What is the lead time for production?

The average lead time is one month for both peak season and off-season.

What materials are used for the bearing?

The materials include GCr15, 9Cr18, G20CrMo, or other customized options.

What certifications does the product have?

The product is certified under GB/T19001-2000 (ISO9001:2000), GJB/Z9001A-2001, and GJB9001A-2001.

High Performance Cylindrical Roller Bearing Nnu4924 with High Speed Ratation

Name: High Performance Cylindrical Roller Bearing Nnu4924 with High Speed Ratation
Brand: Luoyang Bearing Research Institute Co., Ltd.
SKU: 767260725

Henan, ChinaLuoyang Bearing Research Institute Co., Ltd.

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.

NNU4924

Outer Dimension

Small and Medium-Sized (60-115mm)

Material

Bearing Steel

Spherical

Non-Aligning Bearings

Load Direction

Radial Bearing

Separated

Roller Bearings

Precision Cylindrical Roller Bearings

Breadth

45mm

Inner Diameter

120mm

Accuracy Grade

P4/P2/P5

Sealing Type

Seal or Not

Outer Diameter

165mm

Load Rating

Cr:176kn Cor:340

Limiting Speed

Grease:4500r/Min Oil:5300r/Min

Weight

Abou2.71kg

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 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 applications.

Customizable Options: Customized roller bearings, breadth, inner/outer diameter, and sealing types available.

Dual Bore Types: Offers both cylindrical bore and tapered bore (1:12) options for specific mounting needs.

ISO Certified Quality: Manufactured under ISO9001:2000 and GJB9001A-2001 standards with rigorous testing.

High-Speed Performance: Limiting speed up to 5300r/min with oil lubrication for efficient operation.

Separable Design: Detachable inner and outer rings facilitate installation and maintenance.

Reputable Manufacturer: Produced by ZYS, a top 200 promising company with strong R&D and testing capabilities.

Company profile

Luoyang Bearing Research Institute Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 1995-09-02 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.19h 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 limiting speed of this bearing?

The limiting speed is 4500r/min with grease lubrication and 5300r/min with oil lubrication.

Q:Can this bearing bear axial load?

No, it cannot bear axial load due to the detachable inner and outer rings. It is often used with two-direction angular contact thrust ball bearings to bear axial load.

Q:What accuracy grades are available?

The available accuracy grades are P4, P2, and P5.

Q:Is OEM or ODM service available?

Yes, both OEM and ODM services are available for this product.

Q:What are the payment terms?

The accepted payment terms are LC (Letter of Credit) and T/T (Telegraphic Transfer).