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Cylindrical Roller Bearing N315E 75x160x37mm NTN NSK for Automotive Machinery thumbnail 1
Cylindrical Roller Bearing N315E 75x160x37mm NTN NSK for Automotive Machinery - Side View thumbnail 2
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NTN GENUINE
IN STOCK
Cylindrical Roller Bearing N315E 75x160x37mm NTN NSK for Automotive Machinery
Cylindrical Roller Bearing N315E 75x160x37mm NTN NSK for Automotive Machinery - Side View
Cylindrical Roller Bearing N315E 75x160x37mm NTN NSK for Automotive Machinery - Detail
Cylindrical Roller Bearing N315E 75x160x37mm NTN NSK for Automotive Machinery - Dimension
Model
NTN-300
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

Cylindrical Roller Bearing N315E 75x160x37mm NTN NSK for Automotive Machinery

MODEL: NTN-300 100% Genuine · Traceable

Ensure seamless automotive machinery performance with the Cylindrical Roller Bearing N315E (75x160x37mm), engineered to deliver reliable radial load handling and precise operation in industrial applications. As an NTN-authorized distributor, we guarantee 100% genuine components with full traceability, eliminating concerns about counterfeit risks or documentation gaps.Separated design allows easy mounting/dismounting, reducing maintenance downtime for machinery manufacturersAvailable precision ratings (P0-P2) ensure compatibility with high-speed automotive and general machinery requirementsBearing steel construction provides exceptional durability, supporting stable bulk supply for your production line

Key Specifications
SPEC-01
Bore (d)
75mm
OD (D)
160mm
Width (B)
37mm
Dyn. Load Cr
183 kN
Stat. Load C0
220 kN
Lim. Speed
3,800 rpm
Request Quotation Now
24H
Quote Reply
5-7D
Sample Ship
100%
Genuine
SECTION 05 / FULL SPECIFICATIONS

Complete Technical Parameters

All specifications strictly follow NTN factory standards. Data verified against original NTN catalogue with full ISO 9001 compliance.

Dimensions DIM
Bore Diameter (d)75 mm
Outer Diameter (D)160 mm
Width (B)37 mm
Chamfer (rs min)2.1 mm
Net Weight1.85 kg
Performance PERF
Dynamic Load Rating (Cr)183 kN
Static Load Rating (C0r)220 kN
Limiting Speed (Grease)3,800 rpm
Limiting Speed (Oil)5,000 rpm
Fatigue Load Limit (Pu)23.6 kN
Construction CONST
Bearing TypeCylindrical Roller Bearing
Cage MaterialPressed Steel
Sealing TypeOpen / 2RS / ZZ
Internal ClearanceCN / C3 / C4
Tolerance ClassP0 / P6 / P5
Operating Conditions OP
Temperature Range-30°C ~ +120°C
LubricationGrease / Oil
Vibration ClassZ2 / Z3 / Z4
StandardJIS B 1518 / ISO 281
OriginJapan (NTN Factory)
SECTION 06 / INDUSTRY APPLICATIONS

Compatible Equipment & Industries

Validated by 2,400+ OEM customers across 50+ countries. Engineered for high-reliability operation in demanding industrial environments.

01

Steel Mills

Heavy-duty rolling mills, continuous casters, hot strip mills with shock-absorbed design.

02

Mining Equipment

Crushers, vibrating screens, conveyors operating under extreme loads and contamination.

03

Paper Machines

Drying cylinders, calenders, press rolls requiring vibration damping.

04

Conveyor Systems

Belt conveyors, idlers, drive pulleys for ports, logistics and manufacturing lines.

05

Cement & Aggregate

Vibrating equipment, crushers, kilns demanding misalignment tolerance.

06

Wind Power

Main shaft, gearbox, generator bearings for onshore and offshore turbines.

07

Petrochemical

Pumps, compressors, blowers in chemical processing and refining plants.

08

Construction Machinery

Excavators, cranes, loaders, drilling rigs working under impact loads.

09

Marine & Offshore

Propulsion shafts, deck machinery, anti-corrosion sealed for marine environment.

SECTION 07 / ENGINEERING DEEP DIVE

Why NTN Outperforms in Critical Applications

From raceway geometry to surface micro-finish, every parameter is engineered for L10 life extension and consistent batch performance.

MATERIAL

Premium Carburized Steel

High-purity SUJ2 / 100Cr6 bearing steel with vacuum degassing. Carburized case depth precisely controlled at 2.5-3.5mm with HRC 60-62 surface hardness.

  • Oxygen content ≤ 8 ppm -- minimizes inclusion-induced fatigue cracks
  • Compressive residual stress on raceway surface for crack resistance
  • 40% L10 life improvement vs. industry standard steel
SEALING

Multi-Lip NBR / FKM Seals

Choice of contact (2RS), non-contact (2Z) and metal shielded (ZZ) options. Designed for IP65 dust ingress protection and grease retention.

  • NBR rated -40°C ~ +120°C / FKM rated up to +200°C
  • Garter spring tension calibrated for low torque & long sealing life
  • Customizable food-grade FDA compliant variants available
PRECISION

P0 to P5 Tolerance Class

Precision grades from standard P0 up to P5 (ISO Class 5) for high-speed spindle applications. Inspected on Mahr / Talyrond CMM equipment.

  • Bore tolerance ±2μm (P5) / Radial runout ≤ 4μm
  • Raceway roundness controlled within 0.8μm
  • Vibration class Z2/Z3/Z4 for low-noise applications
CLEARANCE

CN / C3 / C4 Internal Clearance

Internal radial clearance optimized per application -- CN for general use, C3 for thermal expansion, C4 for high-temperature environments.

  • Optimized load distribution under interference fits
  • Thermal expansion accommodation up to ΔT 80°C
  • Custom clearance ranges available for OEM specifications
SECTION 08 / TRUST & TRACEABILITY

100% Genuine NTN.
Traceable. Warranted.

We operate as an officially authorized NTN distributor with an unbroken supply chain. Every bearing carries laser-engraved batch codes that can be verified against NTN's factory database.

Authorized Distributor

Direct sourcing from NTN factories with original brand authorization certificate.

Laser Batch Code

Every bearing engraved with traceable batch ID. Verifiable via NTN factory MES system.

Full Documentation

Mill test certificates, COO, COC, packing list -- all export documents provided.

12-Month Warranty

Standard 12-month quality warranty. Free replacement for verified manufacturing defects.

2,400+
OEM Customers
50+
Countries Served
99.97%
QC Pass Rate
10+
Years Experience
SECTION 09 / PACKAGING & SHIPPING

Export-Ready Packaging, Worldwide Door-to-Door Delivery

Real-time WMS inventory ensures rapid dispatch. Standard NTN moisture-proof packaging with anti-rust treatment for long-term storage.

NTN original packaging with moisture protection
PACKAGING

Original NTN Packaging

  • Inner: NTN-printed plastic tube + VCI anti-rust paper
  • Middle: Original NTN branded carton with batch label
  • Outer: Reinforced export carton, optional wooden pallet
  • Custom: Neutral packaging or customer branding available
Global shipping logistics hub
LOGISTICS

Global Shipping Options

EXPRESS
DHL · FedEx · UPS
3-7 days door-to-door
AIR FREIGHT
Bulk Air Cargo
5-10 days port-to-port
SEA FREIGHT
FCL · LCL
15-35 days, lowest cost
RAIL
CN-EU Express
18-22 days to Europe
EXW · FOB · CIF · DDP -- flexible Incoterms supported
SECTION 11 / FAQ

Frequently Asked
Questions

Common questions from OEM and distributor partners. Can't find an answer? Contact our engineering team directly.

Ask a custom question
Q.01 How can I verify the authenticity of NTN bearings I receive?

Every NTN bearing has laser-engraved batch codes on the inner ring. We provide the original mill test certificate and brand authorization letter with each shipment. You can verify the batch code with NTN factory directly via their official channels.

Q.02 What is the typical lead time and minimum order quantity?

In-stock items ship within 5-7 working days. MOQ starts from 1 piece for samples. Bulk orders for OEM customers benefit from priority production scheduling and consolidated shipping. Custom non-standard bearings typically take 30-45 days.

Q.03 Do you offer OEM customization (clearance, sealing, precision)?

Yes. We support custom internal clearance (CN/C3/C4/C5), sealing options (2RS/ZZ/Open), precision class (P0/P6/P5), special grease, and neutral packaging. Submit your engineering drawing and we will return a feasibility report within 72 hours.

Q.04 What documentation is provided for international shipping?

Standard export documents include: Commercial Invoice, Packing List, Bill of Lading / Air Waybill, Certificate of Origin (Form A / E / FTA), Certificate of Conformity, NTN Mill Test Certificate, and Brand Authorization Letter. Customs HS code and country-specific requirements are pre-checked.

Q.05 What is your warranty and return policy?

We offer a standard 12-month quality warranty from shipping date for verified manufacturing defects. Defective products are replaced free of charge. Failure analysis reports are provided to support root cause investigation. Wear due to misapplication or improper installation is excluded.

Q.06 Can you ship under DDP terms to my country?

Yes. We support EXW, FOB, CIF, CFR, and DDP terms. Our logistics team handles customs clearance, duties, and last-mile delivery for DDP shipments to 50+ countries. For sensitive markets, we recommend DDP to avoid customs delays.

PRODUCT DESCRIPTION

Detailed Product Information

Ensure seamless automotive machinery performance with the Cylindrical Roller Bearing N315E (75x160x37mm), engineered to deliver reliable radial load handling and precise operation in industrial applications. As an NTN-authorized distributor, we guarantee 100% genuine components with full traceability, eliminating concerns about counterfeit risks or documentation gaps.

  • Separated design allows easy mounting/dismounting, reducing maintenance downtime for machinery manufacturers
  • Available precision ratings (P0-P2) ensure compatibility with high-speed automotive and general machinery requirements
  • Bearing steel construction provides exceptional durability, supporting stable bulk supply for your production line

Description

Spécifications du produit

Paramètre

Détails

Modèle n°

Nom du produit

Roulement à rouleaux cylindriques

Structure

Cylindrique

Spécification

Matériau

Acier pour roulements

Direction de charge

Roulement radial

Séparé

Séparé

Sphérique

Roulements non-alignants

Type de joints

Ouvrir

Lubrifier

Huile Graisse Sèche

Évaluation de précision

P0 P6 P5 P4 P2

Nombre de lignes

Ligne unique

Marque de commerce

Code SH

8482500090

N315E
75×160×37 mm
NTN/NSK

Industries d'application

Industrie

Équipement typique

Automobile

Transmissions, boîtes de vitesses, systèmes d'essieux

Machines générales

Fabrication industrielle

Electric Motors, Pumps, Fans, Compressors
Machine Tools, Conveyor Systems, Hydraulic Equipment

Stop Production Delays with Genuine Cylindrical Roller Bearing N315E for Automotive Machinery

OEM manufacturers across automotive and machinery sectors often face costly disruptions from counterfeit bearings that fail prematurely, causing unplanned downtime and production line halts. Multi-tier distribution channels further compound issues with inconsistent delivery times, making it difficult to align with tight production schedules. When your equipment relies on precision components like the N315E cylindrical roller bearing, these challenges directly impact your bottom line.

Genuine NTN N315E Bearings: In Stock and Traceable

As an official NTN distributor, we eliminate these pain points by providing 100% genuine Cylindrical Roller Bearing N315E with full traceability documentation. Our WMS real-time inventory system ensures the 75x160x37mm bearing is ready for immediate dispatch, supporting both emergency repairs and scheduled production needs. Whether used in automotive transmissions or industrial machinery gearboxes, our bearings deliver the batch stability critical for continuous operation.

Engineered for Heavy-Duty Radial Load Applications

The N315E cylindrical roller bearing is specifically designed to handle high radial loads in demanding environments. Its separated inner and outer rings allow for easy installation and maintenance, while the single-row cylindrical structure ensures optimal load distribution across the 37mm width. This makes it ideal for high-torque applications in automotive machinery and general industrial equipment operating under continuous stress.

Technical Details That Ensure Reliable Performance

The N315E’s precision rating options (P0 to P2) allow customization for specific application requirements—from general industrial use (P0) to high-precision machinery (P2). Its open seal design facilitates lubrication flexibility (oil, grease, or dry operation), while the bearing steel construction provides durability under varying temperatures. The non-aligning design ensures stability in shaft systems with minimal deflection, critical for maintaining gear mesh accuracy in transmission assemblies. With dimensions of 75mm (bore) × 160mm (outer diameter) × 37mm (width), this bearing fits standard industrial mounting configurations.

Why Genuine NTN NSK N315E Bearings Reduce Total Cost

Choosing genuine NTN NSK N315E bearings over gray-market alternatives lowers long-term costs by minimizing premature failures. Counterfeit bearings often lack proper heat treatment, leading to early fatigue and potential equipment damage that can cost 10x the bearing price in repairs. Our ISO 9001 compliant three-level quality inspection ensures each bearing meets OEM specifications, reducing the risk of production downtime and warranty claims. With complete export documentation, we also eliminate customs clearance delays for international shipments.

Pourquoi les fabricants mondiaux font confiance à notre approvisionnement en roulements

With over 10 years of technical expertise, we serve clients in 50+ countries, including automotive OEM factories and machinery manufacturers in Southeast Asia, Europe, and North America. Our official authorized supply chain guarantees product authenticity, with each bearing traceable to the original NTN production batch. A dedicated technical team provides application support—from model selection based on operating conditions to installation guidance and failure analysis. Our global door-to-door logistics network ensures reliable delivery, with inventory reserved exclusively for long-term partners.

Packaging & Shipping

    Emballage d'origine du fabricant avec certificat de produit et documents de traçabilité

    Emballage en carton et sur palette pour un transport sécurisé

  • 现货 available for dispatch within 3-7 business days
  • Options d'expédition flexibles : DHL, FedEx, UPS, fret aérien ou fret maritime

    Suivi logistique en temps réel fourni pour toutes les commandes

  • Minimum order quantity: 1 piece, supporting both emergency repairs and bulk procurement

Get Your N315E Bearing Shipped Today

Don’t let equipment downtime affect your production targets. Whether you need a single replacement bearing or bulk OEM supply, our streamlined process ensures quick response. Send your order details now, and we’ll confirm availability and deliver within your schedule—keeping your machinery running and your production on track.

Questions fréquemment posées

Q: Are these genuine NTN/NSK bearings?

A: Yes, we are an official authorized NTN distributor, and all products come with full traceability documentation to confirm authenticity.

Q: How do I confirm if the N315E is suitable for my equipment?

A: Fournissez votre modèle d'équipement ou vos paramètres de fonctionnement (charge, vitesse, température), et notre équipe technique vérifiera la compatibilité sans frais.

Q : Quelle est votre politique de garantie ?

A: We adhere to NTN’s original warranty standards, covering manufacturing defects with unconditional replacement.

Q : Quelle est la quantité minimale de commande ?

A: We accept orders for 1 piece, ideal for emergency repairs, with volume discounts available for bulk purchases.

Q: Combien de temps prend la livraison vers [mon pays]?

A: Standard delivery takes 3-7 business days via express courier; sea freight options are available for larger orders.

Q: How can I verify the bearing’s authenticity upon receipt?

A: Each bearing includes original packaging with holographic labels and serial numbers, verifiable through NTN’s official channels. We also provide a traceability certificate with each order.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

SECTION 12 / GET QUOTATION

Ready to Order
NTN-300?

Submit your inquiry below. Our senior application engineers will respond within 24 hours with a formal quotation, brand authorization, and traceability certificate.

  • Formal quotation in 24h
  • Sample within 5-7 days
  • 100% genuine guarantee
  • Worldwide DDP shipping
FORM · INQUIRY-NTN-30 SECURE SSL

By submitting, you agree to NTN OEM processing your contact details for quotation purposes only. We never share information with third parties.

NTN AUTHORIZED DISTRIBUTOR / OEM · Wholesale · Global Logistics
ISO 9001:2015 · JIS B 1518