TIMKEN 31307-90KA1
- By TIMKEN
- Part #: 31307-90KA1
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Timken 31307 Tapered Roller Bearing
Description
The Timken 31307 is a single-row tapered roller bearing designed for high performance and reliability. It is engineered to manage both radial and axial loads, making it ideal for a wide range of industrial applications. This bearing is part of Timken’s IsoClass line, ensuring consistent quality and precision. This is a new old stock (NOS) item in its original, opened box.
Specifications
- Manufacturer: Timken
- Part Number: 31307 90KA1
- Type: Tapered Roller Bearing
- Inner Diameter (Bore): 35 mm
- Outer Diameter: 80 mm
- Total Width: 22.75 mm
- Cage Material: Steel
Label Info
- Cone Marking: Y31307
- Cup Marking: X31307
- Quality Class: IsoClass
Application
Suitable for use in automotive axles, industrial gearboxes, agricultural machinery, and other applications requiring robust load-bearing capabilities.
Country of Origin
Made in India.
CO2 Impact
Opting for this reused component prevents the emission of approximately 1.06 kg of CO2, equivalent to the savings from not producing a new steel bearing.
Availability
This item is in stock and ready for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.
FAQ
What does the ‘IsoClass’ designation mean on this Timken bearing?
IsoClass is a Timken internal manufacturing and quality standard. It ensures that the bearing meets specific tolerance and geometric accuracy levels, guaranteeing consistent performance and interchangeability.
Is this bearing supplied as a matched set (cone and cup)?
Yes, this 31307 is a complete tapered roller bearing, which includes both the cone (inner ring assembly with rollers, part Y31307) and the cup (outer ring, part X31307). They are designed to be used together.
What type of lubrication is recommended for the Timken 31307?
The appropriate lubrication (oil or grease) depends heavily on the application’s speed, load, and operating temperature. For general machinery, a high-quality NLGI 2 grade industrial or automotive grease is often suitable. Always consult your machine’s service manual for specific recommendations.
Last Update: March 13, 2026
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