Hangzhou Huaxing Kechuang Holding Group Co., Ltd. is one of the leading manufacturers and suppliers of farm implement bearing 204py3 in China. As we have world-leading production equipment and strong manufacturing capabilities, we warmly welcome you to buy bulk high quality bearings at competitive price from our factory.
Single Row Deep Groove Ball Bearing 204PY3
Specifications
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Bearing Type: |
Farm implement bearing 204KRR8-radial ball bearing |
|
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Dimensions (dxDxB): |
16.052x45.225x15.4mm, 0.632" * 1.781" * 0.61" * 0.73 | |
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Material: |
Chrome steel GCr15, SAE52100, SUJ2 | |
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Seals: |
Contact seals on both sides, G design or R design | |
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Retainer: |
Steel | |
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Grease: |
Mobile | |
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Radial Internal clearance: |
C3 | |
| Vibration: | ZV1, ZV2 | |
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Precision: |
Standard Precision | |
| Lubrication: | Standard Lubrication | |
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Heat Stabilization: |
Temperatures from -20°C up to 120 °C | |
| Special Treatment: | No Special Treatment | |
| Speed Limit: | 3000rpm | |
| Replaces: | FAFNIR: 204PY3, BCA: 204FREN, 204FVMN, John Deere: AA21480, Allice: 71502203, Bad Boy: 02270100 | |
| Brand: | HXB or OEM brand |
Applications
1. Precision Planter Disc Assembly It supports opening discs and seed disc brackets on high-precision row crop planters. Its exclusive self-aligning structure offsets minor shaft deflection and installation errors, ensuring flexible and consistent disc rotation. It blocks fine seed dust and dry soil, stabilizing precise seeding depth and uniform seed spacing for high-standard planting operations.
2. Planter Gauge Wheel & Depth Control Components Matched with profiling and depth-limiting wheels of no-till precision planters. Its flexible structural coordination ensures sensitive and accurate depth adjustment during long-distance field travel, avoiding depth deviation caused by equipment vibration, and greatly improving overall planting precision.
3. Light-Duty Precision Tillage Tools Applied to spindle parts of small and medium shallow tillage equipment. It adapts to mild soil resistance, uses self-aligning performance to eliminate rotational jitter, and guarantees flat and uniform shallow soil loosening, meeting the precise soil preparation requirements of refined agriculture.
4. Fertilizer Spinner & Auxiliary Transmission Parts Installed on rotating shafts of variable-rate fertilizer spreaders. Its specially formulated rubber seal resists chemical corrosion from granular and powdered fertilizers, preventing grease deterioration and internal abrasion caused by chemical erosion, which is not available on conventional KRR series bearings.
5. Small Grain Drill Seeding Systems Suitable for wheat, soybean and other small grain seed drills, supporting seed metering devices and ground follow-up components. With low-friction self-aligning operation, it ensures stable and sensitive linkage of precision seeding components for long-term seasonal refined sowing work.
Advantages
HXB was founded in 1995, with nearly 30 years of dedicated development, HXB now operates6 subsidiaries.
∗ 2 high-tech R&D centers


∗ 2 modern manufacturing factories - Hangzhou Yijia Precision Bearing Co., Ltd. and Zhejiang Ruiyang Bearing Technology Co., Ltd.


∗ Supported by advanced digital MES and SPC management systems

∗ IATF16949:2016, ISO9001:2015 and ISO14001 certifications
∗ High-end equipment and high-quality material




About HXB

1. Hangzhou Factory - YJB
Founded in June 2007, YJB is located in Hangzhou. As a subsidiary of HXB Group, we are a national high-tech enterprise and provincial science & technology enterprise specializing in R&D and manufacturing of high-precision, high-speed, advanced, special and professional bearings.
Core Capabilities & Intelligent Manufacturing
- Product Size: Inner diameter Φ3–Φ300mm
- Precision Classes: P2, P4 (ultra-precision grades)
- Annual Capacity: 3 million sets of precision bearings in a lean & intelligent factory
- Equipment Investment: Over RMB 3 million in world-leading precision testing instruments
- Digital Transformation: with full deployment of MESYS bearing design platform, ERP, MES, WMS, SPC real-time quality monitoring and OA systems, building a benchmark smart manufacturing plant.
Main Products
Precision Spindle Bearings
Angular Contact Ball Bearings
Servo Motor Bearings
Vacuum Pump Bearings
Ball Screw Support Bearings
2. Huzhou Factory
In 2021, the deep groove ball bearing factory relocated from Hangzhou to Huzhou. It operate in a 10,000㎡ production facility with a team of 75 employees, focused on the R&D, and manufacturing of high-performance deep groove ball bearings.
We maintain a professional engineering and quality system to ensure stable precision and reliability.
Engineering Team: 4 bearing design & process engineers, accounting for 5% of staff.
Quality Team: 15 quality personnel, including 2 quality engineers, 20% of staff, covering incoming inspection, in-process control and final testing.

Product Range
Series: 6000–6024, 6200–6214, 6300–6314, 6800–6824, 6900–6924
Features: High rigidity, low noise; suitable for grease lubrication or oil-mist lubrication.
6 Series X4YA-2RS (Double-lip seal) & APT Retainer Series
Features: High & low temperature resistance, superior sealing, high load capacity, long service life.
Application: New energy vehicle transmission systems.
Certificates




Exhibition






FAQ
1. What is the unique structural feature of 204PY3 bearings? The 204PY3 is a self-aligning insert bearing with extended inner ring and chemical-resistant double rubber seals. It features flexible angle compensation and anti-corrosion properties, focusing on precision correction rather than heavy impact resistance, which distinguishes it from 203KRR and 204KRR series
2. What core advantages make 204PY3 different from KRR series bearings? Unlike impact and mud-resistant KRR bearings, 204PY3 excels in self-aligning correction and chemical anti-corrosion. It fixes planting precision errors caused by shaft deviation and fertilizer corrosion, delivering higher planting accuracy for refined agricultural equipment.
3. What exclusive working scenarios is 204PY3 tailored for? It is specially designed for dry farmland, light sandy soil and refined planting scenarios, focusing on precision seeding, shallow precise tillage and fertilizer spreading. It is a dedicated replacement part for high-precision European and American planter systems.
4. Why is 204PY3 the preferred bearing for precision planters? Its unique self-aligning function corrects installation deviation and operational vibration, avoiding component stagnation and planting precision deviation. The stable sealing structure maintains long-term consistent accuracy of seed discs and depth control parts for refined planting.
5. Can 204PY3 withstand fertilizer and chemical corrosion? Yes. Its customized rubber sealing material provides outstanding resistance to various fertilizers and agrochemicals. It effectively isolates corrosive particles to protect internal raceways, solving the corrosion failure problem that standard agricultural bearings cannot avoid.
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