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NTN Tapered Roller Bearing Assembly: 30307, 35 mm Bore, 80 mm OD, 21 mm Cone Wd - Tapered Roller Bearing Assemblies
NTNTapered Roller Bearing Assemblies

NTN Tapered Roller Bearing Assembly: 30307, 35 mm Bore, 80 mm OD, 21 mm Cone Wd

The NTN Tapered Roller Bearing Assembly, model 30307 (MPN 4T-30307), is a metric tapered roller bearing assembly with a 35 mm bore, 80 mm OD, 21 mm cone width, and 18 mm cup width. It features a pressed steel cage…

SKU 3G-OTH-102936

Brand
NTN
Item
Tapered Roller Bearing Assembly: 30307, 35 mm Bore, 80 mm OD, 21 mm Cone Wd
Category
Tapered Roller Bearing Assemblies
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Technical Specifications

NTN
Manufacturer Part Number
4T-30307
Bore
35 mm
OD
80 mm
Cup Wd
18 mm
Cone Wd
21 mm
Cage Material
Pressed Steel
Ring Material
Carbon Steel
System of Measurement
Metric
Bearing Industry Number
30307
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NTN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The NTN Tapered Roller Bearing Assembly, model 30307 (MPN 4T-30307), is a metric tapered roller bearing assembly with a 35 mm bore, 80 mm OD, 21 mm cone width, and 18 mm cup width. It features a pressed steel cage and carbon steel rings, designed for industrial applications requiring radial and axial load support.

Frequently Asked Questions

What is the NTN 30307 tapered roller bearing used for?

The NTN 30307 tapered roller bearing assembly supports combined radial and axial loads in industrial machinery such as gearboxes, conveyors, and pumps. Its 35 mm bore and 80 mm OD fit moderate-duty rotating shafts where precise alignment and high load capacity are required.

What are the specifications of the NTN 30307 bearing?

The NTN 30307 (MPN 4T-30307) is a metric tapered roller bearing assembly with a 35 mm bore, 80 mm OD, 21 mm cone width, and 18 mm cup width. It has carbon steel rings, a pressed steel cage, and a bearing industry number of 30307.

Where to buy the NTN 30307 bearing worldwide?

You can source the NTN 30307 tapered roller bearing from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the bearing reaches your facility reliably.

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

To select the correct NTN tapered roller bearing, match the bore size (35 mm for the 30307), OD, and width to your shaft and housing dimensions. Verify load ratings and operating speed against your application's requirements. Consult NTN's catalog for fit and lubrication recommendations.

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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