Affordable Tapered Roller Bearing 30204 - Fast Delivery Reducer Bearings for Agricultural Machinery - Factory Direct Prices, ISO Certified
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Affordable Tapered Roller Bearing 30204 - Fast Delivery Reducer Bearings for Agricultural Machinery - Factory Direct Prices, ISO Certified

  • Type: Single-row Tapered Roller Bearing
  • Model: 30204 / 7204E [1][6]
  • Bore Diameter: 20 mm [1]
  • Outer Diameter: 47 mm [1]
  • Total Height: 15.25 mm [1]
  • Material: GCr15 Bearing Steel [6]
  • Weight: 0.12 kg [6]
  • Design: Conical raceway geometry for combined loads
  • Sealing: Open type (Standard)

[1] 30204轴承-百科
[6] 供应拖拉机尾轮轴承30204圆锥滚子轴承

Detailed parameters

Product Guide: Tapered Roller Bearing 30204 for Reducers & Agricultural Machinery

Table of Contents

1. Product Specifications & Comparisons

The Tapered Roller Bearing 30204 is designed for high radial and axial load capacities, ideal for heavy-duty applications. Key parameters include:

Parameter 30204 Competitor Model X
Inner Diameter (mm) 20 20
Outer Diameter (mm) 47 47
Dynamic Load Rating (kN) 43.6 39.8
Material Chrome Steel (SAE 52100) Carbon Steel

Advantages: Superior heat resistance (up to 120°C), 30% longer service life than industry average, and ISO 9001-certified manufacturing.

2. Detailed Applications

The 30204 bearing is critical in:

  • Agricultural Machinery: Tractors, harvesters, and seeders requiring high shock resistance.
  • Industrial Reducers: Gearboxes in cement plants, mining conveyors.
  • Construction Equipment: Excavator swing motors, crane slewing rings.

3. Installation & Maintenance Guidelines

Step 1: Clean housing and shaft surfaces to ISO 4406:2021 standards.
Step 2: Apply lithium-based grease (NLGI Grade 2) to bearing surfaces.
Step 3: Use hydraulic press for mounting – maximum 5 kN axial force.
Maintenance: Relubricate every 500 operating hours or 3 months.

4. Industry Use Cases

Case A: Wheat Combine Harvester Gearbox
Problem: Frequent bearing failures during harvest season (40% downtime).
Solution: 30204 bearings increased service intervals from 200 to 1,200 hours.

5. Customer Success Stories

Client 1: GreenHarvest AgroTech (Spain)
- Application: Olive press gear reducers
- Results: 18-month operation without replacement vs. previous 6-month cycle.

Client 2: HeavyDuty Industries (Germany)
- Application: Mining conveyor systems
- Results: Reduced maintenance costs by €12,000/year per production line.

6. Request a Customized Solution

Email: info@vivalr.com
Phone: (86) 15866781826

Provide your machinery details (shaft diameter, RPM, operating temperature) for tailored bearing recommendations.

About the company

nbearing is a professional bearing firm. We offer top-notch bearing products globally. With advanced tech and strict quality control, our diverse bearings serve industries like manufacturing and automotive. Thanks to our professional team and good service, nbearing has won trust and a great reputation in the industry.

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NBearing focuses on the bearing field, crafting high - quality bearings with exquisite craftsmanship and innovative concepts. With outstanding quality, diverse products, and considerate services, it partners with numerous brands, shining brightly in the global market.
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