Needle Roller Bearings
Ensure smooth, long-lasting industrial machinery operation with the HR30321J Tapered Roller Bearing, engineered to deliver precision performance and reduce costly downtime. Crafted to P0-P4 precision grades and Z1V1-Z3V3 vibration standards, this 105x225x53.50mm bearing balances high-speed capability with low noise operation, making it ideal for heavy-duty industrial applications.
MOQ
1 Piece
Sample Lead Time
3-5 Days
Bulk Lead Time
5-15 Days
Warranty
12 Months
Especificaciones del producto
Parámetro
Detalles
Modelo NO.
Clasificación de Precisión
P0, P6, P5, P4, P2
Vibración
, Característica
Larga vida, alta velocidad, bajo ruido
Inventario
Riqueza de Acciones
Transporte
por Mar o por Aire
Servicio
OEM, ODM
Paquete de Transporte
Palet de Cartón
Especificación
Marca registrada
BDL
Origen
China
Código HS
8482102000
Capacidad de Producción
1000000
Industrias de Aplicación
Industria
Equipo Típico
Maquinaria Industrial
Herramientas de Máquina, Equipos de Impresión, Reductores
Automotriz
Sistemas de Transmisión, Cubos de Rueda
Maquinaria agrícola
Cosechadoras, Tractores
Construcción
Excavadoras, Equipos de Carga Pesada
Fabricación
Industrial machinery downtime costs manufacturers thousands in lost productivity each year. Faulty bearings often cause unexpected shutdowns—whether from premature wear, imprecise rotation, or poor load handling. Sourcing reliable bearings with the right precision grade and delivery speed can mean the difference between meeting production deadlines and falling behind. The HR30321J Tapered Roller Bearing addresses these challenges with its P0-P4 precision ratings and Z1V1-Z3V3 noise control, ensuring stable performance in high-speed industrial applications. As an integrated manufacturer with rich stock, we offer 1pc MOQ for standard items, enabling quick replacement of critical components without overstocking. Our ISO9001-certified production process guarantees consistency, whether for machine tool spindles or printing press reducers. This Tapered Roller Bearing is designed to handle both radial and axial loads, making it ideal for industrial machinery operating under heavy stress. With dimensions 105×225×53.50mm, it fits seamlessly into gearboxes, conveyors, and agricultural equipment like tractors and harvesters. The long-life design reduces maintenance frequency, while low-noise operation supports compliance with workplace sound regulations—critical for manufacturing environments. Precision rating directly impacts machinery accuracy: P4 grade minimizes runout, essential for CNC machine tools requiring tight tolerances, while P0 suits general industrial use. Vibration levels (Z1V1 to Z3V3) affect both noise and component wear—Z3V3 ensures smooth operation at high speeds, reducing energy loss and extending equipment life. Our bearings undergo rigorous QC testing to maintain these specifications, from raw material inspection to final performance validation. Por qué los rodamientos genuinos reducen el costo total de propiedad
Counterfeit bearings may offer lower upfront prices, but they often fail prematurely, leading to unplanned downtime and costly repairs. A single bearing failure in a production line can halt operations for days, erasing any initial savings. Our HR30321J Tapered Roller Bearing comes with a 12-month global warranty, covering manufacturing defects and ensuring peace of mind. With ISO14001 certification, we also prioritize sustainable production, aligning with global environmental standards. Su Socio de Rodamientos Confiable Desde 2005
With 18 years of experience serving buyers across Europe, America, and Southeast Asia, we’ve built a reputation for stable supply and technical expertise. Our full R&D and QC lab ensures each bearing meets performance standards, while OEM/ODM customization supports unique machinery requirements. We offer free technical guidance to help you select the right precision grade and noise level, and defect replacement is guaranteed—no hidden costs or delays. Embalaje de palets de cartón para transporte y almacenamiento seguros
3–5 días de tiempo de entrega de muestras para necesidades de pruebas urgentes
5–15 días de entrega a granel por vía marítima o aérea
Seguimiento logístico en tiempo real proporcionado para todos los pedidos
Don’t let bearing issues slow your production. The HR30321J Tapered Roller Bearing is in stock and ready to ship—order now to minimize downtime. Whether you need a single replacement or bulk supply, our flexible ordering and fast delivery ensure you get the bearings you need when you need them. Preguntas Frecuentes
Q: Is this HR30321J bearing genuine? A: Yes, we manufacture bearings under our BDL trademark and supply authentic products. Each bearing is traceable through our ISO9001-certified production process. P: ¿Cómo confirmo si este rodamiento se ajusta a mi equipo?
A: Provide your equipment model or operating parameters (load, speed, temperature), and our technical team will verify compatibility free of charge. P: ¿Cuál es la política de garantía?
A: Ofrecemos una garantía global de 12 meses que cubre defectos de fabricación. Los productos defectuosos serán reemplazados o reembolsados sin costo alguno.
Q: ¿Cuál es la cantidad mínima de pedido?
A: Los artículos estándar tienen un MOQ de 1 pieza, apoyando tanto reparaciones de emergencia como compras de pequeñas cantidades.
P: ¿Cuánto tiempo tarda el envío?
A: Samples ship in 3–5 days, bulk orders in 5–15 days. We offer sea or air transport options to meet your timeline. Q: How can I verify the bearing’s precision and quality? A: We provide test reports for precision ratings and vibration levels upon request. All bearings undergo pre-shipment inspection to ensure compliance with specifications. Ready to order or need a quote?
HR30321J
105×225×53.50mm
Gearboxes, Conveyor Systems
Stop Production Delays with HR30321J Tapered Roller Bearing for Industrial Machinery
HR30321J Tapered Roller Bearing: In Stock and Engineered for Long Life
Engineered for Heavy Loads and High-Speed Industrial Applications
Precision and Vibration Control: Key to Machinery Performance
Packaging & Shipping
https://rubearing.com/wp-content/uploads/2026/07/genuine-bearing-material-quality-directly-impacts-lubricatio-1.jpgRestaura el Rendimiento de Tu Maquinaria Hoyhttps://rubearing.com/wp-content/uploads/2026/07/metallurgical-analysis-showing-lubricant-interaction-with-be-2.jpg
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
Send us your bearing requirements. Our technical team will respond within 24 hours with pricing, availability, and custom options.
Submit Your Inquiry
Fill in product name, quantity, and any custom requirements.
Receive Quotation
We send PI with pricing and lead time within 24 hours.
Confirm & Ship
Confirm order, complete payment, and we arrange delivery.
Needle Roller Bearings
Roller Bearing
Needle Roller Bearings
Roller Bearing