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NTN Tapered Roller Bearing Cone: 34300, 3 in Bore, 4.567 in OD, 0.905 in Cone Wd - Tapered Roller Bearing Cones
NTNTapered Roller Bearing Cones

NTN Tapered Roller Bearing Cone: 34300, 3 in Bore, 4.567 in OD, 0.905 in Cone Wd

The NTN Tapered Roller Bearing Cone, model 34300, is an inch-system bearing component with a 3-inch bore, 4.567-inch outside diameter, and 0.905-inch cone width. It features an alloy steel ring and a pressed steel…

SKU 3G-OTH-116900

Brand
NTN
Item
Tapered Roller Bearing Cone: 34300, 3 in Bore, 4.567 in OD, 0.905 in Cone Wd
Category
Tapered Roller Bearing Cones
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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
34300
Bore
3 in
OD
4.567 in
Cone Wd
0.905 in
Inside Dia
3 in
Cage Material
Pressed Steel
Ring Material
Alloy Steel
System of Measurement
Inch
Bearing Industry Number
34300
Compatible Cup Manufacturer Part Number
34478

Technical Documents

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

Product Description

The NTN Tapered Roller Bearing Cone, model 34300, is an inch-system bearing component with a 3-inch bore, 4.567-inch outside diameter, and 0.905-inch cone width. It features an alloy steel ring and a pressed steel cage, and is designed for use with compatible cup part number 34478.

Frequently Asked Questions

What is the NTN 34300 tapered roller bearing cone used for?

The NTN 34300 tapered roller bearing cone is used in industrial machinery and automotive drivetrains to support combined radial and axial loads. It is commonly applied in gearboxes, conveyor systems, and heavy equipment where precise shaft alignment and high load capacity are required.

What are the specifications of the NTN 34300 bearing cone?

The NTN 34300 tapered roller bearing cone has a 3-inch bore, 4.567-inch outside diameter, and 0.905-inch cone width. It is made of alloy steel with a pressed steel cage, uses inch-system measurements, and is designed to pair with compatible cup part number 34478.

Where to buy the NTN 34300 bearing cone worldwide?

You can source the NTN 34300 tapered roller bearing cone through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the component reaches your facility reliably.

How to select the correct cup for the NTN 34300 bearing cone?

To select the correct cup for the NTN 34300 cone, use the compatible cup manufacturer part number 34478. Ensure the cup matches the cone's inch-system dimensions and alloy steel ring material. Always verify the cup's bore and width specifications against your application requirements.

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 cones. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Inch-system tapered roller bearing cone with 2 in bore, 3.461 in OD, and 1.192 in cone width. Constructed with alloy steel ring and pressed steel cage. Compatible with cup 3732. Used in applications supporting combined radial and axial loads, such as gearboxes, conveyor systems, and wheel hubs
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Inch-system tapered roller bearing cone with 2 in bore, 3.461 in OD, and 1.192 in cone width. Constructed with alloy steel ring and pressed steel cage. Compatible with cup 3732. Used in applications supporting combined radial and axial loads, such as gearboxes, conveyor systems, and wheel hubs
NTN Tapered Roller Bearing Cone: 3578, 1 3/4 in Bore, 3.13 in OD, 1.215 in Cone Wd, 3578
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NTN Tapered Roller Bearing Cone: 3578, 1 3/4 in Bore, 3.13 in OD, 1.215 in Cone Wd, 3578
NTN Tapered Roller Bearing Cone: 13687, 1 1/2 in Bore, 2.559 in OD, 0.75 in Cone Wd, 13687
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NTN Tapered Roller Bearing Cone: 13687, 1 1/2 in Bore, 2.559 in OD, 0.75 in Cone Wd, 13687
NTN Tapered Roller Bearing Cone: 29590, 2 5/8 in Bore, 4.055 in OD, 1 in Cone Wd, 29590
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NTN Tapered Roller Bearing Cone: 29590, 2 5/8 in Bore, 4.055 in OD, 1 in Cone Wd, 29590
NTN Tapered Roller Bearing Cone: 3982, 2 1/2 in Bore, 4.173 in OD, 1.182 in Cone Wd, 3982
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NTN Tapered Roller Bearing Cone: 3982, 2 1/2 in Bore, 4.173 in OD, 1.182 in Cone Wd, 3982
NTN Tapered Roller Bearing Cone: 387A, 2 1/4 in Bore, 3.622 in OD, 0.864 in Cone Wd, 387A
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NTN Tapered Roller Bearing Cone: 387A, 2 1/4 in Bore, 3.622 in OD, 0.864 in Cone Wd, 387A

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