BA257-1 257x315x30mm Angular Contact Ball Bearing for Excavators
Basic Info.
| Inner Diameter | 257 mm |
| Outer Diameter | 315 mm |
| Thickness | 30 mm |
| Model No. | BA257-1 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Excavator bearing BA257-1, precision-rated (P0–P2), unseparated single-row radial design. Made of high-grade bearing steel with steel/brass/nylon cage. Ideal for heavy-duty OEM/ODM applications. Origin: China. HS Code: 8431499900.
Basic Info.
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Specifications
| Bore Diameter | 34 mm |
| Outer Diameter | 64 mm |
| Width | 37 mm |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5 |
Description
High-quality automobile hub bearing with radial load design, made from durable bearing steel. Offers reliable performance with precision ratings up to P5 and low vibration levels. Suitable for OEM/ODM applications.
Specifications
| Bore Size | 1-500 mm |
| Outside Diameter | 17 mm |
| Width | 10 mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4 |
| Seals Type | ZZ, 2RS, Open |
Description
NACHI Deep Groove Ball Bearing 6003 offers high precision, low noise, and long service life. Ideal for radial loads, it supports high-speed operation with reliable performance in various industrial applications.
Specifications
| Bore Size | 8 mm |
| Model NO. | 608 |
| Material | Bearing Steel |
| Seals Type | ZZ 2RS Open |
| Precision Rating | P0, P6, P5, P4 |
| Lubrication | Grease or Oil |
Description
The 608 Deep Groove Ball Bearing features an 8 mm bore, made of high-quality bearing steel. It offers reliable performance with options for ZZ, 2RS, or open seals, suitable for various industrial applications requiring radial load support and smooth operation.
Specifications
| Bore Size | 1-500 mm |
| Outside Diameter | Not specified |
| Thickness | 15 mm |
| Model NO. | 6205 |
| Material | Bearing Steel |
| Origin | Japan |
Description
NACHI Deep Groove Ball Bearing, high precision, long life, low noise. Suitable for high-speed operation. Available in various seals types: ZZ, 2RS, Open. Rich stocks for fast delivery by sea or air.
Specifications
| Bore Diameter | 37mm |
| Outer Diameter | 72mm |
| Width | 37mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5 |
| Lubrication | Grease or Oil |
Description
High-quality Automobile Bearing Hub Bearing with reliable performance. Suitable for various automotive applications, designed for radial load direction and built to meet international standards.
Specifications
| Bore Size | 1-500 mm |
| Model NO. | 6003 |
| Seals Type | Zz 2RS Open |
| Precision Rating | P0 P6 P5 P4 |
| Clearance | C0 /C2/C3 |
| Origin | Japan |
Description
Koyo Deep Groove Ball Bearing, made of high-quality bearing steel, offers long life, high speed, and low noise performance. Available in rich stock with OEM/ODM service, it supports radial loading and various lubrication options for versatile industrial applications.
Specifications
| Bore Size | 1-500 mm |
| Outside Diameter | Not specified |
| Width | 30*47*9 mm |
| Material | Bearing Steel |
| Seals Type | Zz 2RS Open |
| Precision Rating | P0 P6 P5 P4 |
Description
Deep Groove Ball Bearing model 6906, made of high-quality bearing steel, offers reliable performance with precision ratings up to P4. Available in various sizes, it supports radial loads and operates with low vibration levels Z1V1 to Z3V3. Suitable for OEM/ODM applications.
Specifications
| Bore Diameter | 20 mm |
| Outer Diameter | 50 mm |
| Width | 20.6 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Feature | Long Life, High Speed, Low Noise |
Description
High-performance wheel hub bearing made of premium bearing steel, designed for radial load applications. Offers low noise, high speed, and extended service life. Suitable for various automotive uses with OEM/ODM support.
Specifications
| Bore Size | 50mm |
| Outer Diameter | 80mm |
| Thickness | 16mm |
| Material | Bearing Steel |
| Seals Type | Zz 2RS Open |
| Precision Rating | P0 P6 P5 P4 |
Description
Deep Groove Ball Bearing 6010 offers high precision and durability with radial load capacity. Made from premium bearing steel, it supports various lubrication types and is ideal for industrial applications requiring reliability and performance.
Specifications
| Bore Size | 1-500 mm |
| Outer Diameter | 30 mm |
| Thickness | 7 mm |
| Seals Type | Zz 2RS Open |
| Precision Rating | P0, P6, P5, P4 |
| Material | Bearing Steel |
Description
Deep Groove Ball Bearing model 6806, made of high-quality bearing steel, offers reliable performance with precision ratings up to P4. Available in various seals types and suitable for radial loads.
Specifications
| Bore Size | 17 mm |
| Outer Diameter | 40 mm |
| Thickness | 12 mm |
| Material | Bearing Steel |
| Seals Type | ZZ 2RS Open |
| Precision Rating | P0, P6, P5, P4 |
Description
Original NSK 6203 Deep Groove Ball Bearing, high precision and reliability. Suitable for various industrial applications with radial load capacity. Made of premium bearing steel with grease or oil lubrication.
Specifications
| Bore Size | 0-500 mm |
| Specification | 25*62*17 mm (ID*OD*TH) |
| Material | Bearing Steel |
| Seals Type | Zz 2RS Open |
| Precision Rating | P0 P6 P5 P4 P2 |
| Lubrication | Grease or Oil |
Description
Timken Deep Groove Ball Bearing offers high precision and reliability. Made of durable bearing steel, it supports radial loads with options for various seals and lubrication. Ideal for industrial applications requiring consistent performance.

















