What are the minimum order quantity and payment terms?

The minimum order quantity is 1 set. We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

What is the average lead time for production?

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

What are the main applications for this bearing series?

They are widely used in CNC machine tool spindles, industrial robots, metallurgical rolling mills, mining machinery, and wind power equipment.

Ncf3011ek up High Precision Bearing K W33

Name: Ncf3011ek up High Precision Bearing K W33
Brand: Luoyang Rock Precision Engineering Co., Ltd.
SKU: 2274179205

Henan, ChinaLuoyang Rock Precision Engineering Co., Ltd.

US$1.00

1 Piece

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Rolling Body

Roller Bearings

The Number of Rows

Single

Model NO.

NCF 30 Series

Outer Dimension

Multiple Sizes Available

Material

Chrome Steel

Spherical

Non-Aligning Bearings

Load Direction

Primarily Radial Load

Separated

Transport Package

Stardard

Specification

Stardard

Trademark

Rock

Origin

Luoyang

HS Code

8482500090

Production Capacity

5000 Pieces/Year

Key features

Ultra-High Precision Grades: Available in P2, UP, P4, SP, P5, and P6 grades for CNC spindles and robotics.

Full-Complement Design: Maximizes radial load capacity and rigidity for heavy-duty industrial applications.

Separable Structure: Enables easy installation, disassembly, and maintenance of the bearing components.

K and W33 Configurations: Tapered bore and lubrication grooves improve assembly adaptability and oil efficiency.

High-Quality Material: Made of high-carbon chromium steel for excellent shock resistance and wear resistance.

OEM and ODM Services: Offers full customization, minor customization, and flexible customization options.

Wide Application Range: Suitable for metallurgy, mining, wind power, marine propulsion, and heavy machinery.

Multiple Sizes Available: Outer dimensions range from 20mm to 500mm to fit various equipment needs.

Company profile

High Repeat Buyers Choice

Luoyang Rock Precision Engineering Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.82h

AI-Powered supplier vetting

SummaryLuoyang Rock Precision Engineering Co., Ltd. is a Chinese supplier established in 2022, specializing in bearings and related machinery. The company offers extensive customization capabilities and has OEM partnerships with well-known brands. Despite these strengths, the supplier lacks formal after-sales service procedures and overseas operational capabilities. With only one production line and limited export trade experience, their manufacturing and export capacities are modest. Financial data shows consistent capacity, but other areas like innovation and certifications remain unexplored.

After-Sales capabilityThe supplier does not have written procedures or records for handling customer complaints or service capability assessments.

Financial creditThe supplier has consistent financial data over the last three years, showing stable financial capacity.

R&D capabilityThe supplier does not have research and development capability with SDK availability.

Customization capabilityThe supplier offers full customization, including from samples and designs, indicating strong flexibility in product customization.

Product Q&A

Q:What precision grades are available for this bearing series?

We offer full coverage of premium precision grades including P2, UP, P4, SP, P5, and P6.

Q:Can the bearings be customized?

Yes, we provide OEM and ODM services including full customization, minor customization, and flexible customization from samples or designs.

Q:What are the K and W33 configurations?

K indicates a tapered bore for flexible shaft matching, while W33 features a circumferential lubrication groove with oil holes on the outer ring.

Q:How should the bearings be lubricated?

Bearings are pre-filled with grease upon shipment. For oil lubrication, please specify in the operating conditions form. Do not mix different brands of grease.

Q:What is the recommended replenishment cycle for grease?

Based on application conditions, we recommend replenishing grease every six to twelve months to maintain optimal protection.