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Rna4903 Needle Roller Bearing Rna Series Without Inner Ring High Speed Precision Bearing
US$0.10-48.30
1 Piece
Product profile
Customization
AvailableBearing Series
Rna SeriesModel
Rna4903Model NO.
RNA4903Type No
Needle Roller Bearing Without Inner RingMaterial No
Gcr15Precision
P6Structure
Machined RingApplication
Industrial MachineTransport Package
Plastic Tube + CartonTrademark
INAKey features
High Speed Precision: P6 precision grade ensures reliable performance in high-speed industrial applications.
Compact Structure: Designed for particularly compact radial dimensions without an inner ring.
High Load Capacity: Offers superior load carrying capacity compared to drawn cup needle roller bearings.
Customization Options: Full customization available including dimensions, materials, and lubrication systems.
ISO Certified Quality: Certified under ISO 9001, ISO 14001, and ISO 45001 for quality and safety.
Global Shipping: Worldwide delivery with optimized logistics channels for timely arrival.
Technical Support: Multilingual engineers provide end-to-end solutions from selection to after-sales.
Low Friction Design: Optimized structure ensures low friction for efficient operation.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Shanghai PortAverage Response Time: ≤1.58h
AI-Powered supplier vetting
SummaryNatebon Electromechanical Industry (Jiangsu) Co., Ltd. is identified as a Chinese factory and comprehensive power-transmission-components provider, with bearing manufacturing and related industrial equipment activities. It has ISO9001:2015, ISO14001, ISO45001:2018, CE, and RoHS certifications. The supplier reports OEM service for well-known brands, inventory availability, and lead times within 15 working days in both peak and off-season periods. However, it has no available SDK, no overseas warehouse or showroom, no overseas-service-country coverage, and limited documented service-management controls. Manufacturing evidence includes one production line and a 2,973.47 m² plant, while no valid manufacturing-capacity contract with related subcontractors is reported. Export experience is one year with four experienced export-trade staff. Financial figures are excluded for privacy, and the supplied records do not provide enough non-financial evidence to establish financial credibility.
Supplier typeThe supplier is explicitly identified as a factory located in Kunshan, Suzhou, with manufacturing activities covering machine-tool functional components and accessories and bearings. Its stated commercial scope also includes industrial equipment, tools and hardware, and power-transmission components, indicating a manufacturing-oriented industrial supplier rather than only a trading company.
CertificationsThe supplier reports ISO9001:2015, ISO14001, and ISO45001:2018 certifications, together with CE and RoHS product-certification capability. These explicitly documented certifications support quality, environmental, occupational-safety, and product-compliance capabilities.
After-Sales capabilityThe supplier reports in-stock service capability and lead times within 15 working days in both peak and off-season periods, but it has no written procedures or records for service assessment, corrective and preventive actions, or customer-complaint handling. It also reports no overseas warehouse, showroom, or overseas-service-country coverage, so the evidence supports operational availability but not a well-documented or broad after-sales network.
R&D capabilityThe supplier describes independent R&D capability and emphasizes innovation and product-solution optimization. However, it explicitly reports no available SDK, so the evidence demonstrates some R&D positioning but does not establish broad technical-development or software-integration capability.
Production capacityThe supplier operates as a factory, reports a 2,973.47 m² manufacturing plant, bearing and machine-tool-component manufacturing activities, inventory capability, and one production line. However, it reports no valid manufacturing-capacity contract with related subcontractors, so production capability is evidenced but appears limited in documented scale and manufacturing-continuity support.
Customization capabilityThe supplier explicitly reports OEM services for well-known brands and has manufacturing activities in bearings and machine-tool functional components, supporting the ability to produce customer-specific industrial products. No detailed evidence is provided on customization processes, engineering resources, or customization scope beyond OEM availability.
Product Q&A
Q:How do I choose between 'Natebon' and international brand bearings?
A:
While international brands (e.g., SKF/NSK) are ideal for applications requiring globally recognized standards, 'Natebon' bearings offer competitive pricing without compromising performance, suitable for cost-sensitive projects. Customization capabilities allow tailoring to specific operational conditions like extreme temperatures and high loads. Full technical support is provided by engineers for end-to-end solutions from selection to after-sales service.
Q:Can you customize bearings for special industrial applications?
A:
Yes. As an integrated service provider in transmission components, we specialize in customizing bearings for unique requirements. This includes design adaptation with modifications in dimensions, materials (e.g., corrosion-resistant coatings), and lubrication systems. Our R&D team leverages decades of expertise to solve complex transmission challenges through patent-backed innovations. We also offer rapid prototyping and batch production to ensure efficiency and consistency from sample validatio
Q:How do you ensure quality control and environmental compliance?
A:
We adhere to strict quality and sustainability practices including end-to-end testing with raw material screening, precision manufacturing, and 100% performance testing before shipment. Our green manufacturing processes align with ISO 14001 to minimize environmental impact. Additionally, each batch is documented for quality tracking and compliance with international standards.
Q:What is your global service capacity?
A:
Logistically, we ship worldwide with optimized channels for timely delivery. For technical support, multilingual engineers offer remote or on-site assistance for installation and troubleshooting. Our after-sales guarantee includes warranty coverage and proactive maintenance recommendations to extend product lifespan.
Q:What types of bearings do you offer, and what are your core advantages?
A:
We supply deep groove ball, tapered roller, and linear motion bearings under our brand Natebon and authorized brands like SKF, NSK, and THK. Our core strengths include direct global partnerships for authentic, cost-effective goods, patented Natebon bearings known for high precision and durability in harsh environments, and certifications including ISO 9001/14001/45001 and National High-Tech Enterprise status.
Send Inquiry
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Natebon Electromechanical Industrial (Jiangsu) Co., Ltd.
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