High Precision N309em NJ309em Cylindrical Roller Bearings
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SKF
Deep Groove Ball Bearing
ISO 9001
TS 16949
Genuine SKF
50+ Countries
24h Response
-- SKF Authorized Engineering Partner
محامل أسطوانية صينية من طراز N216em وNJ216em وNF216em وNU216em وNUP216em
Ensure smooth, reliable machinery performance with our precision-engineered Cylindrical Roller Bearing, available in models N216em, NJ216em, NF216em, NU216em, and NUP216em. Designed to handle heavy radial loads while minimizing friction, this bearing keeps your equipment running longer with less maintenance downtime.
- Rich stock availability means quick fulfillment—your order ships within hours via express, air, or sea to keep your operations on track
- High-grade grease technology ensures optimal lubrication under varying conditions, reducing wear and extending service life
- Precision specifications and vibration grades (Z1V1-Z3V3) deliver consistent performance for industrial and mechanical applications
Technical Specifications
- Product Name
- محامل أسطوانية صينية من طراز N216em وNJ216em وNF216em وNU216em وNUP216em
- 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
6004NR، 6004-2RSH، 6004-2RSH/ المواصفات
20*42*12 مم
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
صندوق كرتوني، منصة نقالة
علامة تجارية
BDL، الأصل
الصين
رمز النظام المنسق
8482102000
القدرة الإنتاجية
200000000 قطعة/سنة
ملاءمة التطبيق
الصناعة
التطبيقات النموذجية
معدات الأتمتة
أنظمة النقل، الآلات الدقيقة
السيارات
محاور العجلات، مكونات النقل
الآلات الصناعية
المحركات الكهربائية، والمضخات، وعلب التروس
هل تحتاج إلى محامل أسطوانية موثوقة؟ إليك الحل الذي يخلصك من متاعب البحث عن الموردين
Searching for the right cylindrical roller bearing often means sifting through endless models, wondering if the dimensions will fit your machinery or if the quality will hold up under load. Many buyers face delays waiting for stock or struggle to find a single supplier that handles both well-known brands and custom specifications—wasting time and risking production downtime. مصمم لأداء متسق عبر التطبيقات
Our China N216em series cylindrical roller bearings address these challenges with interchangeable dimensions that align with major international standards, ensuring compatibility with existing setups. Backed by ISO 9001-certified production processes, each bearing undergoes rigorous testing—from raw material inspection to成品尺寸 and surface hardness checks—to meet the demands of工程机械, automotive, and industrial machinery applications. With rich stocks available, we eliminate long lead times, so you get the bearings you need when you need them. أداء مثالي في ظروف صعبة
These cylindrical roller bearings excel in high-load environments where radial force handling is critical. The Z1V1 to Z3V3 vibration classes allow selection based on precision requirements, making them suitable for both general industrial use and applications requiring low noise and smooth operation, such as electric motors and precision conveyors. Whether lubricated with grease or oil, their high grease technology ensures stable performance across varying operating temperatures, reducing maintenance needs in hard-to-reach machinery components. The 20*42*12mm specification (bore diameter x outer diameter x width) provides a balance of compact design and load capacity, fitting seamlessly into tight spaces without sacrificing durability. The availability of models like 6004NR (with snap ring) and 6004-2RSH (rubber seals) offers flexibility for different sealing needs—protecting against contaminants in dusty or moist environments. Surface hardness testing ensures resistance to wear, while strict vibration control minimizes noise and extends bearing life, directly reducing the risk of unexpected equipment failure. لماذا يؤدي اختيار المحمل المناسب إلى خفض التكاليف الإجمالية
Investing in quality cylindrical roller bearings reduces long-term expenses by minimizing downtime and replacement frequency. Inferior bearings often fail early due to material inconsistencies or imprecise manufacturing, leading to costly repairs and production halts. Our bearings, however, are built to withstand heavy loads and continuous operation, aligning with ISO 281 fatigue life standards. Combined with our 100% on-time delivery rate and quick response time (less than 0.5 hours), we help you maintain efficient operations and avoid the hidden costs of delayed or substandard components. جودة يمكنك الوثوق بها، مدعومة بعمليات شفافة
Our commitment to quality starts with ISO 9001-certified production and检验流程, ensuring every bearing meets strict dimensional and performance criteria. We source from trusted manufacturers, including BDL, NTN, NSK, and Timken, and offer OEM/ODM services to accommodate custom requirements. Each order comes with a质保期, covering manufacturing defects for added peace of mind. With a production capacity of 200 million pieces per year, we have the scale to handle both small and large orders, providing consistent quality regardless of volume. احصل على عرض أسعار محامل الأسطوانات الأسطوانية اليوم
Whether you need the N216em series or other cylindrical roller bearings, we handle all models and brands—from standard sizes to custom specifications. Provide your required model, dimensions, and quantity, and our team will respond with a competitive quote and lead time within 0.5 hours. Don’t let sourcing delays affect your production—confirm your order now to secure prompt delivery. الأسئلة المتكررة
Q: Can you source other bearing brands or models besides those listed? A: Yes, we support inquiries for all bearing brands and models. We can supply according to your specified brand, model, or technical requirements. س: كيف يمكنني التأكد من أن هذا المحمل مناسب لمعداتي؟
A: Provide your equipment’s required bearing dimensions (d x D x B) or model number, and our technical team will verify compatibility with the China N216em series specifications. س: ما هي سياسة الضمان الخاصة بكم بالنسبة لهذه المحامل؟
A: We offer a质保期 covering manufacturing defects. Specific terms are outlined in the purchase contract, and defective products can be replaced or returned under warranty. س: ما هي الحد الأدنى لكمية الطلب؟ ج: نحن ندعم الحد الأدنى المنخفض لكميات الطلبات، مما يسهل طلب دفعات صغيرة لأغراض الاختبار أو الصيانة، فضلاً عن عمليات الشراء بكميات كبيرة.
س: ما هي المدة التي تستغرقها عملية الشحن بعد تقديم الطلب؟
A: With rich stocks available, most orders ship immediately. Delivery time depends on the chosen logistics method (Express, Air, Sea, etc.). س: هل تقدمون خدمات تصنيع المعدات الأصلية (OEM) أو تصميم وتصنيع المنتجات (ODM) للمحامل المخصصة؟
A: Yes, we provide OEM and ODM services. We can manufacture bearings according to your drawings, specifications, or brand requirements. Ready to order or need a quote?
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Key Engineering Details That Impact Reliability
Packaging & Shipping
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 now
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: محامل أسطوانية صينية من طراز N216em وNJ216em وNF216em وNU216em وNUP216em
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Need technical support or a custom solution?
15+ certified engineers ready to help. Response within 24 hours.