VU 14 0325

VU 14 0325 · Product image

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VU 14 0325 · Technical drawing

Brand
QIBR
Alternative brand
INA
Rolling element type
Ball
Measurement system
Metric
Weight
12 kg
Outer diameter
380 mm
Inner diameter
270 mm
Total width
35 mm
External hole circle diameter
360 mm
Internal hole circle diameter
290 mm
Step diameter outer ring
378 mm
Width1
5 mm
Step diameter inner ring
272 mm
Width2
5 mm
Number of mounting holes of the inner ring
24
Number of mounting holes of the outer ring
24
Hole diameter at outer ring
11 mm
Hole diameter at inner ring
11 mm
Inner diameter of outer ring
324 mm
Outer diameter of inner ring
326 mm
Width of outer ring
30 mm
Width of inner ring
30 mm
Gear type
No gear
Max. radial load (fixing screws)
67.2 kN
Basic static load rating (axial)
460 kN
Basic dynamic load rating (axial)
146 kN
Basic static load rating (radial)
208 kN
Basic dynamic load rating (radial)
95 kN
Temperature
-20 ℃ to +100 ℃
Bearing type
Four point contact ball slewing ring bearing
Ring material
42CrMo or 50Mn
Sealing material
NBR
Seal type
Closed type
Ball material
AISI 52100

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Description

It is a toothless, sealed unit with selectable internal clearance and a lubrication nipple positioned on the outer ring circumference. This configuration ensures minimal maintenance and enhanced operational reliability by preventing contaminants from entering the bearing. The selectable internal clearance allows for adjustment according to operational requirements, accommodating varying load conditions effectively. Designed for applications demanding precise rotational movement and robust load-bearing capacity, such as in cranes, excavators, and wind turbines, the bearing's construction from durable materials like forged or cast steel ensures longevity and performance under strenuous conditions.

QIBR - VU 14 0325 Slewing Bearing Advantages and Applications

VU 14 0325 Slewing Bearing has good stability, compact structure and strong load-bearing capacity. Inner diameter is 270 mm,Outer diameter is 380 mm,Total width is 35 mm,Weight is 12 kg. It is suitable for high-precision machine tools, optical instruments, wind turbines and material grabbers, etc. and is the most widely used bearing in working conditions that require heavy loads.

QIBR - VU 14 0325 Slewing Bearing Characteristics

VU 14 0325 Slewing Bearing, low maintenance cost, easy installation. VU 14 0325 Slewing Bearing, can bear radial load, axial load and overturning moment at the same time, suitable for mechanical equipment with high load-bearing capacity requirements.

VU 14 0325 Slewing Bearing Features and Advantages

Compact design: Compact structure, it can be installed in space-constrained environments, and has a wider range of applications.

High load capacity: It can withstand axial, radial and overturning moments at the same time, suitable for heavy-duty applications.

Superior precision: Maintain high precision during use and reduce errors in equipment operation.

High temperature and wear resistance: Made of high-temperature bearing steel, with good wear resistance and strength.

Application: Widely used in lifting machinery, engineering machinery, transportation machinery, mining machinery, metallurgical machinery, medical equipment, ships, warships, radar, wind power generation and other fields.

QIBR - VU 14 0325 Slewing Bearing Optimization

Grease replacement: Replace grease with other greases such as SFK, Mobil, Krupp, etc. to optimize the working performance and use conditions of the bearing.

Coating optimization: Provide other coatings such as zinc plating or nickel plating to enhance corrosion resistance and wear resistance and extend its service life in harsh environments.

Process optimization: Optimize the bearing production process, increase the bearing operating temperature range, and improve the bearing accuracy and stability.

More customization: QIBR can optimize the bearing structure design according to customers’ drawings or equipment requirements to meet equipment needs.

QIBR - VU 14 0325 Slewing support bearing quality control

Dimension measurement: Use a variety of professional high-precision instruments to measure multiple dimensions of the bearing, with the highest accuracy up to 0.01mm.

Rotation accuracy: Use a dial indicator to measure small flaws or deviations on the bearing surface, with a measurement accuracy of up to 0.01mm.

Hardness measurement: Use a Leeb hardness tester to measure the bearing surface hardness, with a measurement accuracy of ±6HLD.

Metallographic analysis: Use a professional metallographic microscope to analyze the internal metallographic structure of the metal.

Geometric tolerance: Use a roundness meter to measure the bearing geometry and relative position.

Noise monitoring: Use a vibration meter to monitor the vibration during operation and obtain noise data.

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