Needle Roller Bearings

Needle Roller Bearing K50X58X25 for Industrial Machinery, P0-P4 Precision, 3-7 Days Delivery

SKU: 625683f4d35a In Stock

Ensure smooth, precise rotation in your industrial machinery with our Needle Roller Bearing K50X58X25, engineered to deliver reliable performance even under heavy radial loads. Crafted from high-grade bearing steel and available in P0-P4 precision grades, this radial bearing eliminates frustrating downtime by maintaining tight clearances (C0/C3/C4) and consistent operation—exactly what you need to keep production lines running without interruptions.

  • Designed without inner/outer rings for space-saving integration in compact mechanical assemblies
  • Supports both grease and oil lubrication to adapt to your specific operating conditions
  • 3-7 day delivery ensures you meet tight project timelines, backed by our ISO-certified manufacturing standards
  • OEM/ODM services available to tailor dimensions or packaging to your unique machinery requirements
Wholesale Price (FOB)
¥1.50
MOQ: 1 Piece • Bulk discounts available on inquiry
12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

Product Specifications

Parameter Details
Model NO. K50X58X25
Load Direction Radial Bearing
Style Without Outer Ring, Without Inner Ring
Material Bearing Steel
Type Closed
Product Name Needle Roller Bearing
Lubrication Grease or Oil
Precision Rating P0 P6 P5 P4 P2
Clearance C0 C3 C4
Delivery Time 3-7 days
Service OEM ODM
Specification 50*58*25 mm
Origin China
HS Code 8482102000

Application Industries

Industry Typical Equipment
Industrial Machinery Machine Tools, Printing Equipment, Reducers
Automotive Transmission Systems, Steering Mechanisms
Agricultural Machinery Harvesters, Tractors, Tillage Equipment
Construction Excavators, Conveyors, Heavy-Duty Gearboxes
Manufacturing CNC Machines, Electric Motors, Pumps

Prevent Costly Downtime with K50X58X25 Needle Roller Bearing for Industrial Machinery

Equipment failures from substandard bearings disrupt production schedules and erode profits. Many manufacturers struggle with long lead times for precision components or inconsistent quality from unreliable suppliers. When your machinery depends on radial load support in tight spaces, choosing the wrong needle roller bearing can lead to premature wear and unexpected shutdowns.

Precision Engineered K50X58X25 Bearing Delivered in 3-7 Days

Our Needle Roller Bearing K50X58X25 addresses these challenges with P0-P4 precision ratings and a 3-7 day delivery window. As an integrated manufacturer with full R&D capabilities and ISO9001 certification, we ensure each bearing meets strict quality standards. Designed for radial load applications in industrial machinery, this 50x58x25 mm bearing provides reliable performance in machine tools, reducers, and printing equipment where space and precision are critical.

Optimal Performance in Demanding Industrial Conditions

This radial needle bearing excels in applications requiring high load capacity within limited installation space. The closed design and bearing steel construction ensure durability under continuous operation, making it suitable for heavy-duty machinery subject to constant radial forces. Whether operating in standard factory environments or more challenging conditions, the K50X58X25 Industrial Bearing maintains stability across a range of lubrication methods, including grease or oil systems.

Technical Features That Ensure Reliable Operation

The precision rating options (P0-P4) allow customization based on application requirements—P4 for high-precision machinery where minimal runout is essential, and P0 for general industrial use. Clearance grades (C0, C3, C4) accommodate thermal expansion and mounting conditions, with C3 and C4 options ideal for high-temperature environments or applications requiring increased axial movement. The absence of inner and outer rings reduces weight and allows direct contact with mating components, optimizing space utilization in compact gearboxes and transmission systems.

Long-Term Value of Authentic Precision Bearings

Choosing genuine K50X58X25 Precision Bearings avoids the hidden costs of counterfeit products, which often fail prematurely due to poor material quality and imprecise manufacturing. Authentic bearings reduce maintenance frequency, extend equipment lifespan, and minimize production downtime—directly impacting your bottom line. Our bearings comply with international industry standards, ensuring compatibility with global machinery brands and reducing the risk of component mismatch during replacements.

Why Industrial Manufacturers Trust Saifan Bearings

With over 18 years of experience serving global buyers across Europe, America, and Southeast Asia, we have established a reputation for consistent quality and reliable supply. Our ISO9001 and ISO14001 certifications validate our commitment to quality management and environmental responsibility. We offer OEM/ODM customization to meet specific application needs, backed by a 12-month global warranty and free technical guidance. Our flexible order system supports 1pc MOQ for standard items, ensuring you can source critical components without excess inventory costs.

Packaging & Shipping

  • Packaged in cartons with pallet reinforcement for secure transport
  • 3-7 days delivery time for standard orders
  • Multiple shipping options including express (DHL, FedEx) and economy (air, sea)
  • Real-time tracking provided for all shipments
  • 1pc minimum order quantity available for emergency replacements

Secure Your Machinery’s Performance Today

Don’t let bearing issues disrupt your production schedule. The K50X58X25 Needle Roller Bearing is in stock and ready to ship, ensuring minimal downtime for your industrial machinery. Whether you need a single replacement or bulk order, our team can provide immediate support to get your equipment back to optimal performance.

Frequently Asked Questions

Q: Is this a genuine precision bearing?

A: Yes, all our bearings are manufactured in-house under ISO9001 standards, with full traceability from raw material to finished product.

Q: How do I confirm if K50X58X25 fits my equipment?

A: Provide your machinery model or technical specifications, and our engineering team will verify compatibility at no cost.

Q: What warranty coverage do you offer?

A: We provide a 12-month global warranty covering manufacturing defects, with free replacement or refund available for non-conforming products.

Q: What is the minimum order quantity?

A: Standard items have a 1pc MOQ, supporting both emergency repairs and small-batch production needs.

Q: How quickly can you ship the K50X58X25 bearing?

A: Stock items ship within 3-7 days; contact us for current inventory status and expedited shipping options.

Q: Can you provide technical support for installation?

A: Yes, our technical team offers free guidance on bearing installation, lubrication, and maintenance best practices.

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

Sample Policy

Free samples available for distributors. 3–5 days production lead time.

Bulk Delivery

5–15 days for bulk orders. T/T, L/C and Alibaba payments accepted.

Certifications

ISO 9001:2015, ISO 14001 certified. ABMA / DIN compliant.

After-Sales

12-month warranty plus dedicated technical failure analysis support.

Engineering Insights

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