Bearings
Needle Roller Bearings
Combined Bearings
ZARN Series (Axial Cylindrical Roller)
Quick Code: BB-137228
ZARN2572-L-TV INA Needle Roller/Axial Cylindrical Roller Bearing
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NKIB / NATB Series (Angular - Double Direction)
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NKIA / NATA Series (Angular - Single Direction)
ZARF Series (Axial Cylindrical Roller)
NKXR / NBX Series (Cylindrical Roller)
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Product Specification
Inside Dia (d)
25mm
Outside Dia (D)
72mm
Width (H)
75mm
Brand
INA
Quick Order Code
BB-137228
Product Description
The ZARN2572-L-TV INA Needle Roller/Axial Cylindrical Roller Bearing is a sophisticated precision bearing designed for complex mechanical applications requiring simultaneous radial and axial load support.
Technical Composition
This advanced bearing features a comprehensive design that includes:
- Outer ring with integrated radial and axial raceways
- Extended and stepped shaft locating washers (L-type variant)
- Inner ring
- Radial needle roller and cage assembly
- Axial cylindrical roller and cage assemblies
Key Technical Specifications
- Inside Diameter (d): 25mm
- Outside Diameter (D): 72mm
- Width (H): 75mm
- Configuration: Double direction load capacity
Unique Design Features
The L-type variant offers specialized advantages for challenging installation environments:
- Extended and stepped shaft locating washer for improved adaptability
- Ideal for applications with inadequate axial shaft shoulder support
- Suitable for scenarios with restricted sealing or space limitations
Typical Applications
- Precision machinery with complex load requirements
- Machine tool spindles
- Automotive transmission systems
- Aerospace mechanical components
- Industrial equipment requiring simultaneous radial and axial load handling
Advantages
- Handles bidirectional axial loads
- High precision and durability
- Compact design for space-constrained applications
- Versatile mounting options
Manufactured by INA, a leading precision bearing manufacturer known for exceptional quality and engineering excellence.
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