Saifan Bearing
Needle Roller Bearing NKI42/30 42x57x30mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NKI42/30 42x57x30mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NKI42/30 42x57x30mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NKI42/30 42x57x30mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NKI42/30 42x57x30mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NKI42/30 42x57x30mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NKI42/30 42x57x30mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NKI42/30 42x57x30mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NKI42/30 42x57x30mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearing NKI42/30 42x57x30mm P0-P4 Precision for Industrial Machinery
In Stock · Ready to Ship

Needle Roller Bearing NKI42/30 42x57x30mm P0-P4 Precision for Industrial Machinery

SKU: f5681a546c86

Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing NKI42/30—engineered to deliver reliable performance under radial loads while maintaining tight dimensional control (42x57x30mm) for seamless integration. Crafted from high-grade bearing steel and available in P0-P4 precision grades, this closed-type radial bearing minimizes downtime by reducing vibration and noise, addressing common wear issues in heavy-duty applications.

  • Designed without inner/outer rings for space-saving installation in compact machinery setups
  • Supports both grease and oil lubrication to adapt to your maintenance protocols
  • Backed by our ISO-certified manufacturing process for consistent quality and 12-month warranty
  • Sample orders available with 3-7 day delivery to validate fit before full-scale deployment
Factory Price
¥1.45
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

Marca registrada

BDL

Origen

China

Código HS

8482102000

Capacidad de Producción

1000000

NKI42/30
42*57*30 mm

Industrias de Aplicación

Industria

Equipo Típico

Maquinaria Industrial

Herramientas de Máquina, Maquinaria de Impresión, Reductores

Automotriz

Sistemas de Transmisión, Componentes de Dirección

Agricultura

Nueva Energía

Aerogeneradores, Sistemas Fotovoltaicos

Electrodomésticos

Motores, Bombas, Compresores

Harvesters, Tractors, Farming Equipment

Prevent Costly Downtime with NKI42/30 Needle Roller Bearing 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 fast delivery can mean the difference between meeting production targets and losing revenue.

NKI42/30 Needle Roller Bearing: Engineered for Reliable Performance

The NKI42/30 Radial Needle Roller Bearing addresses these challenges with its robust design and precision engineering. As an integrated manufacturer with full R&D capabilities and ISO9001 certification, we ensure each bearing meets strict quality standards. With a 42x57x30mm specification and P0-P4 precision ratings, this closed-type needle bearing delivers consistent performance in industrial machinery applications such as machine tools and reducers, where durability and accuracy are critical.

Rendimiento Óptimo en Entornos Industriales Exigentes

This Radial Needle Roller Bearing excels in applications requiring high radial load capacity in a compact design. The closed type construction provides effective contamination protection, making it suitable for machinery operating in moderate dust or debris environments. With lubrication options of grease or oil, it adapts to various operating conditions, ensuring smooth rotation even under continuous use in industrial settings where reliability directly impacts productivity.

Características Técnicas Clave que Mejoran el Rendimiento de la Maquinaria

The NKI42/30 42x57x30mm Bearing incorporates several technical features that contribute to its superior performance. The precision rating options from P0 to P4 allow customization based on application requirements—P4 precision ensures minimal runout for high-speed machinery, while P0 offers cost-effective reliability for general industrial use. Clearance options (C0, C3, C4) accommodate thermal expansion and mounting conditions, preventing premature failure due to misalignment. Constructed from high-grade bearing steel, this bearing delivers excellent wear resistance, maintaining performance even under heavy loads typical in industrial machinery.

Choose Value Over Low Cost: The Impact of Quality Bearings

Opting for genuine high-quality bearings reduces long-term costs compared to cheap alternatives. Counterfeit bearings often lack proper material heat treatment, leading to early fatigue and potential machinery damage. Our NKI42/30 Needle Roller Bearing, backed by a 12-month global warranty, ensures consistent performance and reduces the risk of unexpected failures. The investment in quality translates to lower maintenance expenses, fewer production interruptions, and extended machinery lifespan—ultimately lowering your total cost of ownership.

Why Industrial Buyers Partner With Us for Bearings

With over 18 years of experience manufacturing bearings for global markets, we bring proven expertise to every order. Our ISO14001 certified facility maintains strict quality control through a dedicated QC lab, ensuring each bearing meets specification. We support flexible orders with 1pc MOQ for standard items, 3-5 days sample lead time, and 5-15 days bulk delivery—ideal for both emergency repairs and planned production. Our technical team provides free guidance to ensure proper bearing selection, and we offer defect replacement or refund for manufacturing issues, giving you confidence in your purchase.

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

    Múltiples opciones logísticas, incluyendo exprés, aéreo y flete marítimo

    Seguimiento en tiempo real proporcionado para todos los envíos

    1pc cantidad mínima de pedido para apoyar necesidades de pequeños lotes y emergencias

Get Your NKI42/30 Bearing Shipped Today

Don’t let bearing issues slow down your production. Whether you need a single replacement or bulk order, our NKI42/30 42x57x30mm Bearing is ready to ship. Contact us with your requirements, and we’ll ensure you get the right bearing quickly, minimizing downtime and keeping your machinery running at peak efficiency.

Preguntas Frecuentes

Q: Is this NKI42/30 bearing a genuine product?

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

Q: How can I confirm if this bearing fits my industrial machinery?

A: Provide your equipment model or specific application requirements, and our technical team will verify compatibility based on load, speed, and dimensional parameters.

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

A: Ofrecemos una garantía global de 12 meses que cubre defectos de fabricación. Si un rodamiento falla debido a problemas de producción, ofrecemos reemplazo gratuito o reembolso.

Q: What is the minimum order quantity for the NKI42/30 bearing?

A: We accept orders starting from 1 piece, making it suitable for emergency repairs and small-batch requirements.

Q: How quickly can you ship the NKI42/30 bearing?

A: Standard delivery time is 3-7 days. For urgent needs, we offer expedited shipping options to meet your timeline.

P: ¿Cómo aseguran la calidad de los rodamientos antes del envío?

A: Each bearing undergoes inspection in our QC lab, checking dimensions, precision, and surface quality. We also verify lubrication and packaging integrity before dispatch.

¿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.

You May Also Need

Related Bearings

View All Needle Roller Bearings
Industry Insights

Latest from Our Blog

All Articles
Cómo obtener rodamientos insertables UC/UCP/UCF confiables de proveedores chinos en 2026
Jul 10, 2026

Cómo obtener rodamientos insertables UC/UCP/UCF confiables de proveedores chinos en 2026

Cómo obtener rodamientos de inserción UC, UCP, UCF y bloques de almohada confiables de proveedores en China No necesitas pagar precios premium de marcas OEM para obtener rodamientos insertos certificados ISO 9001 que igualen el rendimiento de las piezas originales. Para operadores industriales globales, distribuidores de piezas automotrices y compradores de equipos pesados, la suposición […]

Read Article
¿Cómo elegir alojamientos de rodamientos divididos de fácil montaje de proveedores en China?
Jul 07, 2026

¿Cómo elegir alojamientos de rodamientos divididos de fácil montaje de proveedores en China?

Rodamientos Divididos en Venta: Cómo Elegir Opciones de Alojamiento de Fácil Montaje de Proveedores de Rodamientos en China El 85% de las aplicaciones comunes de rodamientos divididos industriales se ajustan a tamaños de alojamiento estandarizados en stock, eliminando la necesidad de mecanizado personalizado. Si está buscando rodamientos divididos para reemplazo urgente de equipos, adquisición en […]

Read Article
¿Cómo encontrar proveedores mayoristas confiables de rodamientos de liberación de embrague en China?
Jul 07, 2026

¿Cómo encontrar proveedores mayoristas confiables de rodamientos de liberación de embrague en China?

Cómo obtener rodamientos de liberación de embrague confiables para el comercio mayorista de posventa automotriz en China Los rodamientos de liberación del embrague de posventa de menor precio no siempre tienen vidas útiles más cortas. Muchos compradores globales de posventa asumen por defecto que los recortes de costos corresponden directamente a compromisos de rendimiento, pero […]

Read Article

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.