Saifan Bearing
Needle Roller Bearings RNAV4008-4012 P0-P4 Precision for Industrial Machinery 51.6x68x28mm
Needle Roller Bearings RNAV4008-4012 P0-P4 Precision for Industrial Machinery 51.6x68x28mm
Needle Roller Bearings RNAV4008-4012 P0-P4 Precision for Industrial Machinery 51.6x68x28mm
Needle Roller Bearings RNAV4008-4012 P0-P4 Precision for Industrial Machinery 51.6x68x28mm
Needle Roller Bearings RNAV4008-4012 P0-P4 Precision for Industrial Machinery 51.6x68x28mm
Needle Roller Bearings RNAV4008-4012 P0-P4 Precision for Industrial Machinery 51.6x68x28mm
Needle Roller Bearings RNAV4008-4012 P0-P4 Precision for Industrial Machinery 51.6x68x28mm
Needle Roller Bearings RNAV4008-4012 P0-P4 Precision for Industrial Machinery 51.6x68x28mm
Needle Roller Bearings RNAV4008-4012 P0-P4 Precision for Industrial Machinery 51.6x68x28mm
Needle Roller Bearings RNAV4008-4012 P0-P4 Precision for Industrial Machinery 51.6x68x28mm
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Needle Roller Bearings RNAV4008-4012 P0-P4 Precision for Industrial Machinery 51.6x68x28mm

SKU: 311162fb2428

Ensure smooth, precise rotation in your industrial machinery with our Needle Roller Bearings RNAV4008, engineered to deliver reliable performance even under heavy radial loads. Crafted from high-grade bearing steel and available in P0-P4 precision grades, these 51.6x68x28mm radial bearings minimize vibration and extend equipment lifespan—ideal for machine tools, textile machinery, and printing equipment where consistency matters most.

  • Seamless integration with existing setups thanks to precise 51.6*68*28mm dimensions and C0/C3/C4 clearance options
  • Grease or oil lubrication flexibility adapts to your operational needs, reducing maintenance downtime
  • Backed by our ISO 9001-certified manufacturing process for stable quality and 12-month warranty protection
Factory Price
¥1.50
MOQ: 1pc · Bulk discount available
ISO 9001
Certified
12-Month
Warranty
3-5 Days
Sample Delivery
Technical Documentation

Product Details

Especificaciones del Producto

Parámetro

Detalles

Modelo NO.

Dirección de Carga

Rodamiento Radial

Estilo

Sin Anillo Exterior, Sin Anillo Interior

Material

Acero para rodamientos

Tipo

Cerrado

Nombre del Producto

Rodamiento de agujas

Lubricación

Grasa o Aceite

Calificación de Precisión

P0 P6 P5 P4 P2

Liquidación

C0 C3 C4

Tiempo de entrega

3-7días

Servicio

OEM ODM

Paquete de Transporte

Palet de Cartón

Especificación

Origen

China

Código HS

8482102000

Capacidad de Producción

1000000

RNAV4008
51.6*68*28 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Equipos de Impresión, Reductores

Automotriz

Sistemas de Transmisión, Cajas de Cambios

Maquinaria Agrícola

Cosechadoras, Tractores

Nueva Energía

Aerogeneradores, Equipos Solares

Electrodomésticos

Motores, Bombas

Reduce Downtime with Precision RNAV4008 Needle 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 stop, maintenance costs rise, and deadlines are missed. Sourcing reliable bearings with flexible order options and quick delivery can be a constant challenge for manufacturers and distributors alike.

Precision Needle Bearings Engineered for Reliable Performance

The RNAV4008 Needle Roller Bearing addresses these challenges with its P0-P4 precision rating and robust bearing steel construction. Designed for radial load applications, this 51.6x68x28mm bearing offers the durability needed for industrial machinery such as machine tools and reducers. With our 1pc MOQ for standard items and 3-7 day delivery time, we provide the flexibility to meet both emergency repairs and regular production needs.

Rendimiento Óptimo en Entornos Industriales Exigentes

This closed-type needle roller bearing excels in high-load industrial applications where space is limited. Its design without inner and outer rings allows for compact installation while maintaining high radial load capacity. Whether operating in machine tool spindles or printing equipment, the RNAV4008 delivers consistent performance under varying speeds and load conditions, supported by either grease or oil lubrication options.

Key Technical Features That Matter for Your Machinery

The precision rating of P0-P4 ensures minimal runout and vibration, critical for maintaining machining accuracy in CNC equipment. Clearance options (C0, C3, C4) allow customization based on operating temperature and load conditions, preventing premature failure due to thermal expansion or improper fit. The bearing steel material provides excellent wear resistance, extending service life even in high-cycle industrial applications. Closed-type design offers enhanced contaminant protection compared to open bearings, reducing maintenance requirements in dusty manufacturing environments.

Why Genuine Precision Bearings Deliver Lower Total Cost

Choosing genuine precision needle roller bearings like the RNAV4008 reduces the hidden costs associated with counterfeit or low-quality alternatives. Inferior bearings often fail prematurely, leading to unplanned downtime, increased labor costs for replacements, and potential damage to mating components. Our bearings, manufactured under ISO9001 and ISO14001 certifications, provide consistent quality that lowers long-term maintenance expenses and improves overall equipment effectiveness.

Su Socio de Confianza para Soluciones de Rodamientos Desde 2005

With 18 years of experience serving global buyers across Europe, America, Southeast Asia, and the Middle East, Jinan Saifan Bearing has established a reputation for reliability. Our in-house R&D and quality control lab ensure each bearing meets strict performance standards. We offer a 12-month global warranty, free technical guidance, and defect replacement or refund policies. Our production capacity of 1,000,000 units annually guarantees stable supply, while OEM/ODM customization services meet specialized application requirements.

Embalaje y Envío

    Embalaje seguro de cartón y paletas para prevenir daños durante el tránsito

    Tiempo de entrega de 3 a 7 días para pedidos estándar

    Opciones de envío flexibles que incluyen exprés, aéreo y marítimo

    Seguimiento logístico en tiempo real proporcionado para todos los envíos

    Se admite una cantidad mínima de pedido de 1 pieza para reparaciones de emergencia

Get Your RNAV4008 Bearings Delivered Fast

Don't let bearing issues slow down your production. Whether you need a single replacement bearing or bulk order for your machinery, we're ready to fulfill your request. Send us your specifications and quantity requirements today to get started.

Preguntas Frecuentes

Q: ¿Son estos rodamientos genuinos?

A: Yes, we are an integrated bearing manufacturer with full quality control processes. Each bearing is produced in our ISO9001 & ISO14001 certified facility and comes with traceability documentation.

Q: How can I confirm if the RNAV4008 is suitable for my equipment?

A: Provide your equipment model, operating conditions (load, speed, temperature), and application details. Our technical team will verify compatibility and provide guidance at no cost.

Q: What warranty do you offer on the RNAV4008 bearings?

A: Ofrecemos una garantía global de 12 meses que cubre defectos de fabricación. Si un rodamiento falla bajo condiciones de operación normales dentro del período de garantía, ofrecemos reemplazo o reembolso gratuito.

Q: What is the minimum order quantity for the RNAV4008?

A: The minimum order quantity is 1 piece for standard items, supporting both emergency repairs and small-batch requirements.

Q: How quickly can you ship the RNAV4008 bearings?

A: Standard delivery time is 3-7 days. We offer expedited shipping options for urgent requirements, with tracking information provided once shipped.

Q: Can you provide custom packaging or labeling for the bearings?

A: Yes, we offer OEM/ODM services including custom packaging, labeling, and branding to meet your specific requirements.

¿Listo para hacer un pedido o necesita una cotización?

Envíe su designación de rodamiento, detalles de la aplicación y cantidad — responderemos dentro de 24 horas.

Quality Assurance
100% Inspection

High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.

Delivery
3-15 Days

Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).

Customization
Full OEM/ODM

P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.

After-Sales
12-Month Warranty

Professional technical guidance and failure solutions from our R&D team.

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Need a Custom Solution?

Our R&D team supports full OEM/ODM customization with technical drawings. Contact us for stable factory pricing and reliable supply.