Roller Bearing

Cylindrical Roller Bearing NN3068 High Precision P4 Grade for Industrial Machinery

SKU: 68bbe80d9b49 In Stock

Ensure smooth, high-precision rotation in industrial machinery with our Cylindrical Roller Bearing NN3068 High Precision P4 Grade. Engineered to deliver stable performance even under heavy radial loads, this bearing minimizes vibration and extends equipment service life, addressing the critical need for reliable motion in demanding manufacturing environments.

  • P4 precision grade ensures tight dimensional tolerance, ideal for machine tools and high-speed industrial applications
  • Separated inner/outer ring design allows easy installation and maintenance, reducing downtime for busy workshops
  • Constructed with premium bearing steel for exceptional durability, backed by our ISO 9001:2015 quality certification
  • Open seal type supports versatile lubrication options (oil, grease, dry) to match specific operational requirements
Wholesale Price (FOB)
¥0.95
MOQ: 1 Piece • Bulk discounts available on inquiry
SEND INQUIRY WHATSAPP
12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

Especificaciones del Producto

Parámetro

Detalles

Modelo NO.

Nombre del Producto

Rodamiento de Rodillos Cilíndricos

Estructura

Cilíndrico

Dimensión Externa

35mm-180mm

Especificación

Material

Acero para rodamientos

Clasificación de Precisión

P0 P6 P5 P4 P2

Dirección de Carga

Rodamiento Radial

Esférico

Rodamientos No Alineados

Separado

Separado

Tipo de Sellos

Abrir

Lubricar

Grasa de aceite seca

Número de fila

Fila Única

Vibración

Servicio

OEM ODM

Marca registrada

BDL

Origen

China

Código HS

8482500090

NN3068
340*520*133 mm
V1V2V3V4

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Equipos de Impresión, Reductores

Automotriz

Sistemas de Transmisión, Cajas de Cambios

Maquinaria Pesada

Fabricación

Construction Equipment, Crushers
CNC Machines, Spindles

Reduce Downtime with NN3068 High Precision Cylindrical Roller Bearing for Industrial Machinery

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. When precision components like machine tool spindles or printing presses malfunction, production halts, deadlines slip, and repair costs mount. Many face challenges with sourcing reliable high-precision bearings that balance performance, lead time, and customization options—especially for specialized applications requiring P4 grade accuracy.

NN3068 Cylindrical Roller Bearing: Engineered for Stable Industrial Performance

Our NN3068 High Precision P4 Grade Cylindrical Roller Bearing addresses these pain points with factory-direct manufacturing capabilities and strict quality control. As an integrated bearing manufacturer with ISO9001 and ISO14001 certifications, we ensure each bearing meets P4 precision standards (0.001mm runout tolerance) and Z2-Z4 noise grades, critical for high-speed industrial machinery. The separated inner and outer rings allow easy installation and maintenance, while bearing steel construction delivers durability for heavy radial load applications in machine tools and reducers.

Rendimiento Óptimo en Entornos Industriales Exigentes

This cylindrical roller bearing excels in high-load, high-precision industrial applications where rotational stability is non-negotiable. With dimensions 340*520*133 mm, it supports radial loads in machinery operating at moderate to high speeds, thanks to its open design and compatibility with oil, grease, or dry lubrication systems. The single-row structure balances load capacity with compact installation, making it ideal for tight spaces in printing equipment and CNC machine spindles—where vibration control (V1-V4 grades) directly impacts product quality.

Precision Engineering That Drives Machinery Reliability

The P4 precision rating of this NN3068 bearing ensures minimal radial and axial runout, critical for maintaining spindle accuracy in precision machining. Its separated design allows for easy mounting and dismounting, reducing maintenance time during equipment overhauls. The bearing steel material provides excellent wear resistance, extending service life in continuous-operation industrial settings. When paired with proper lubrication, the open seal type facilitates heat dissipation, preventing premature failure in high-temperature environments common in manufacturing facilities.

Por qué comprometerse con la calidad de los rodamientos cuesta más a largo plazo

Choosing low-quality bearings may seem cost-effective initially, but the hidden costs add up quickly. A single bearing failure in a production line can cause hours of downtime, costing thousands in lost output. Inferior materials lead to accelerated wear, requiring frequent replacements. Our high-precision cylindrical roller bearings, backed by a 12-month global warranty, reduce these risks by delivering consistent performance. We adhere to strict quality control processes in our R&D and QC lab, ensuring each bearing meets international standards—ultimately lowering your total cost of ownership through reduced maintenance and longer service intervals.

Your Reliable Partner for Industrial Bearing Solutions

With 18 years of experience serving global buyers across Europe, America, and Southeast Asia, Jinan Saifan Bearing has established a reputation for stable supply and competitive pricing. Our manufacturing capacity of 100,000 units monthly ensures we can meet both small-batch and large-volume orders, with 1pc MOQ for standard items and 3-5 day sample lead times. We offer full OEM/ODM customization to match your specific machinery requirements, supported by free technical guidance. Our quality commitment is reinforced by ISO9001 and ISO14001 certifications, and we stand behind every product with defect replacement and refund options.

Packaging & Shipping

    Embalaje en cartón y paletas para un transporte seguro

    3-5 días de plazo de muestra para pruebas y validación

    5-15 días de entrega a granel para pedidos estándar

    Opciones de envío flexibles que incluyen exprés, aéreo y marítimo

  • 1pc minimum order quantity for emergency replacements

Get Your NN3068 Bearing Shipped Fast

Don’t let equipment downtime impact your production schedule. Whether you need a single replacement bearing or a bulk order for your manufacturing line, we can deliver the NN3068 High Precision Cylindrical Roller Bearing quickly. Send us your specifications today, and our technical team will ensure the bearing matches your machinery requirements—helping you get back to full operation with minimal delay.

Preguntas Frecuentes

Q: Is this NN3068 bearing manufactured to genuine quality standards?

A: Yes, we are an integrated manufacturer with ISO9001 and ISO14001 certifications. Each bearing undergoes strict quality control in our QC lab to ensure compliance with P4 precision and performance standards.

Q: How can I confirm if the NN3068 is suitable for my machine tool?

A: Provide your equipment model, operating speed, and load requirements. Our technical team offers free guidance to verify compatibility and recommend optimal lubrication and installation practices.

P: ¿Qué cobertura de garantía ofrecen para este rodamiento?

A: We provide a 12-month global warranty. If the bearing fails due to manufacturing defects, we offer free replacement or refund.

Q: What is the minimum order quantity for the NN3068 bearing?

A: Aceptamos un MOQ de 1 pieza para artículos estándar, apoyando tanto reparaciones de emergencia como requisitos de pequeñas cantidades.

Q: How long does it take to ship the NN3068 bearing?

A: Standard samples ship within 3-5 days, and bulk orders within 5-15 days. We offer DHL, FedEx, and Alibaba Trade Assurance for secure, trackable delivery.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond

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.

Related Products

You May Also Need

VIEW ALL PRODUCTS
Engineering Insights

Latest from Our Knowledge Base

ALL ARTICLES