Roller Bearing

Cylindrical Roller Bearings P0-P4 Precision ISO Certified for Industrial Machinery

SKU: 4660a4f34402 In Stock

Ensure smooth, precise operation for your industrial machinery with our Cylindrical Roller Bearings, engineered to deliver reliable performance even under heavy radial loads. As ISO-certified precision components (P0-P4 grades), these bearings minimize vibration (Z1V1-Z3V3) and extend equipment lifespan, addressing the critical need for stable, long-lasting mechanical rotation in demanding work environments.

  • Separated inner/outer ring design allows easy mounting and maintenance, a key advantage for quick assembly lines
  • Constructed from high-grade bearing steel with grease/oil lubrication flexibility to suit your machinery’s unique operating conditions
  • Backed by our 12-month warranty and technical support team, ensuring you get consistent quality and expert guidance when you need it
Wholesale Price (FOB)
¥0.85
MOQ: 1 Piece • Bulk discounts available on inquiry
12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

Product Specifications

Parameter Details
Model NO. K3X5X7TN, K3X5X9TN, K3X6X7TN
Structure Cylindrical
Lubrication Grease or Oil
Precision Rating P0, P6, P5, P4, P2
Vibration Z1V1, Z2V2, Z3V3
Service OEM, ODM
Rolling Body Roller Bearings
The Number of Rows Single
Material Bearing Steel
Spherical Non-Aligning Bearings
Load Direction Radial Bearing
Separated Separated
Outer Dimension 35mm-180mm
Transport Package Carton Pallet
Specification 40*90*23mm
Trademark BDL
Origin China
HS Code 8482500090
Production Capacity 100000

Application Industries

Industry Typical Equipment
Industrial Machinery Machine Tools, Printing Equipment, Reducers
Automotive Transmission Systems, Axles
Agriculture Harvesters, Tractors
New Energy Wind Turbines, Solar Equipment
Home Appliances Motors, Pumps
Construction Excavators, Heavy Load Machinery

Reduce Downtime with Precision Cylindrical Roller Bearings for Industrial Machinery

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. When low-quality bearings fail prematurely, production lines halt, maintenance costs rise, and deadlines are missed. Sourcing reliable precision bearings with flexible order options and quick delivery can be a constant challenge for manufacturers and distributors alike.

High Precision Cylindrical Roller Bearings Engineered for Reliability

Our Cylindrical Roller Bearings address these challenges with P0-P4 precision ratings and ISO certifications, ensuring consistent performance in critical industrial applications. With a separated structure design, they facilitate easy installation and maintenance, reducing machine downtime. Whether for machine tools requiring tight tolerances or printing equipment needing smooth operation, these bearings deliver the durability and precision your machinery demands.

Optimized Performance in Demanding Industrial Environments

Cylindrical Roller Bearings excel in applications with heavy radial loads and moderate speeds, making them ideal for industrial machinery. Their single-row design and bearing steel construction provide excellent load-carrying capacity, while Z1V1-Z3V3 vibration grades ensure quiet operation—critical for precision equipment. Whether operating in high-temperature environments or handling continuous duty cycles, these bearings maintain stability and extend machinery lifespan.

Key Technical Features That Drive Machinery Efficiency

The precision rating of these bearings directly impacts machine performance: P0 for general industrial use, P5 for high-speed applications, and P4 for precision machinery where minimal runout is essential. The separated structure allows for easy mounting and dismounting, simplifying maintenance procedures. Vibration grades Z2V2 and Z3V3 are particularly valuable in noise-sensitive environments like printing presses and packaging machinery, reducing operational noise while maintaining accuracy. The use of high-quality bearing steel ensures resistance to wear and fatigue, even under heavy loads.

Long-Term Value of ISO Certified Precision Bearings

Choosing ISO certified Cylindrical Roller Bearings reduces the hidden costs associated with counterfeit or substandard products. Inferior bearings often fail early, leading to unplanned downtime, expensive repairs, and potential damage to other machinery components. Our bearings, backed by ISO 9001 and ISO 14001 certifications, provide consistent quality and reliability, lowering total cost of ownership over time. With precise manufacturing and strict quality control, they deliver predictable performance and longer service life, maximizing your machinery’s productivity.

Why Saifan Bearings is Your Trusted Partner

With over 18 years of experience as an integrated bearing manufacturer and exporter, Saifan Bearings serves global buyers across Europe, America, Southeast Asia, and the Middle East. Our in-house R&D and QC lab ensure each bearing meets stringent quality standards, while OEM/ODM capabilities allow for customized solutions to match your specific requirements. We offer flexible orders with 1pc MOQ for standard items, 3–5 days sample lead time, and 5–15 days bulk delivery, supported by a 12-month global warranty and free technical guidance. Our commitment to stable supply and competitive pricing has made us a reliable partner for industrial machinery manufacturers worldwide.

Packaging & Shipping

  • Secure carton pallet packaging to protect bearings during transit
  • Sample lead time: 3–5 days for standard items
  • Bulk delivery: 5–15 days after order confirmation
  • Multiple shipping options available to meet your timeline
  • 1pc MOQ for standard items, supporting small-batch and emergency orders

Get Your Precision Cylindrical Roller Bearings Today

Don’t let bearing issues disrupt your production. Contact us with your bearing model, required precision grade, and quantity, and our technical team will provide a tailored quote within 24 hours. With fast sample delivery and reliable bulk production, we ensure you get the bearings you need when you need them.

Frequently Asked Questions

Q: Are these bearings genuine and certified?

A: Yes, our Cylindrical Roller Bearings are manufactured in compliance with ISO 9001 and ISO 14001 standards, ensuring genuine quality and traceability.

Q: How can I confirm the right bearing model for my machinery?

A: Provide your equipment model, operating conditions (load, speed, temperature), and required precision grade. Our technical team will assist with选型确认.

Q: What is the warranty policy?

A: We offer a 12-month global warranty covering manufacturing defects, with free replacement or refund available for non-conforming products.

Q: What is the minimum order quantity?

A: We accept 1pc MOQ for standard items, making it easy to source single units for maintenance or small-batch production.

Q: How long does shipping take?

A: Sample lead time is 3–5 days, and bulk delivery takes 5–15 days. We offer flexible shipping options to meet your deadline.

Q: Can you provide custom bearings for specific applications?

A: Yes, we offer full OEM/ODM customization services to meet unique specifications, supported by our in-house R&D and engineering team.

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Sample Policy

Free samples available for distributors. 3–5 days production lead time.

Bulk Delivery

5–15 days for bulk orders. T/T, L/C and Alibaba payments accepted.

Certifications

ISO 9001:2015, ISO 14001 certified. ABMA / DIN compliant.

After-Sales

12-month warranty plus dedicated technical failure analysis support.

Engineering Insights

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