Double Row Cylindrical Roller Bearing NN3019 TN9/SP for Mining Machinery with 60-64 HRC Hardness
SKF

Double Row Cylindrical Roller Bearing NN3019 TN9/SP for Mining Machinery with 60-64 HRC Hardness

<p>Ensure uninterrupted mining machinery operation with the <strong>Double Row Cylindrical Roller Bearing NN3019 TN9/SP</strong>, engineered to deliver exceptional durability in heavy-duty environments. Its 60-64 HRC hardness rating ensures resistance to wear and deformation under extreme loads, while the separated design allows for easy installation and maintenance—minimizing downtime for critical equipment.</p><ul><li>Precision-crafted brass or steel cage options optimize load distribution, extending bearing service life in high-vibration mining applications</li><li>Available clearance grades (C0-C5) accommodate thermal expansion, ensuring consistent performance even in fluctuating temperature conditions</li><li>Directly sourced from SKF official channels, guaranteeing 100% authenticity and full batch traceability for peace of mind</li></ul>

Brand
SKF
Lead Time
7-15 days
Precision
up to P2
  • 100% genuine -- COC & factory certificates available
  • In-stock · bulk & small-batch orders accepted
  • ISO · DIN · ABMA · JIS compliant
  • Full customs clearance documentation provided

Product Details

Full Specifications & Description

Product Specifications

ParameterDetails
Bearing TypeDouble Row Cylindrical Roller Bearing
Outer DimensionMedium and Large(120-190mm)
MaterialBearing Steel
SphericalNon-Aligning Bearings
Load DirectionAxial Bearing
SeparatedSeparated
ClearanceC0 C2 C3 C4 C5
CageBrass, Steel
VibrationZ1V1 Z2V2 Z3V3
Hardness60-64 HRC
HS Code8482800000

Application Suitability

IndustryTypical Applications
Mining MachineryConveyor systems, crushers, mining equipment

NN3019 TN9/SP Mining Machinery Bearing: Solving Common Wear and Reliability Issues

Mining operations face constant challenges with equipment downtime caused by bearing failures. When a Double Row Cylindrical Roller Bearing fails prematurely, it not only halts production but also increases maintenance costs. Many procurement teams struggle to find bearings with consistent hardness and reliable performance in harsh mining environments.

Built for Heavy-Duty Mining Machinery Performance

The NN3019 TN9/SP Double Row Cylindrical Roller Bearing addresses these pain points with its robust design and 60-64 HRC hardness, ensuring durability in high-load mining applications. Our comprehensive supply chain covers a wide range of bearing types, including this specialized mining machinery bearing, with efficient inventory management to support quick access to critical parts.

Optimal Performance in Mining Machinery Conditions

This bearing excels in mining machinery where axial loads and moderate misalignment are common. Its separated design allows for easy installation and maintenance, while the brass or steel cage provides stability under heavy loads. The 60-64 HRC hardness rating ensures resistance to wear and deformation, making it suitable for continuous operation in dusty, high-vibration mining environments.

Key Engineering Features for Reliability

The NN3019 TN9/SP bearing incorporates several critical engineering details that enhance its performance. The 60-64 HRC surface hardness, achieved through precise heat treatment, provides excellent wear resistance and fatigue strength—essential for mining machinery operating under constant stress. Its clearance options (C0 C2 C3 C4 C5) allow customization to specific operating conditions, ensuring optimal load distribution and reducing the risk of overheating. The non-aligning design maintains stability in applications where shaft alignment is critical, while the separated construction simplifies maintenance and replacement.

Total Cost of Ownership: Why Quality Matters

Choosing a high-quality Double Row Cylindrical Roller Bearing like the NN3019 TN9/SP reduces long-term costs compared to inferior alternatives. A bearing with insufficient hardness (below 60 HRC) may wear prematurely, leading to unexpected downtime and costly repairs. Properly selected clearance and cage materials minimize friction and heat buildup, extending service life and reducing maintenance intervals. By investing in a bearing that meets mining machinery requirements, operators avoid the hidden costs of frequent replacements and production losses.

Quality You Can Rely On

Our bearings undergo strict quality control processes, including material inspection and dimensional accuracy checks, to ensure consistent performance. We follow ISO 9001 guidelines in our production and testing procedures, verifying hardness, vibration levels, and load capacity before shipment. Each bearing comes with a warranty against manufacturing defects, providing peace of mind for critical mining applications. Our extensive network allows us to source and supply a wide range of bearing models, ensuring you get the right part when you need it.

Packaging & Shipping

  • Packaged in carton pallets for secure transportation
  • Available for same-day shipping for in-stock items
  • Flexible shipping options including快递, air, and sea freight
  • Low minimum order quantity supported for both small and large purchases

Get a Quote for the NN3019 TN9/SP Bearing

Whether you need a single NN3019 TN9/SP Double Row Cylindrical Roller Bearing or a bulk order for mining machinery, we can provide competitive pricing and reliable delivery. Contact us with your specific requirements, including quantity and delivery location, and our team will assist you promptly.

Frequently Asked Questions

Q: Do you supply other brands and models of bearings?

A: Yes, we offer a full range of bearing types and can source according to your specified brand or model requirements.

Q: How can I confirm if this bearing fits my mining equipment?

A: Provide your equipment's bearing dimensions or model number, and our technical team will verify compatibility.

Q: What is your warranty policy for this bearing?

A: We provide a warranty against manufacturing defects; specific terms are outlined in our sales agreement.

Q: What is the minimum order quantity for this bearing?

A: We support low minimum order quantities, including small trial orders for testing purposes.

Q: How long does shipping take for the NN3019 TN9/SP bearing?

A: In-stock items ship the same day; delivery time depends on your location and chosen shipping method.

Q: Can you produce custom bearings according to specific requirements?

A: Yes, we offer OEM/ODM services for bearings tailored to your technical specifications and drawings.

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Double Row Cylindrical Roller Bearing NN3019 TN9/SP for Mining Machinery with 60-64 HRC Hardness

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