NTN 30305 30306 30307 Tapered Roller Bearing High Quality
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SKF
Cylindrical Roller Bearing
ISO 9001
TS 16949
Genuine SKF
50+ Countries
24h Response
-- SKF Authorized Engineering Partner
Linear Bearing Flange Block High Precision Durable
Experience smoother, more precise linear motion with our Linear Bearing Block, engineered to eliminate frustrating jams and maintain consistent performance in high-demand applications. Crafted from high-grade bearing steel and available in precision ratings up to P2, this flange block delivers the durability and accuracy professionals trust, whether you’re building machinery or upgrading existing systems.
- Seamless operation across a 35mm-180mm outer dimension range, ensuring a perfect fit for diverse setups
- Non-aligning design minimizes installation hassle while maximizing load stability for radial applications
- Choose from iron, brass, or nylon cages to tailor performance to your specific environment
Technical Specifications
- Product Name
- Linear Bearing Flange Block High Precision Durable
- Category
- Cylindrical Roller 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.
Produktdaten
Parameter
Details
Modellnummer
Lagerart
Zylinderrollenlager
Außenabmessung
35mm-180mm
Technische Daten
Material
Lagerstahl, Chromstahl, Keramik, Nylon
Lastrichtung
Radiallager
Präzisionsbewertung
P0 P6 P5 P4 P2 Käfig
Eisenkäfig/Messingkäfig/Nylonkäfig
Dichtungen Typ
Öffnen
Struktur
Zylindrisch
Ausrichten
Nicht-Ausrichtendes Lager
Sphärisch
Schrägkugellager
Getrennt
Getrennt
Anzahl der Zeilen
Einzel-/Doppel-/Vierreihig
Schmieren
Öl, Fett, trocken
Vibration
Standard
DIN GB ISO JIS
Gewicht
Packungsgröße
Transportpaket
Kartonpalette
Herkunft
China
HS-Code
8482500090
Anwendungsgeeignetheit
Industrie
Typische Anwendungen
Automatisierungstechnik
Industriemaschinen
Stahlmetallurgie
Hydrauliksysteme
Many buyers face challenges when sourcing cylindrical roller bearings—whether it’s matching the right model to replace worn parts, ensuring dimensional compatibility across different standards, or finding a supplier that can handle both small urgent orders and large-scale requirements. The wrong bearing choice often leads to premature failure, especially in high-load industrial applications where precision and material quality directly impact equipment uptime. Entwickelt für konstante Leistung unter anspruchsvollen Bedingungen
Our Linear Bearing Flange Block High Precision Durable series addresses these pain points through a combination of robust construction and flexible supply capabilities. Manufactured under ISO 9001 certified processes, these cylindrical roller bearings are available in multiple precision grades (P0 to P2) to suit applications from general industrial use to high-precision automation. With separated inner and outer rings, they simplify installation and replacement—critical for maintenance teams working under tight schedules. Optimale Leistung bei radialer Belastung
Designed specifically as radial bearings, this series excels in applications where load is primarily directed along the shaft axis. The cylindrical structure ensures efficient load distribution across the rolling elements, making it ideal for machinery subject to continuous radial forces such as conveyor systems, gear reducers, and industrial fans. Available in single, double, or four-row configurations, the bearings accommodate varying load requirements while maintaining stability at operational speeds. The choice of materials directly influences bearing performance. Our cylindrical roller bearings offer options including bearing steel, chrome steel, ceramic, and nylon—each tailored to specific operating conditions. Chrome steel provides excellent hardness (HRC 58-62) for wear resistance in standard applications, while ceramic variants reduce weight and friction in high-speed environments. Nylon cages offer corrosion resistance in moist settings, complementing the open seal design that allows for flexible lubrication with oil, grease, or dry lubricants based on application needs. Selecting the right cylindrical roller bearing goes beyond upfront cost. A bearing with insufficient precision (e.g., P0 instead of P5) can lead to increased vibration (exceeding V3 standards), accelerated wear on mating components, and unplanned downtime. Our precision-machined bearings (tolerances compliant with DIN, ISO, and JIS standards) minimize these risks, reducing long-term maintenance costs. For example, the 50*90*20 mm specification ensures interchangeability with international models, eliminating the need for costly equipment modifications during replacements. Qualität, auf die Sie sich verlassen können
Our manufacturing process includes rigorous raw material inspection and finished product testing for dimensions, hardness, and surface quality. Each bearing comes with a warranty against manufacturing defects, providing peace of mind for critical applications. With a production capacity of 1,000,000 units annually and support for OEM/ODM customization, we can meet both standard requirements and unique engineering specifications. Our diverse brand coverage—including自有品牌 and access to international standards—ensures you get the right bearing for your equipment, regardless of the original manufacturer. Fordern Sie noch heute Ihr Angebot für Zylinderrollenlager an
Whether you need NF210EM to NF215EM models or require assistance identifying the right replacement bearing, our team can help. Provide your required model number, dimensions (d x D x B), and quantity, and we’ll deliver a competitive quote with lead time. With extensive inventory and technical support, we ensure you get the bearings you need when you need them. Häufig gestellte Fragen
F: Bieten Sie auch die Beschaffung anderer Lager-Marken oder -Modelle an?
A: Yes, we offer comprehensive sourcing for all bearing types across various brands. We can supply bearings according to your specified model, dimensions, or performance requirements. F: Wie kann ich überprüfen, ob dieses Lager zu meinem Gerät passt?
A: Provide your equipment model or the bearing’s critical dimensions (bore diameter, outer diameter, width), and our technical team will verify compatibility with the NF series specifications. F: Wie lauten Ihre Garantiebedingungen für diese Lager?
A: We provide a warranty against manufacturing defects.具体条款以合同约定为准, but typically covers material and workmanship issues reported within the specified period. F: Wie hoch ist die Mindestbestellmenge?
A: We accept low minimum orders, including small quantities for trial or maintenance needs, with competitive pricing for larger volume purchases. Q: How long does shipping take, and what methods are available? A: In-stock items ship within 3-10 days. We offer courier (express), air, and sea freight options to balance speed and cost based on your location and urgency.
NF210EM/NF211EM/NF212EM/NF213EM/NF214EM/NF215EM
50*90*20 mm
V1V2V3V4
0.6 Kg
10cm×10cm×3cm
Linear motion systems, precision slides
Conveyors, gearboxes, pumps
Rolling mills, material handling equipment
Cylinders, actuators, valves
Struggling with Cylindrical Roller Bearing Selection? Focus on These Key Factors
Material and Design Features That Impact Longevity
Total Cost of Ownership: Why Precision Matters
Packaging & Shipping
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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
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SKF Authorized Engineering Partner
Need technical support or a custom solution?
15+ certified engineers ready to help. Response within 24 hours.