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High Quality Cylindrical Roller Bearings Nnu4920K for Generator
US$10.00-20.00
1 Piece
Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Rolling Body

Roller Bearings

The Number of Rows

Double

Model NO.

NNU4920K

Outer Dimension

Small and Medium-Sized (60-115mm)

Material

Bearing Steel

Spherical

Non-Aligning Bearings

Load Direction

Radial Bearing

Separated

Separated

Roller Bearings

Precision Cylindrical Roller Bearings

Breadth

40mm

Inner Diameter

10mm

Accuracy Grade

P4/P2/P5

Sealing Type

Seal or Not

Outer Diameter

140mm

Load Rating

Cr:129kn Cor:255

Limiting Speed

Grease:5300r/Min Oil:6300r/Min

Weight

Abou1.86kg

Axial Clearance

0.98mm

Transport Package

Cases and Pallets

Specification

dimension for Cylindrical Roller Bearing

Trademark

ZYS

Origin

Luoyang, Henan, China

Production Capacity

10000000PCS/Year

Key features

High Capacity and Rigidity: Line contact design offers higher load capacity and rigidity than angular contact ball bearings.
Double Row Structure: Double row cylindrical roller bearings designed for medium to large scale machine tools.
Precision Accuracy Grades: Available in P4, P2, and P5 accuracy grades for high-precision applications.
Oil Lubrication Groove: Outer ring features circumferential oil groove and three symmetric lubricant holes for oil lubrication.
High-Speed Capability: Limiting speed up to 6300r/min with oil lubrication and 5300r/min with grease.
ISO 9001 Certified: Manufacturing process certified under GB/T19001-2000 and ISO9001:2000 standards.
OEM and ODM Services: Full OEM and ODM services available with 26 R&D engineers supporting customization.
Premium Bearing Steel: Constructed from high-quality materials including GCr15, 9Cr18, and G20CrMo.

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: ≤9.22h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryLuoyang Bearing Research Institute Co., Ltd. is a Chinese manufacturer established in 1993, specializing in high-tech bearings and related products. The company exports a significant portion of its products and holds ISO9001:2008 certification. It has substantial production capabilities, with over 10 production lines and an annual output above US$100 million. The company emphasizes research and development, with a focus on precision and special bearings for key economic sectors.
Supplier typeLuoyang Bearing Research Institute Co., Ltd. is a manufacturer specializing in high-tech and precision bearings and related products.
CertificationsThe company holds an ISO9001:2008 certificate, indicating a commitment to quality management standards.
R&D capabilityThe company is involved in the development of high-performance and non-standard bearing products and has a significant R&D focus.
Production capacityThe supplier operates above 10 production lines with an annual production output exceeding US$100 million.
Customization capabilityThe company specializes in non-standard and customized bearing products for specific economic sectors.

Product Q&A

Q:What are the main applications for these bearings?
A:
They are used in medium and large scale machine tools requiring large load, high rigidity, and low speed.
Q:Can these bearings bear axial load?
A:
No, they cannot bear axial load due to detachable inner and outer rings; they are often paired with thrust ball bearings.
Q:What accuracy grades are available?
A:
The available accuracy grades are P4, P2, and P5.
Q:What is the limiting speed for oil lubrication?
A:
The limiting speed is 6300r/min when using oil lubrication.
Q:Do you offer OEM and ODM services?
A:
Yes, we offer both OEM and ODM services supported by 26 R&D engineers.

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