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Cylindrical Roller Bearing
NSK NJ326em NJ328em NJ330em Cylindrical Roller Bearings
Keep your machinery running smoothly with reliable NSK Cylindrical Roller Bearings designed to minimize downtime and maximize performance. These NJ326em, NJ328em, and NJ330em models deliver consistent load distribution, ensuring your equipment operates with reduced friction and extended service life.
- Engineered with precision-machined raceways to handle radial loads efficiently, even in high-speed applications
- Embossed cage design enhances stability, preventing roller skewing for smoother operation under heavy loads
Whether you’re maintaining industrial gearboxes or upgrading rotating equipment, these bearings provide the durability you need to avoid unexpected repairs—so you can focus on keeping your operations on track.
7
Day Prototype
vs. 8-12 wks standard
50+
Countries Served
Global logistics network
12h
Quote Response
Expert engineers on call
Typical Applications
Wind Power
Mining
Steel & Metallurgy
Automotive / EV
Rail Transit
Precision Machinery
Genuine SKF Bearings
NDA Protected
Free Sample for Orders > $50K
Global Shipping
Product Details
Spécifications du produit
| NJ326em, NJ328em, NJ330em |
Adéquation de l'application
| Precision machine tool spindles |
| Crusher components, heavy-duty gearboxes |
Struggling with Cylindrical Roller Bearing Selection? Focus on These Key Factors
Procuring the right cylindrical roller bearings often means navigating a maze of brands,型号 and dimensional standards. Many buyers face costly delays when specifications don’t match application requirements, or settle for subpar products that fail prematurely under heavy loads. The challenge of finding reliable suppliers who can deliver both international brands and custom solutions compounds these frustrations.
Comprehensive Solutions for Demanding Industrial Applications
Our NJ326em, NJ328em, and NJ330em cylindrical roller bearings address these challenges through ISO 9001-certified manufacturing processes and access to comprehensive inventory. As a supplier with extensive experience across multiple bearing types, we offer both our own brand and international models from NSK and other leading manufacturers, ensuring you get the exact specifications for your equipment—whether it’s for hydraulic systems in construction machinery or precision drives in automation.
Performances optimales dans les applications rotatives lourdes
These cylindrical roller bearings excel in high-radial-load environments where precision and durability are critical. Designed to accommodate moderate axial loads in one direction, they perform reliably in operating temperatures from -30°C to 120°C, making them suitable for steel mills, mining equipment, and marine propulsion systems. Their robust construction minimizes vibration and noise, even under continuous operation at varying speeds. The NJ-series cylindrical roller bearings incorporate several design elements that directly impact performance. Their solid outer ring with two ribs and inner ring with one rib allows efficient load distribution, while the cage design maintains optimal roller spacing to prevent skewing during high-speed rotation. Precision ground surfaces ensure consistent dimensional accuracy, critical for interchangeability with existing equipment. Surface hardness of HRC 58-62 on raceways and rollers provides excellent wear resistance, extending service life in abrasive environments. Le vrai coût d'une défaillance de roulement : pourquoi la qualité compte.
Choosing the right cylindrical roller bearing directly affects total cost of ownership. Inferior bearings with inadequate material hardness or imprecise dimensions typically fail within 30-50% of expected service life, leading to unplanned downtime, production losses, and potential damage to adjacent components. Our bearings, manufactured to strict tolerances and subjected to comprehensive dimensional and hardness testing, help avoid these hidden costs by delivering predictable performance aligned with ISO 281 fatigue life calculations. Qualité vérifiée par des processus rigoureux
Every batch of our cylindrical roller bearings undergoes thorough quality control, starting with raw material inspection to ensure chemical composition meets industry standards. Finished products receive dimensional verification using calibrated equipment, hardness testing at multiple points, and surface finish analysis. We provide a standard质保期 covering manufacturing defects, with clear documentation of inspection results available upon request. Our ability to source from both established international brands and domestic manufacturers ensures consistent quality across your entire bearing portfolio. Emballage industriel neutre avec protection anticorrosion
Disponibilité en stock pour un envoi rapide
Options d'expédition flexibles incluant le courrier express, le fret aérien et le transport maritime Quantité minimale de commande faible pour répondre à la fois aux besoins de maintenance et de production
Obtenez votre devis de roulement à rouleaux cylindriques dès aujourd'hui
Whether you need NJ326em, NJ328em, NJ330em, or other cylindrical roller bearing型号, provide your exact requirements including dimensions, quantity, and application details. Our technical team can assist with cross-referencing and compatibility checks to ensure optimal selection. With our extensive inventory and global supply chain, we can fulfill most standard orders within 2-3 business days. Foire aux questions Q: Fournissez-vous d'autres marques et modèles de roulements en plus de ceux listés ?
A: Yes, we support inquiries for all bearing brands and型号, including both international manufacturers and domestic quality brands, supplied according to your specified requirements. Q : Comment puis-je confirmer que ces roulements conviendront à mon équipement ?
A: Provide your equipment model or existing bearing dimensions (bore diameter, outer diameter, width), and our technical team will verify compatibility with the NJ326em/NJ328em/NJ330em specifications. Q : Quelle est votre politique de garantie pour ces roulements à rouleaux cylindriques ?
A: We provide a warranty period covering manufacturing defects, with terms specified in the sales contract. Defective products will be replaced or refunded after inspection and confirmation of the issue. Q : Quelle est la quantité minimale de commande pour ces roulements ?
A: We offer low minimum order quantities, including support for small-batch trial orders to ensure suitability before larger purchases. Q: Dans quels délais pouvez-vous expédier et quels modes de livraison sont disponibles?
A: In-stock bearings are shipped within 1-2 business days. We offer express courier for urgent orders, air freight for international deliveries, and sea transport for large volume shipments. Q: Do you provide OEM/ODM custom bearing services? A: Yes, we support custom bearing manufacturing according to provided drawings, specifications, or sample requirements for specialized applications. Ready to order or need a quote?Engineering Features That Ensure Long-Term 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.
sales@example.com | +1-XXX-XXX-XXXX
Product Summary
- Product Name
- NSK NJ326em NJ328em NJ330em Cylindrical Roller Bearings
- Category
- Cylindrical Roller Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Get a Custom Quote
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Cylindrical Roller Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Custom Specifications Available
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
Why SKF China
The engineering partner advantage
7 Days
Prototype Lead Time
vs. 8-12 weeks via standard channels
15+
Certified Engineers
SKF-certified, on-call for your project
50+
Countries Delivered
Reliable global logistics network
Request a Quote
Get a custom quote for
NSK NJ326em NJ328em NJ330em Cylindrical Roller Bearings
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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