NSK Cylindrical Roller Bearing NJ420em NJ421em NJ422em
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SKF
Angular Contact Ball Bearing
ISO 9001
TS 16949
Genuine SKF
50+ Countries
24h Response
-- SKF Authorized Engineering Partner
NSK Nu2221em Nu2222em Nu2224em Cylindrical Roller Bearing
Ensure smooth, reliable performance in your machinery with this high-quality NSK Cylindrical Roller Bearing, designed to handle radial loads with precision and durability. Crafted from premium bearing steel, it delivers consistent operation even under demanding conditions, reducing unexpected downtime and maintenance hassles.
- Single-row design optimized for radial load handling, ideal for high-speed applications
- Unseparated construction ensures easy installation and secure performance in critical systems
- Precision engineering meets international standards, compatible with global machinery specifications
Trusted for its robust build and long service life, this bearing is a smart choice for professionals seeking to minimize operational disruptions and maximize equipment efficiency.
Technical Specifications
- Product Name
- NSK Nu2221em Nu2222em Nu2224em Cylindrical Roller Bearing
- Category
- Angular Contact 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.
Produktdaten
Parameter
Details
Modellnummer
Getrennt
Nicht getrennt
Anzahl der Zeilen
Einzel
Lastrichtung
Radiallager
Material
Lagerstahl
Technische Daten
10 × 26 × 8 mm
Marke
Herkunft
Deutschland Schweden Japan
HS-Code
8482102000
Anwendungsgeeignetheit
Industrie
Typische Anwendungen
Automatisierungstechnik
Fördersysteme, Präzisionswerkzeugmaschinen
Maschinenbau
Hydraulikpumpen, Getriebe Industriemaschinen
Elektromotoren, Textilmaschinen
Selecting the right cylindrical roller bearing often means the difference between smooth operation and unexpected downtime. Many buyers struggle with mismatched dimensions causing installation delays, or generic bearings failing prematurely under radial loads. When every minute of equipment operation counts, having a supplier that understands both technical specifications and real-world application needs becomes critical. Entwickelt für konsistente Leistung in anspruchsvollen Umgebungen
This cylindrical roller bearing addresses common pain points with its single-row design optimized for radial load handling, constructed from high-grade bearing steel to withstand continuous operation. As a professional supplier with access to comprehensive brand coverage—including NSK, NTN, and other international manufacturers—we ensure you get the exact model needed without switching between multiple vendors. Whether for industrial gearboxes or automation line conveyors, our ISO 9001-certified quality control ensures each unit meets dimensional accuracy standards (10*26*8mm specification) for reliable drop-in replacement. Wo dieses Lager seine besten Leistungen erbringt
Engineered for applications requiring high radial load capacity with moderate speed, this cylindrical roller bearing excels in machinery like electric motors, hydraulic pumps, and textile equipment. Its unseparated design simplifies installation while maintaining structural integrity under dynamic loads, making it ideal for systems where maintenance access is limited. The bearing steel construction provides excellent wear resistance, suitable for operating temperatures typical in factory environments (ambient to 120°C) without performance degradation. Technische Details, die sich auf die Zuverlässigkeit auswirken
The single-row configuration is specifically designed to distribute radial loads evenly across the bearing surface, reducing stress concentrations that lead to premature failure. The 10mm bore diameter and 26mm outer diameter balance compact size with load-carrying capability, a critical factor in space-constrained machinery. Bearing steel material undergoes precise heat treatment to achieve optimal hardness (HRC 58-62), ensuring both surface durability and core strength to resist fatigue under cyclic loading. The 8mm width dimension provides sufficient contact area to handle typical industrial load requirements while maintaining rotational efficiency. Warum die Lagerqualität die Gesamtbetriebskosten beeinflusst
Choosing a precision cylindrical roller bearing directly impacts long-term operational expenses. Inferior bearings with inconsistent dimensions can cause shaft misalignment, leading to increased vibration, noise, and accelerated wear on adjacent components. A bearing that meets specified load ratings and dimensional tolerances—like this unit—minimizes unplanned downtime and reduces maintenance frequency. According to ISO 281 standards, proper bearing selection based on actual load conditions can extend service life by 300% compared to undersized alternatives, significantly lowering total cost of ownership over time. Qualität, auf die Sie sich verlassen können
Our cylindrical roller bearings undergo rigorous inspection throughout the production process, from raw material verification to final dimensional and hardness testing. Each unit is packed to prevent contamination during shipping, ensuring it arrives ready for installation. We stand behind our products with a standard质保期, covering manufacturing defects to provide peace of mind. With extensive inventory across major brands, we can fulfill both small emergency orders and large-scale production requirements, delivering the right bearing when you need it. Flexible Versandoptionen, einschließlich Expresskurier, Luftfracht und Seetransport
Whether you need the exact NSK Nu2221em, Nu2222em, Nu2224em models or equivalent cylindrical roller bearings, provide your required specifications and quantity for a personalized quote. Our technical team can assist with cross-referencing part numbers or confirming compatibility with your application. The sooner you share your requirements, the faster we can arrange delivery. Häufig gestellte Fragen
F: Liefern Sie Lager von anderen Marken neben den aufgeführten?
A: Yes, we offer comprehensive brand coverage including SKF, NSK, NTN, Koyo, NACHI, IKO, FAG, Timken, and domestic Chinese manufacturers. We can source specific brands as per customer requirements. F: Wie kann ich überprüfen, ob dieses Lager zu meinem Gerät passt?
A: Provide your equipment model or existing bearing dimensions (bore diameter, outer diameter, width), and our technical team will verify compatibility with the specifications provided. F: Was ist Ihre Garantiepolitik für Lager?
A: We provide a standard质保期 on all bearings, covering manufacturing defects. Specific warranty terms will be detailed in your order confirmation and can be customized based on application needs. F: Wie hoch ist die Mindestbestellmenge für dieses Zylinderrollenlager?
A: We support low minimum order quantities, including single-unit purchases for emergency maintenance, with volume pricing available for larger orders. F: Wie lange dauert der Versand nach [meinem Standort]?
A: Shipping time depends on your location and chosen method. Express courier typically takes 3-5 days, air freight 5-7 days, and sea transport 25-40 days. In-stock items ship within 48 hours of order confirmation. Q: Can you provide custom bearings with specific dimensions or materials? A: Yes, we offer OEM/ODM services for custom bearing requirements. Provide your detailed drawings or specifications, and we can quote production timelines and costs. Ready to order or need a quote?
6817 6917 16017
NTN
Looking for Reliable Cylindrical Roller Bearings? Here’s What 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.
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