ZKLN 5090 2RS PE

ZKLN 5090 2RS PE · Product image

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Brand
QIBR
Alternative brand
INA
Rolling element type
Ball
Measurement system
Metric
Inner diameter
50 mm
Outer diameter
90 mm
Total width
34 mm
Outer diameter of inner ring
72 mm
Chamfer dimension1
0.3 mm
Chamfer dimension2
0.6 mm
Inner diameter tolerance
0 to -0.010 mm
Outer diameter tolerance
0 to -0.015 mm
Width tolerance
0 to -0.25 mm
Basic dynamic load rating (axial)
46.5 kN
Basic static load rating (axial)
126 kN
Fatigue load limit
5.6 kN
Limiting speed
3200 r/min
Thermally safe operating speed
1500 r/min
Bearing frictional torque
0.9 Nm
Rigidity
1250 N/μm
Tilting rigidity
1000 Nm/mrad
Mass moment of inertia
5.24 kg · cm2
Axial runout
5 μm
Weight
0.88 kg
Temperature
-30℃ to +120°C
Seal type
Closed Type

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Description

Application : Combined Precision Bearing is precision integrated bearings capable of simultaneously withstanding axial loads, radial loads, and tilting moments; they are widely used in fields such as precision machine tools, industrial robots, construction machinery, medical equipment, and aerospace.

Subseries :

YRT&YRTC

YRTS

ZKLDF

...

Specifications :

Outer Diameter (D) : 50mm-1300mm

Inner Diameter (d) : 126mm-600mm

Overall Width (H) : 30mm-145mm

...

ZKLN 5090 2RS PE Combined Precision Bearing Features and Advantages

High load capacity: Combined Precision Bearing can withstand axial loads, radial loads, and overturning moments, making them suitable for high-load applications.

High Precision: The dimensional accuracy is at P5 level, and the rotational accuracy is at P4 level, ensuring high rotational precision.

Superior Rigidity: These bearings exhibit higher stiffness when subjected to overturning moments, maintaining good performance under high load conditions.

Low Operating Noise: They generate low noise during operation, making them ideal for use in noise-sensitive environments.

Application: Combined Precision Bearing are widely used in precision rotary tables, vertical grinding machines, indexing heads, gear hobbing machines, CNC machine tools, radar systems, and high-precision medical equipment.

QIBR - ZKLN 5090 2RS PE Combined Precision Bearing Optimization

High-performance materials: The bearing materials can be replaced based on different working conditions, such as GCr15, GCr15SiMn, S165M, etc.

Cage Material: The cage material can be replaced according to customer requirements, such as using 20# steel, brass, or polyamide nylon.

Grease Replacement: The grease can be substituted with other lubricants, such as Mobilith SHC 220 or Shell Gadus S2 V220.

Grease replacement: QIBR technicians can recommend grease according to the working conditions of the bearing or replace grease according to customer needs, such as Mobil, Shell, SKF, Fuchs and other brands.

More customization: QIBR can design and optimize bearings based on customer specifications and operational requirements.

QIBR - ZKLN 5090 2RS PE Combined Precision Bearing quality control

Dimension measurement: Various high-precision instruments are used to measure multiple dimensions of the bearings, achieving a maximum accuracy of 0.001mm.

Rotation accuracy: A dial gauge is employed to measure small defects or deviations on the bearing surface, with measurement accuracy reaching 0.001mm.

Hardness measurement: The surface hardness of the bearings is measured using a hardness tester, with an accuracy of ±0.5HRC.

Metallographic analysis: Professional metallographic microscopes are used to analyze the internal metallographic structure of the metal.

Geometric tolerance: A profile projector is used to measure the geometric shape and relative position of the bearings.

Noise monitoring: Vibration monitors are utilized to track the vibration conditions during operation, providing noise data.

Raw material control: Steel and components are sourced from suppliers with ISO 14001 certification, ensuring product stability while promoting sustainable development.

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