SKF Needle Roller Bearings NA4911 NA4912 NA4913 High Quality
View Details
SKF
Needle Bearing
ISO 9001
TS 16949
Genuine SKF
50+ Countries
24h Response
-- SKF Authorized Engineering Partner
Bdl RNA4903 RNA4904 RNA4905 Needle Roller Bearings High Quality
Ensure smooth, reliable rotation in your machinery with high-quality RNA4903 Needle Bearings designed to reduce friction and extend equipment lifespan. Crafted from durable Bearing Steel, these precision-engineered bearings (8*12*10 mm specification) deliver consistent performance under radial loads, making them ideal for tight spaces where every millimeter counts.
- Closed design with grease or oil lubrication options ensures minimal maintenance and long-term durability
- Available in precision ratings P0-P2 and clearances C0-C4 to meet exact application requirements
- Trusted BDL quality from China, with fast 3-7 day delivery to keep your operations on schedule
Technical Specifications
- Product Name
- Bdl RNA4903 RNA4904 RNA4905 Needle Roller Bearings High Quality
- Category
- Needle Bearing
- Quality Standard
- ISO 9001 / TS 16949
- Lead Time
- 8-12 Weeks Custom
- Minimum Order
- Negotiable
15+ Certified Engineers On-Call
Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.
Especificaciones del Producto{{ZKF_1}}
Idoneidad de la Aplicación{{ZKF_1}}
| K8X12X10TN |
| 8*12*10 mm |
| Cylinder rod guides, piston assemblies |
| Conveyor components, gearbox linkages |
Struggling with Needle Roller Bearing Selection? The K8X12X10TN Difference
Finding the right needle roller bearing for your application can be challenging. Mismatched dimensions lead to installation delays, while poor material quality results in premature wear and unexpected downtime. Sourcing from multiple suppliers for different brands only adds complexity to your procurement process.
Diseñado para ofrecer un rendimiento fiable en aplicaciones críticas
This Bdl RNA4903 RNA4904 RNA4905 Needle Roller Bearing addresses these challenges with precision-engineered specifications. Manufactured under ISO 9001 standards, it offers interchangeable dimensions with major international standards, ensuring compatibility with existing systems. Our extensive inventory includes both自有 brand and major international brand options, allowing you to source all required bearings from a single supplier. Rendimiento Óptimo en Aplicaciones de Carga Radial
Designed as a radial bearing without inner or outer rings, this 8x12x10 mm needle roller bearing excels in applications with limited space and high radial load requirements. Its closed design provides effective contamination protection, making it suitable for industrial environments where dust and debris are present. Whether used in hydraulic cylinder assemblies or automation equipment, proper clearance selection (C0, C3, or C4) ensures optimal performance under varying operating conditions. Características técnicas clave para una mayor durabilidad
The bearing steel construction delivers the hardness and durability required for continuous operation. Precision ratings from P0 to P2 allow selection based on application accuracy needs—P0 for general industrial use, P2 for high-precision machinery. The option for grease or oil lubrication provides flexibility to match your maintenance protocols. Surface hardness testing during production ensures resistance to wear, while dimensional accuracy guarantees consistent performance across batches. Choosing a quality needle roller bearing like the K8X12X10TN reduces long-term costs compared to inferior alternatives. Early bearing failure can cause secondary damage to adjacent components, leading to costly repairs and production losses. This bearing’s robust design and material selection extend service life, minimizing replacement frequency. By selecting the appropriate precision class and clearance, you optimize performance while avoiding unnecessary expenses associated with over-specification. Calidad en la que puedes confiar
Our production and inspection processes adhere to ISO 9001 standards, ensuring consistent quality control from raw material incoming inspection to final product testing. Each bearing undergoes dimensional verification, hardness testing, and surface treatment inspection before shipping. We provide a warranty against manufacturing defects, with clear terms for replacement or return. Our supply chain includes both standard inventory and custom manufacturing capabilities, supporting your needs for both off-the-shelf and specialized components. Empaquetado en cartones con opciones de palet para pedidos al por mayor
Opciones de envío flexibles que incluyen mensajería exprés, flete aéreo y flete marítimo
Se admiten pedidos con cantidades mínimas reducidas, lo que permite satisfacer tanto las necesidades de pequeños como de grandes volúmenes
Obtenga su cotización de rodamientos de agujas hoy
Whether you need the K8X12X10TN specifically or other needle roller bearing models, we can provide pricing and availability quickly. Share your required model number, dimensions, quantity, and destination, and our team will prepare a tailored quote. With access to a wide range of brands and specifications, we simplify your bearing procurement process. A: Yes, we support procurement of all major international and domestic brands, as well as custom specifications. Simply provide the required brand, model, or dimensions for a quote. P: ¿Cómo puedo comprobar si este rodamiento es compatible con mi equipo?
A: Provide your equipment model or existing bearing dimensions (inner diameter, outer diameter, width), and our technical team will verify compatibility with the K8X12X10TN or recommend alternatives. Q: ¿Cuál es su política de garantía para rodamientos?
A: We offer a warranty against manufacturing defects. Specific terms, including duration, are outlined in each sales contract, with options for replacement or return of non-conforming products. Q: ¿Cuál es la cantidad mínima de pedido para este rodamiento?
A: We support low minimum order quantities, including small trial orders, to meet your operational needs without excessive inventory investment. P: ¿En cuánto tiempo pueden realizar el envío y qué métodos de entrega hay disponibles?
A: In-stock items ship within 3-7 days. We offer multiple delivery options: express courier for urgent needs, air freight for medium volumes, and sea freight for cost-effective bulk shipments. Q: Do you provide OEM or ODM services for needle roller bearings? A: Yes, we support custom manufacturing (OEM/ODM) based on your drawings, specifications, or sample parts, including material selection and special treatments. Ready to order or need a quote?
Packaging & Shipping
Q: ¿Suministran otras marcas y modelos de rodamientos además de BDL?{{ZKF_1}}
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
Contact us today
Wind Power
Main shaft, gearbox, and generator bearings for onshore and offshore wind turbines. Engineered for 20+ year service life.
Mining & Heavy Industry
Crushers, conveyors, and processing equipment bearings designed to withstand shock loads and contaminated environments.
Steel & Metallurgy
Rolling mill and continuous casting bearings rated for extreme temperatures, heavy loads, and aggressive lubricants.
Automotive & EV
Hub units, transmission, and electric motor bearings meeting TS 16949 requirements for passenger and commercial vehicles.
Precision Machinery
Machine tool spindle and robotics bearings with P4/P2 accuracy class for ultra-precise positioning and minimal vibration.
General Industrial
Pumps, fans, compressors, and conveyor systems across all manufacturing sectors requiring reliable, cost-effective bearing solutions.
01
Authorized SKF Engineering Partner
Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
02
15+ Certified Engineers On-Staff
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
03
ISO 9001 & TS 16949 Certified QC
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
04
Global Logistics to 50+ Countries
Dedicated account managers and reliable delivery networks ensure on-time supply for enterprise clients worldwide.
Performance Metrics
35%
Failures Prevented
70%
Downtime Reduction
25+
Years Experience
24h
Quote Response
78% of large enterprises prefer suppliers offering integrated technical support and lifecycle services.
Application Design
EngineeringCustom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Failure Analysis
DiagnosticsRoot-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
Predictive Maintenance
IIoTIIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Custom Modification
CustomModified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
On-Site Installation
SupportCertified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Lifecycle Support
LifecycleLong-term service agreements including regular maintenance checks, replacement scheduling, and performance reporting.
Free samples available for orders over $50K
Validated against your KPIs before full production commitment.
-- Get In Touch
Request a Technical Consultation & Quote
Our certified engineers will review your application requirements and provide a detailed quote within 24 hours.
Address
No. 377 Bansongyuan Road, Huangpu District, Shanghai, China
Free Sample Program
Orders over $50K qualify for free product samples
Test against your KPIs before full production commitment. Ask our engineers for details.
Product Inquiry Form
Regarding: Bdl RNA4903 RNA4904 RNA4905 Needle Roller Bearings High Quality
-- Related Products
More Needle Bearing Products
SKF Authorized Engineering Partner
Need technical support or a custom solution?
15+ certified engineers ready to help. Response within 24 hours.