Self-Aligning Roller Bearing 21315CA W33 P0-P4 Precision for Industrial Machinery
Roller Bearing

ISO

Certified

P0-P4

Precision

1 PC

Min. Order

Roller Bearing Self-Aligning Spherical Roller Bearings

Self-Aligning Roller Bearing 21315CA W33 P0-P4 Precision for Industrial Machinery

Ensure smooth, reliable rotation in your industrial machinery with the Self-Aligning Roller Bearing 21315CA W33, engineered to deliver P0-P4 precision for consistent performance under demanding conditions. This double-row radial bearing automatically compensates for shaft misalignment, reducing wear on your equipment and minimizing costly downtime.

  • 75*160*37 mm specification with C0/C3/C4 clearance options to match your exact application needs
  • Constructed from high-grade bearing steel for long service life, even in heavy-load industrial environments
  • Supports OEM/ODM customization, ensuring a perfect fit for specialized machinery requirements

MOQ

1 Piece

Lead Time

5-15 Days

Warranty

12 Mo.

Precision

P0-P4

Noise Grade

Z2-Z4

Customization

OEM/ODM

  • High-grade chrome steel for long service life
  • Strict raw material inspection & full process monitoring
  • ISO 9001:2015 & ISO 14001 certified
  • ABMA & DIN standards compliant
  • Free samples for qualified distributors
  • T/T, Credit Card & Alibaba payment accepted

Product Details

Product Specifications

Parameter Details
Model NO. 21315CA
Precision Rating P0 P6 P5 P4 P2
Clearance C0 C3 C4
Service OEM ODM
Rolling Body Roller Bearings
The Number of Rows Double
Material Bearing Steel
Spherical Aligning Bearings
Load Direction Radial Bearing
Separated Unseparated
Outer Dimension 50-2500
Specification 75*160*37 mm
Trademark SKF/NTN/NSK/NMB/Koyo/NACHI/Timken
Origin China
HS Code 8482300000
Production Capacity 1000000

Application Industries

Industry Typical Equipment
Industrial Machinery Machine Tools, Printing Presses, Reducers
Automotive Transmission Systems, Axles
Agriculture Harvesters, Tractors
Construction Excavators, Loaders
Manufacturing Conveyors, Compressors

Reduce Downtime with Self-Aligning Roller Bearing 21315CA W33 for Industrial Machinery

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. Misalignment issues in equipment like conveyors and reducers often lead to premature wear, while sourcing precision bearings with reliable delivery can be a constant challenge. When production stops, every hour counts—especially when replacement parts are hard to find or don’t meet the required specifications.

Self-Aligning Roller Bearing 21315CA W33: Engineered for Reliable Performance

Our Self-Aligning Roller Bearing 21315CA W33 addresses these pain points with its double-row design and aligning capabilities, accommodating shaft misalignment up to 2 degrees. As an integrated manufacturer with ISO9001 and ISO14001 certifications, we ensure consistent quality across P0-P4 precision grades, making it ideal for industrial machinery like printing presses and reducers. With a 1pc MOQ for standard items and 3–5 days sample lead time, we support both emergency repairs and planned maintenance.

Optimal Performance in Demanding Industrial Environments

This Self-Aligning Roller Bearing 21315CA excels in heavy-load applications, supporting radial loads common in machine tools and agricultural equipment. Its bearing steel construction ensures durability under continuous operation, while the unseparated design simplifies installation and reduces maintenance time. Whether used in high-vibration environments or applications with moderate speed, this bearing maintains stability, minimizing the risk of unexpected failures that disrupt production.

Technical Features That Enhance Machinery Reliability

The 21315CA W33 bearing’s precision rating (P0-P4) directly impacts operational accuracy—higher precision grades like P4 reduce vibration and noise, critical for precision machinery. Clearance options (C0, C3, C4) allow customization for thermal expansion needs; C3 and C4 clearances are ideal for high-temperature applications where shaft growth occurs. The double-row roller design distributes loads evenly, extending bearing life by up to 30% compared to single-row alternatives in similar conditions. With dimensions of 75*160*37 mm, it fits standard industrial equipment housings, ensuring compatibility with existing setups.

Why Genuine Self-Aligning Roller Bearings Matter for Total Cost of Ownership

Choosing genuine Self-Aligning Roller Bearings over counterfeit alternatives reduces long-term costs significantly. Inferior bearings often fail within months, leading to repeated replacement, unplanned downtime, and potential damage to connected components. Our bearings come with a 12-month global warranty, covering manufacturing defects and ensuring peace of mind. For example, a single bearing failure in a printing press can cost $5,000 in lost production—investing in quality bearings minimizes this risk while improving overall equipment efficiency.

Our Commitment to Reliable Bearing Solutions

With over 18 years of experience, Jinan Saifan Bearing serves global buyers across Europe, America, and Southeast Asia. Our in-house R&D and QC lab ensure each bearing meets strict performance standards, while OEM/ODM capabilities allow customization for unique industrial needs. We maintain large stockpiles for fast delivery—bulk orders ship within 5–15 days, and free samples (buyer covers freight) enable pre-installation testing. Our technical team provides free guidance on selection and maintenance, helping you optimize bearing performance for your specific application.

Packaging & Shipping

  • Carton and pallet packaging for secure transportation
  • 3–5 days lead time for samples, 5–15 days for bulk orders
  • Flexible shipping via T/T, credit card, or Alibaba trade terms
  • Real-time tracking provided for all shipments
  • 1pc minimum order quantity for standard items, supporting emergency repairs

Secure Your Industrial Machinery’s Performance Today

Don’t let bearing issues slow down your production. The Self-Aligning Roller Bearing 21315CA W33 is in stock and ready to ship—order now to minimize downtime. Whether you need a single replacement or bulk quantities, our team ensures you get the right bearing for your equipment, backed by reliable service and support.

Frequently Asked Questions

Q: Are these bearings authentic and traceable?

A: Yes, we supply authentic bearings and provide full traceability through our certified supply chain. We also offer genuine NSK/INA bearings as part of our product range.

Q: How do I confirm if the 21315CA bearing fits my machinery?

A: Provide your equipment model or specific dimensions (bore, outer diameter, width), and our technical team will verify compatibility and recommend the correct precision and clearance grade.

Q: What is your warranty policy for this bearing?

A: We offer a 12-month global warranty covering manufacturing defects. Defective products will be replaced or refunded at no additional cost.

Q: What is the minimum order quantity for the 21315CA bearing?

A: The minimum order quantity is 1 piece for standard items, making it suitable for emergency repairs and small-batch requirements.

Q: How quickly can I receive my order?

A: Samples ship within 3–5 days, and bulk orders within 5–15 days. We use reliable logistics partners to ensure timely delivery worldwide.

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

A: Each bearing comes with product labels and packaging that include model numbers and specifications. We can also provide certification documents upon request to confirm authenticity.

<p
Tags: 21315CA Bearing for Industrial Use 21315CA W33 high precision self-aligning bearing Industrial Machinery Bearing Industrial Machinery Roller Bearing P0-P4 Precision Bearing Self-Aligning Roller Bearing Self-Aligning Roller Bearing 21315CA
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