RNA4834 RNA4836 RNA4838 Needle Roller Bearings
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SKF
Needle Bearing
ISO 9001
TS 16949
Genuine SKF
50+ Countries
24h Response
-- SKF Authorized Engineering Partner
</p> <h3> </h3> <p> محامل أسطوانية إبرية
Product Introduction
BDL Needle Roller Bearings, including models NA4860, NA4864, NA4868, feature radial load direction, closed type, and are made of bearing steel. Suitable for various applications with grease or oil lubrication.
Key Specifications
| NA4860 |
Technical Specifications
- Product Name
- </p> <h3> </h3> <p> محامل أسطوانية إبرية
- 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.
BDL محمل الإبر الأسطواني
: حل عالي الأداء لتطبيقات الشاحنات الثقيلة
مُهندَس للدقة والمتانة، محمل الإبر الأسطواني BDL
مصمم لتلبية المتطلبات الصارمة لعمليات الشاحنات التجارية. بفضل بنيته المتينة وقدرته العالية على تحمل الأحمال، يضمن هذا المحمل أداءً سلسًا حتى في أصعب الظروف، مما يقلل من وقت التوقف للصيانة ويعزز موثوقية المركبة.
المواصفات الأساسية
| NA4860 |
مزايا الأداء الرئيسية
-
سعة تحميل شعاعي عالية:
تصميم إبرة دوارة محسن يدعم الأحمال الثقيلة، مثالي لمحاور الشاحنات وناقلات الحركة.
تصميم موفر للمساحة:هيكل مضغوط (300*380*80 مم) يناسب التجميعات الميكانيكية الضيقة دون التأثير على القوة.
عمر خدمة طويل:هيكل فولاذي محامل ممتاز يقاوم البلى والتآكل، مما يضمن عمر تشغيلي ممتد.
تشحيم متعدد الاستخدامات:متوافق مع الشحم أو الزيت، يتكيف مع بيئات التشغيل المتنوعة.
هندسة دقيقة:متوفرة بدرجات دقة P0-P2 لدوران سلس وتقليل الاهتزاز.
تطبيقات في تصنيع الشاحنات
Perfect for critical truck components including:
– Drive axles
– Gearboxes
– Steering systems
– Suspension assemblies
– Heavy-duty transmission systems
ضمان الجودة
تخضع محامل BDL لمراقبة جودة صارمة، بدءًا من اختيار المواد الخام وصولاً إلى الفحص النهائي. وبدعم من قدرات خدمة OEM/ODM ومدة توصيل تتراوح بين 3-7 أيام، نضمن أداءً ثابتًا وإمدادًا في الوقت المناسب لخطوط الإنتاج الخاصة بك.
لماذا تختار BDL
على المنافسين؟
Unlike standard bearings, our NA4860 offers:
– Dual clearance options (C0/C3/C4) for customized fit
– Closed design to prevent contamination in harsh truck environments
– High production capacity (1,000,000 units/year) ensuring stable supply
أسئلة شائعة
Q: What lubrication is recommended for this bearing?
A: Both grease and oil are suitable; consult your maintenance manual for specific viscosity requirements.
Q: Can this bearing handle high-temperature conditions?
A: Yes, bearing steel construction provides excellent heat resistance for truck engine compartments.
Q: Are samples available for testing?
A: Contact us to request samples and technical specifications tailored to your truck models.
Ready to enhance your truck’s performance with reliable needle roller bearings? Send us an inquiry today for bulk pricing, technical support, and custom solutions!
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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: </p> <h3> </h3> <p> محامل أسطوانية إبرية
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SKF Authorized Engineering Partner
Need technical support or a custom solution?
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