-- SKF Authorized Engineering Partner
Experience smoother, longer-lasting machinery performance with our high-quality Rna4864 Needle Roller Bearing, designed to minimize friction and maximize load capacity for reliable operation in demanding applications. Crafted from premium Bearing Steel and certified to ISO9001:2008 standards, this single-row radial bearing ensures consistent precision—so you can trust it to keep your equipment running without unexpected downtime.
15+ Certified Engineers On-Call
Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.
مواصفات المنتج
معامل
تفاصيل
رقم الطراز
عدد الصفوف
فردي
اتجاه التحميل
محمل شعاعي
المادة
فولاذ المحامل
زاوية التلامس
0°
تشحيم
الشحم أو الزيت
المواصفات
12*32*10 مم
الشهادة خدمة
OEM ODM
الأصل
الصين
رمز النظام المنسق
8482102000
ملاءمة التطبيق
الصناعة
التطبيقات النموذجية
معدات الأتمتة
أنظمة النقل، الموجهات الخطية الدقيقة
الهندسة الميكانيكية
الآلات الصناعية
Finding the right needle roller bearing for your equipment can be frustrating—mismatched dimensions lead to installation delays, while low-quality materials cause premature wear and unexpected downtime. With countless models and standards in the market, sourcing the exact bearing you need often means juggling multiple suppliers. مصممة لتوفير أداء ثابت في التطبيقات الصعبة
The Bdl Rna4864, Rna4868, and Rna4872 high quality needle roller bearings address these challenges head-on. Manufactured under ISO 9001:2008 certified processes, these bearings feature bearing steel construction that ensures durability even under radial loads. Whether used in automation equipment conveyors or mechanical gearboxes, their single-row design and 0° contact angle provide stable operation, supported by our extensive inventory for quick delivery. أداء مثالي في بيئات الحمل الشعاعي
These needle roller bearings excel in applications where radial load capacity is critical. With a specification of 12*32*10mm (bore diameter x outer diameter x width), they are engineered to handle moderate to high radial forces while maintaining compact dimensions—ideal for space-constrained machinery. Their design minimizes friction when paired with proper grease or oil lubrication, making them suitable for continuous operation in industrial settings. الميزات الهندسية الرئيسية لضمان الموثوقية على المدى الطويل
The bearing steel material offers excellent surface hardness and wear resistance, reducing the risk of premature failure compared to lower-grade alternatives. The 0° contact angle ensures uniform load distribution across the rollers, enhancing stability during rotation. Precision manufacturing controls dimensional accuracy, ensuring interchangeability with major international standards—critical for replacement scenarios where exact fit is non-negotiable. Additionally, the single-row configuration balances load capacity with weight efficiency, making these bearings a practical choice for both light and medium-duty applications. لماذا يؤدي اختيار المحمل المناسب إلى خفض التكاليف التشغيلية الإجمالية
Selecting a substandard needle roller bearing may seem cost-effective initially, but the hidden expenses add up. Early wear leads to equipment downtime, increased maintenance labor, and potential damage to adjacent components. The Rna4864 series, built to strict quality standards, reduces these risks by delivering consistent performance over longer service intervals. By aligning with ISO 9001:2008 production protocols, these bearings meet industry benchmarks for reliability, directly contributing to lower total cost of ownership through reduced replacement frequency and minimized unplanned maintenance. جودة يمكنك الوثوق بها، مدعومة بمعايير صارمة
Our commitment to quality starts with raw material inspection and continues through finished product testing, including dimensional checks, hardness verification, and surface treatment evaluation. Each bearing comes with a manufacturer’s warranty covering material and workmanship defects, ensuring peace of mind for your application. With OEM and ODM capabilities, we can also tailor specifications to meet unique requirements, supported by a supply chain that includes both our BDL brand and access to a wide range of international and domestic bearing models. خيارات شحن مرنة تشمل البريد السريع والشحن الجوي والنقل البحري
Whether you need the Rna4864, Rna4868, Rna4872, or any other needle roller bearing model, provide us with your required specifications, quantity, and delivery location. Our team will quickly confirm availability and provide a competitive quote, ensuring you get the right bearing when you need it. الأسئلة المتكررة
س: هل توفرون محامل من علامات تجارية أخرى بخلاف BDL؟
A: Yes, we offer a comprehensive range of bearings including major international and domestic brands. We can source specific models as per your requirements. س: كيف يمكنني التأكد من أن هذا المحمل مناسب لمعداتي؟
A: Provide your equipment model or the bearing dimensions (d x D x B), and our technical team will verify compatibility with the Rna4864 series or recommend alternatives. Q: What is the warranty period for these bearings? A: We provide a standard warranty covering manufacturing defects. The exact terms are specified in the purchase agreement. س: ما هي الحد الأدنى لكمية الطلب؟ A: We accept low minimum orders, making it suitable for both small repairs and bulk purchases. س: كم من الوقت يستغرق الشحن؟ أ: يتم شحن العناصر المتوفرة في المخزون خلال 1-3 أيام عمل. يعتمد وقت التسليم على طريقة الشحن المختارة والوجهة.
س: هل يمكنك إنتاج محامل مخصصة وفقًا لمواصفاتي؟
A: Yes, we offer OEM and ODM services. Contact us with your drawings or detailed requirements for a custom solution. Ready to order or need a quote?
6201 6202 6203 6204 6205 6206 6207 6208 6209 6210
:2008
Rotary shafts, gearboxes, pump assemblies
Electric motors, compressors, textile machinery
Need Reliable Needle Roller Bearings? Rna4864 Rna4868 Rna4872 Series Delivers
Packaging & Shipping
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Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
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Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
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.
Custom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Root-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
IIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Modified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
Certified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Long-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
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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