines, and a broad product portfolio spanning special, precision, medium/large, sliding, and bearing-related products. It also reports annual production of 10 million angular-contact ball-bearing sets, providing explicit evidence of substantial production capability.
Customization capabilityThe supplier explicitly develops high-end, non-standard bearing products and serves key units across various national economic fields. This indicates capability to address specialized product requirements, but the slices do not provide specific examples of customer-customized projects or verified customization performance.
Product Q&A
Q:Are you a trading company or manufacturer?
A:
ZYS is a bearing manufacturer and the only first-class comprehensive research institute in China's bearing industry.
Q:How do you control the quality of bearings?
A:
ZYS has established quality control systems for each kind of bearing and spindle. All products and services passed ISO9001-2008 Quality Certificate.
Q:What is the MOQ?
A:
It depends on the bearing type. You can send inquiry or send e-mail for more information.
Q:How about the package?
A:
Industrial packing in general condition (Plastic tube+ carton+ pallet). Accept design package when OEM.
Q:How long is the delivery time?
A:
It will take about 10 to 40 days, depends on the model and quantity.
Send Inquiry
*To:Luoyang Bearing Research Institute Co., Ltd.
Luoyang Bearing Research Institute Co., Ltd.*Content:
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