-- SKF Authorized Engineering Partner
Needle Roller Bearing RNAV4914-4920 High Precision
Ensure smooth, high-precision machinery operation with the RNAV4914-4920 Bearing, designed to deliver reliable performance even under demanding conditions. This needle roller bearing minimizes vibration (Z1V1 to Z3V3 ratings) for quieter operation and extended equipment lifespan, addressing common concerns about wear and maintenance downtime.
- Available with grease or oil lubrication to suit your specific application needs
- Rich stock availability ensures 100.0% on-time delivery, so you can keep production running without delays
- Sample available for testing, backed by a responsive team (less than 0.5h response time) for personalized support
- Product Name
- Needle Roller Bearing RNAV4914-4920 High Precision
- Category
- Deep Groove Ball 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.
مواصفات المنتج
معامل
تفاصيل
رقم الطراز
الطراز
المواصفات
المخزون الأسهم ذات العائد المرتفع
تكنولوجيا الشحوم
مرتفع
تشحيم
الشحم أو الزيت
اهتزاز
خدمة
OEM ODM
التسليم
عن طريق الشحن السريع، أو البر، أو القطار، أو الجو، أو البحر
نموذج
متوفر
معدل التسليم في الموعد المحدد
100.0%
زمن الاستجابة
أقل من 0.5 ساعة
حزمة النقل
كرتون باليت
علامة تجارية
BDL/ الأصل
الصين
رمز النظام المنسق
8482102000
القدرة الإنتاجية
200000000 قطعة/سنة
ملاءمة التطبيق
الصناعة
التطبيقات النموذجية
معدات الأتمتة
أنظمة النقل، الموجهات الخطية الدقيقة
الهندسة الميكانيكية
الأسطوانات الهيدروليكية، وعلب التروس
الآلات الصناعية
المضخات، والضواغط، وآلات النسيج
Finding the right needle roller bearing for your machinery can feel like navigating a maze of incompatible dimensions and questionable quality. Many buyers face costly delays when specifications don’t match, or deal with premature failures from bearings that lack proper hardness and precision. Sourcing from multiple suppliers just to compare brands and lead times only adds to the frustration. The RNAV4914-4920 high precision needle roller bearing addresses these challenges with its interchangeable dimensions and strict manufacturing standards. Backed by ISO 9001 certified production processes and rich stocks, we ensure you get the right bearing when you need it—whether for automation equipment, hydraulic systems, or industrial machinery. Our ability to source across leading brands like NTN, NSK, and Koyo means you can consolidate your采购 through a single, trusted partner. أداء مثالي في ظروف التشغيل الصعبة
This needle roller bearing excels in applications with limited radial space, where high load capacity and precision are non-negotiable. Its design handles both radial loads and moderate axial forces, making it suitable for rotating components in conveyor systems and gearboxes. With vibration grades Z1V1 to Z3V3, it maintains stability even in high-speed operations, reducing noise and extending equipment lifespan. The 6*12*4mm specification ensures precise fitting into compact assemblies, critical for maintaining alignment in precision machinery. High-grade grease technology enhances lubrication retention, while compatibility with both grease and oil allows adaptation to diverse operating environments. Surface hardness and dimensional accuracy are rigorously tested, ensuring resistance to wear and consistent performance. The bearing’s vibration control capabilities minimize energy loss and prevent damage to adjacent components, a crucial factor in high-reliability systems. لماذا تقلل المحامل الدقيقة التكلفة الإجمالية للملكية
Choosing the RNAV4914-4920 means investing in long-term reliability rather than short-term savings. Inferior bearings often fail early due to material inconsistencies, leading to unplanned downtime, maintenance labor costs, and potential damage to expensive equipment. This high precision needle roller bearing, with its严格的 quality control and testing, reduces these risks. By meeting international dimensional standards, it also simplifies replacement and reduces inventory costs, contributing to a lower total cost of ownership over time. ضمان الجودة الذي يمكنك الوثوق به
Our production and inspection processes adhere to ISO 9001 standards, with thorough checks on raw materials and finished products for dimensions, hardness, and surface treatment. We stand behind the quality of our bearings with a warranty against manufacturing defects, ensuring peace of mind for your operations. With a 100% on-time delivery rate and response time under 0.5 hours, we provide the reliability and support your business needs to stay productive. معبأة في صناديق كرتونية ومنصات نقالة لضمان سلامة النقل
تتوفر مخزونات وفيرة جاهزة للشحن الفوري
خيارات شحن مرنة: الشحن السريع، أو البري، أو بالقطار، أو الجوي، أو البحري
Whether you need the RNAV4914-4920 or other bearing models, we’re here to help. Provide your required model, quantity, and destination, and our team will quickly respond with pricing and availability. With our extensive inventory and multi-brand sourcing capabilities, we make it easy to get the bearings you need without the hassle of multiple suppliers. الأسئلة المتكررة
س: هل تدعمون شراء محامل من ماركات أو طرازات أخرى؟
A: Yes, we offer sourcing for a wide range of bearing brands and models, including both international and domestic options, to meet your specific requirements. س: كيف يمكنني التأكد من أن هذا المحمل مناسب لمعداتي؟
A: Provide your equipment’s bearing dimensions (d x D x B) or model number, and our technical team will verify compatibility with the RNAV4914-4920 specifications. س: ما هي سياسة الضمان الخاصة بكم فيما يتعلق بالمحامل؟
A: We provide a warranty against manufacturing defects. Specific terms and duration are outlined in each sales contract to ensure clarity. س: ما هي الكمية الدنيا للطلب بالنسبة لهذا المحمل؟
A: We support low minimum order quantities, making it suitable for small-scale trials or large-volume production needs. Q: How quickly can you ship the RNAV4914-4920 bearing? A: With rich stocks available, we can arrange shipment immediately. Delivery time depends on the chosen shipping method and destination. س: هل تقدمون خدمات تصنيع المعدات الأصلية (OEM) أو تصميم وتصنيع المنتجات (ODM) للمحامل؟
A: Yes, we provide OEM and ODM services, allowing customization of bearings according to your specific design requirements and technical specifications. Ready to order or need a quote?
WBB1-8708-2RS1 WBB1-8706-2Z
W635-2RS1 W635-2z
6*12*4mm
Z1V1 Z2V2 Z3V3
/
Needle Roller Bearing RNAV4914-4920: Solving Precision & Sourcing Challenges
Engineered for Reliable Performance in Critical Applications
Key Engineering Features That Deliver Value
Packaging & Shipping
Get Your RNAV4914-4920 Needle Roller Bearing Quote Today
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 via email or phone for immediate assistance.
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.
Authorized SKF Engineering Partner
Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
15+ Certified Engineers On-Staff
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
ISO 9001 & TS 16949 Certified QC
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
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.
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Regarding: Needle Roller Bearing RNAV4914-4920 High Precision
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SKF Authorized Engineering Partner
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