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NTN Tapered Roller Bearing Assembly: 45290/45220, 2 1/4 in Bore, 4 1/8 in OD - Tapered Roller Bearing Assemblies
NTNTapered Roller Bearing Assemblies

NTN Tapered Roller Bearing Assembly: 45290/45220, 2 1/4 in Bore, 4 1/8 in OD

The NTN Tapered Roller Bearing Assembly, model 45290/45220, is an inch-system bearing with a 2 1/4 in bore, 4 1/8 in OD, and 1.218 in cone width. It features a pressed steel cage and carbon steel rings, identified by…

SKU 3G-OTH-108936

Also listed as: 4529045220 · 45290 45220 · 45290-45220

Brand
NTN
Item
Tapered Roller Bearing Assembly: 45290/45220, 2 1/4 in Bore, 4 1/8 in OD
Category
Tapered Roller Bearing Assemblies
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

NTN
Manufacturer Part Number
45290/45220
Bore
2 1/4 in
OD
4 1/8 in
Cone Wd
1.218 in
Cage Material
Pressed Steel
Ring Material
Carbon Steel
System of Measurement
Inch
Bearing Industry Number
45290/45220

Technical Documents

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NTN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The NTN Tapered Roller Bearing Assembly, model 45290/45220, is an inch-system bearing with a 2 1/4 in bore, 4 1/8 in OD, and 1.218 in cone width. It features a pressed steel cage and carbon steel rings, identified by manufacturer part number 45290/45220.

Frequently Asked Questions

What is the NTN 45290/45220 tapered roller bearing used for?

The NTN 45290/45220 tapered roller bearing assembly is designed for radial and axial loads in industrial machinery, automotive drivetrains, and heavy equipment. Its inch-system dimensions and pressed steel cage suit applications requiring reliable load distribution and moderate speed operation.

What are the specifications of the NTN 45290/45220 bearing?

The NTN 45290/45220 is an inch-system tapered roller bearing with a 2 1/4 in bore, 4 1/8 in OD, and 1.218 in cone width. It features carbon steel rings and a pressed steel cage. The manufacturer part number and bearing industry number are both 45290/45220.

Where to buy the NTN 45290/45220 bearing worldwide?

3G Electric supplies the NTN 45290/45220 tapered roller bearing assembly to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this bearing globally.

How to select the correct NTN tapered roller bearing for an application?

To select the correct NTN tapered roller bearing, match the bore, OD, and cone width to your shaft and housing dimensions. Consider load type, speed, and operating temperature. The 45290/45220 model uses carbon steel rings and a pressed steel cage, suitable for moderate-load inch-system applications.

Used in

Common applications for NTN
Automotive driveline — NTN tapered roller bearing assemblies (e.g., 4T-30303) for differential and wheel hub applications
Conveyor systems — NTN 4-bolt flange bearings (e.g., UCF211-200D1) for idler rollers and take-up units
Machine tool spindles — NTN duplex angular contact bearings (e.g., ML7006CVDUJ74S) for high-speed precision rotation
Industrial fans — NTN high-temperature radial ball bearings (e.g., 6004FT150) for oven and dryer exhaust systems
Pump drives — NTN radial ball bearings (e.g., 6008LLBC3/L627) for electric motor and pump shaft support
Agricultural equipment — NTN tapered roller bearing cones (e.g., LM29748L) for gearbox and PTO shaft assemblies

NTN Products

3G Electric supplies NTN tapered roller bearing assemblies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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NTN Tapered Roller Bearing Assembly: 45291/45220, 2 1/4 in Bore, 4 1/8 in OD, 1.218 in Cone Wd
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