Needle Roller Bearings
Ensure uninterrupted mining operations with our Heavy Load Spherical Roller Bearing—engineered to deliver exceptional durability and precision for crushing machines. Designed for P6 precision, models 22344 and 22340 excel under extreme radial loads, reducing downtime and maintenance costs in harsh mining environments.
MOQ
1 Piece
Sample Lead Time
3-5 Days
Bulk Lead Time
5-15 Days
Warranty
12 Months
| Parameter | Details |
|---|---|
| Model NO. | 22344, 22340, 22352, 23148, 23152, 23156 |
| Rows Number | Single |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Specification | 10*26*8mm |
| Trademark | NTN |
| Origin | Germany, Sweden, Japan |
| HS Code | 8482102000 |
| Industry | Typical Equipment |
|---|---|
| Mining | Crushing Machines, Conveyors, Excavators |
| Construction | Heavy Load Machinery, Rollers |
| Industrial Manufacturing | Reduction Gearboxes, Press Machines |
Unexpected bearing failures in mining crushing machines can halt production for days, costing thousands in lost output and emergency repairs. Many buyers struggle with inconsistent quality from unknown suppliers, where bearings fail prematurely under heavy loads and harsh conditions. Sourcing genuine high-precision bearings often means navigating high minimum order quantities and long delivery times—problems that leave maintenance teams scrambling.
Our Spherical Roller Bearings, including models 22344 and 22340, are designed to address these challenges. With P6 precision grade and radial load capacity, they excel in mining crushing machines where heavy loads and shock impacts are common. As a professional bearing supplier with decades of export experience, we ensure each bearing meets strict quality standards, backed by ISO 9001:2015 certification. Whether you need standard sizes or custom solutions, our flexible order policy (1 piece MOQ for standard bearings) allows you to secure critical parts without overstocking.
These Heavy Load Spherical Roller Bearings thrive in the demanding conditions of mining operations. They accommodate misalignment, a common issue in large crushing equipment, while handling radial loads efficiently. The bearing steel construction ensures durability against abrasive dust and continuous operation, making them ideal for crushers, conveyors, and other heavy machinery. In environments where downtime directly impacts profitability, choosing a bearing that maintains performance under extreme loads is not just a purchase—it’s an investment in operational stability.
The P6 precision grade of these bearings ensures tight dimensional tolerance, reducing vibration and noise during operation—critical for maintaining equipment accuracy and extending service life. The single-row design optimizes radial load distribution, allowing the bearing to handle higher stress compared to standard models. Crafted from high-grade bearing steel, the components resist wear and deformation, even under the constant pressure of mining crushing applications. Each bearing undergoes rigorous testing, including dimensional checks and material analysis, to ensure compliance with international standards (ISO, ABMA, DIN).
Choosing genuine Spherical Roller Bearings over counterfeit alternatives eliminates hidden costs. Fake bearings often fail within months, leading to unplanned downtime, repair labor, and potential damage to adjacent machinery. In contrast, our genuine NTN bearings, sourced directly from authorized channels, offer consistent performance and reliability. With a 12-month warranty, we stand behind every product, ensuring that any manufacturing defects are resolved through free replacement or refund. Over time, the higher upfront cost of genuine bearings is offset by longer service life and reduced maintenance expenses.
With over 18 years in the industry, Jinan Saifan Bearing Co., Ltd has built a reputation for trustworthiness. We serve clients across Europe, North America, Southeast Asia, and the Middle East, offering one-stop service from R&D to global sales. Our in-house laboratory conducts comprehensive performance tests, including noise and vibration analysis, to guarantee quality. We provide free technical guidance on bearing selection and installation, supported by a professional team with deep application experience in mining and industrial machinery. For distributors and wholesalers, we offer free samples (freight borne by customers) to verify performance before bulk orders.
Don’t let bearing issues disrupt your mining operations. Send us your required model (22344, 22340, or other specifications), application details, and quantity, and we’ll provide a quote within 24 hours. With our efficient delivery and reliable product quality, you can minimize downtime and keep your crushing machines running smoothly.
Q: Are these genuine NTN bearings?
A: Yes, we supply genuine original brand bearings, including NTN, sourced through authorized channels. Each product can be traced to ensure authenticity.
Q: How do I confirm if the 22344 bearing fits my crusher?
A: Provide your equipment model or technical specifications (load, speed, dimensions), and our technical team will verify compatibility free of charge.
Q: What is the warranty period for these bearings?
A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects with free replacement or refund.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ, supporting small orders for emergency repairs.
Q: How long does shipping take?
A: Sample orders ship in 3-5 working days; bulk orders take 5-15 working days, with flexible logistics options to meet your timeline.
Q: How can I verify the bearing’s authenticity?
A: Genuine NTN bearings feature laser-etched markings, original packaging, and verification codes. We provide full traceability documentation upon request.
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