102949/102910 Imperial Tapered Roller Bearing

Optimized Roller Profile: Crowned rollers distribute heavy stress evenly across raceways to eliminate edge pinching.
Precise Inch Geometry: Manufactured to international standards for seamless drop-in replacement.
Exceptional Wear Resistance: Deep case-hardened steel retains raceway smoothness under high dynamic loads.
Separable Cup & Cone: Allows fast, efficient mounting and simple preload adjustment.

Technical Data

Technical Parameter	Metric Value
Inner Bore Diameter (d)	45.242 mm
Outer Diameter (D)	73.431 mm
Total Width (T)	19.558 mm
Precision Standard	ABEC-1 / P0

Product Specifications

Specification	Details
Item Type	Standard Imperial Tapered Roller Bearing
Model Number	102949/102910 (Cone: 102949 / Cup: 102910)
Bearing Design	Single Row Tapered
Material	High-Purity GCr15 Chrome Steel
Cage Material	Stamped Steel

Product Introduction

The 102949/102910 is an imperial tapered roller bearing crafted for high reliability in automotive and industrial drives. Sized precisely at 45.242 x 73.431 x 19.558 mm, this cup and cone set provides excellent structural rigidity and load distribution under combined radial and thrust forces. Manufactured from vacuum-degassed GCr15 steel, the 102949/102910 is widely used in light commercial vehicle wheel hubs and gearboxes, delivering long operating lifespans and low maintenance downtime.

Applications

Light commercial vehicle and passenger car wheel hubs.
Automotive transfer cases and axle differentials.
Industrial gear reducers and conveyor drives.

FAQ

Q: Is this bearing suitable for high-vibration applications?
A: Yes, its heavy-duty steel cage and crowned rollers are designed to withstand vibration in automotive drivetrains.
Q: What is the recommended lubrication?
A: It can be lubricated with high-pressure lithium grease for wheel hubs or clean gear oil in gearbox housings.

OEM & Custom Service

Tailored B2B services including laser etching of brand names/part numbers, custom radial clearances, and private label packaging.

Packing & Delivery

Coated in anti-rust oil, wrapped in VCI film, boxed individually, and secured on export-grade wooden pallets for safe ocean transport.