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Factory Suppliers High Quality Cylindrical Roller Bearings Nn3034K
US$10.00-20.00
1 Piece
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableRolling Body
Roller BearingsThe Number of Rows
DoubleModel NO.
NN3034KOuter Dimension
Small and Medium-Sized (60-115mm)Material
Bearing SteelSpherical
Non-Aligning BearingsLoad Direction
Radial BearingSeparated
SeparatedRoller Bearings
Precision Cylindrical Roller BearingsBreadth
67mmInner Diameter
170mmAccuracy Grade
P4/P2/P5Sealing Type
Seal or NotOuter Diameter
260mmLoad Rating
Cr:450kn Cor:800Limiting Speed
Grease:3000r/Min Oil:3600r/MinWeight
Abou13kgAxial Clearance
0.98mmTransport Package
Cases and PalletsSpecification
dimension for Cylindrical Roller BearingTrademark
ZYSOrigin
Luoyang, Henan, ChinaProduction Capacity
10000000PCS/YearKey features
High Load Capacity: Line contact design provides higher capacity and rigidity than angular contact ball bearings.
Precision Accuracy: Available in P4/P2/P5 accuracy grades for high-precision machine tool applications.
Dual Structure Series: Offers single row (N10) and double row (NN30) cylindrical roller bearings for various needs.
Tapered Bore Option: NN30K series features 1:12 tapered bore for secure mounting and greater radial load bearing.
Separable Design: Inner and outer rings are separable, allowing for easier installation and maintenance.
ISO Certified Quality: Manufactured under ISO9001:2000 and GJB9001A-2001 standards for high reliability.
OEM/ODM Service: Custom manufacturing services available with 26 R&D engineers and advanced equipment.
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: ≤6.51h 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:What is the load direction for this bearing?
A:
This bearing is designed for radial load direction only and cannot bear axial load due to its detachable inner and outer rings.
Q:What accuracy grades are available?
A:
The available accuracy grades are P4, P2, and P5, suitable for high-precision applications.
Q:What is the limiting speed with oil lubrication?
A:
The limiting speed is 3600 r/min when using oil lubrication.
Q:Can the inner and outer rings be separated?
A:
Yes, the inner and outer rings are separable, which facilitates installation and maintenance.
Q:What materials are used for manufacturing?
A:
Materials include GCr15, 9Cr18, G20CrMo, or other specified materials.
Send Inquiry
*To:Luoyang Bearing Research Institute Co., Ltd.
Luoyang Bearing Research Institute Co., Ltd.*Content:
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