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Bearing ZARF 3080 TNA-NA INA
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Product detailed description
The INA ZARF 3080 TNA-NA is a double-direction axial needle roller and cage assembly engineered for screw drive systems. This bearing combines needle rollers with a polyamide cage to provide high load capacity and operational reliability.
Technical Specifications:
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Dimensions:
- Inner diameter (d): 30 mm
- Outer diameter (D): 80 mm
- Width (B): 50 mm
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Load Ratings:
- Basic dynamic load rating, axial (Ca): 39,000 N
- Basic static load rating, axial (C0a): 101,000 N
- Basic dynamic load rating, radial (Cr): 24,300 N
- Basic static load rating, radial (C0r): 41,500 N
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Speed Limits:
- Limiting speed for oil lubrication (nG): 5,500 rpm
- Limiting speed for grease lubrication (nG): 1,800 rpm
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Design Features:
- Polyamide cage (TN)
- Double-direction design
- No seal
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Mounting Dimensions:
- Maximum diameter of housing shoulder (Da max): 53 mm
- Minimum diameter of shaft shoulder (da min): 44 mm
- Height outer ring over wave washer (H1): 33 mm
- Width, outer ring (C): 18 mm
- Width, inner ring (C1): 10 mm
- Distance to lubrication hole (D1): 52 mm
- Pitch circle diameter (holes) (J): 63 mm
- Number of screwing holes (n): 12
- Screw size (M6)
- Division (screwing holes) (na x ta): 30°
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Additional Information:
- Operating temperature range: -30°C to 120°C
- Axial rigidity (caL): 2,200 N/µm
- Tilting stiffness (ckL): 520 Nm/mrad
- Mass moment of inertia (Mm): 1.46 kg·cm²
- Axial runout radial (ZMA30/52): 1 µm
- Recommended INA precision locknut for radial locking: MA
- Tightening torque nut (MA): 32 Nm
This bearing is ideal for applications requiring high axial load capacity and precise rotational performance, such as in screw drive systems.
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INA Bearings - Reliability and Innovation for Every Application
INA bearings are known for their outstanding quality and reliability, making them the ideal solution for various industrial applications. This renowned manufacturer is part of the Schaeffler Group and offers a wide range of products that meet the highest quality standards. Whether you're looking for bearings for automotive, industrial machinery, or specialized applications, INA is a brand you can rely on.
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Technical Specifications
INA bearings are engineered for a wide range of uses. Each bearing type is optimized for specific conditions, whether it's high loads, extreme temperatures, or high speeds. You can choose based on specifications such as diameter, width, material, and other technical parameters to ensure the bearings meet your exact needs.
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