IKO IR 140x155x35 Needle Bearing Inner Ring

Description

High-precision inner ring from IKO, designed for use with needle roller bearings. This component serves as the inner raceway where hardening the shaft is not feasible. Manufactured from premium bearing steel, it ensures excellent durability and performance in demanding industrial applications.

Specifications

• Brand: IKO
• Model: IR 140x155x35
• Inner Diameter: 140 mm
• Outer Diameter: 155 mm
• Width: 35 mm
• Material: High-Carbon Chromium Bearing Steel

Label Info

• Part Number: IR 140X155X35
• Description: NAALD LAGER BINNENRING
• Article Number: 03310094

Application

Suitable for a wide range of applications including automotive transmissions, industrial gearboxes, and machine tools where a hardened and ground shaft is not practical.

Country of Origin

Japan

CO2 Impact

By purchasing this reused component, you contribute to a CO2 reduction of approximately 2.0 kg, which is comparable to the emissions of a 10 km car ride.

Availability

In stock. Order now from PLC2Day for expert support and fast delivery.

FAQ

Typically, a shaft used as a direct raceway for needle rollers should be hardened to 58-64 HRC. Using this IR 140x155x35 inner ring eliminates the need for shaft hardening.

No, inner rings are typically supplied with a rust-preventive coating but are not pre-lubricated. The lubrication is provided by the system the bearing is installed in, along with the outer race and needle roller assembly.

Yes, this inner ring is manufactured to ISO standards and can generally be used with corresponding needle roller and cage assemblies from other manufacturers, provided the dimensional tolerances are compatible. Always verify the specific requirements of your application.

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Last Update: Friday, March 13, 2026