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NTNTapered Roller Bearing Cups

NTN Tapered Roller Bearing Cup: 6 1/8 in OD, 3.375 in Cup Wd, 3.375 in Overall Wd

The NTN Tapered Roller Bearing Cup (SKU 3G-OTH-111395) is an inch-system cup with a 6 1/8 in outer diameter, a 3.375 in cup width, and a 3.375 in overall width. It is made of alloy steel and is designated by…

SKU 3G-OTH-111395

Also listed as: 742 D · 742-D

Brand
NTN
Item
Tapered Roller Bearing Cup: 6 1/8 in OD, 3.375 in Cup Wd, 3.375 in Overall Wd
Category
Tapered Roller Bearing Cups
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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
742D
Type
742D
Cup Wd
3.375 in
Overall Wd
3.375 in
Ring Material
Alloy Steel
System of Measurement
Inch
Compatible Cone Manufacturer Part Number
740

Technical Documents

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

Product Description

The NTN Tapered Roller Bearing Cup (SKU 3G-OTH-111395) is an inch-system cup with a 6 1/8 in outer diameter, a 3.375 in cup width, and a 3.375 in overall width. It is made of alloy steel and is designated by manufacturer part number 742D, compatible with cone part number 740.

Frequently Asked Questions

What is the NTN 742D tapered roller bearing cup used for?

The NTN 742D cup is used in heavy-duty industrial applications such as gearboxes, conveyors, and mining equipment. It supports radial and axial loads in a bearing assembly when paired with the compatible 740 cone. 3G Electric supplies this cup for maintenance and repair across 14 industrial departments.

What are the specifications of the NTN 742D tapered roller bearing cup?

The NTN 742D cup has a 6 1/8 in outer diameter, 3.375 in cup width, and 3.375 in overall width. It is made of alloy steel and uses inch-system measurements. The compatible cone manufacturer part number is 740. 3G Electric sources this genuine NTN component for global delivery.

Where to buy the NTN 742D tapered roller bearing cup worldwide?

3G Electric supplies the NTN 742D cup worldwide, handling logistics, customs, and delivery to your facility. As a global industrial solutions provider, we source genuine NTN bearings and support procurement for maintenance and production needs across all regions.

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

Match the cup part number (e.g., 742D) with the compatible cone part number (e.g., 740) from the same manufacturer. Verify outer diameter, width, and system of measurement (inch or metric). 3G Electric can confirm fitment for your application across multiple bearing brands.

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 cups. 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
Alloy steel outer race for tapered roller bearing assemblies. Cup width and overall width are 1.375 in. Compatible with cone part number 74500. Supports radial and axial loads in industrial equipment such as gearboxes and conveyors
NTN
Alloy steel outer race for tapered roller bearing assemblies. Cup width and overall width are 1.375 in. Compatible with cone part number 74500. Supports radial and axial loads in industrial equipment such as gearboxes and conveyors
NTN Tapered Roller Bearing Cup: 6 19/64 in OD, 1.5 in Cup Wd, 1.5 in Overall Wd, 752A
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NTN Tapered Roller Bearing Cup: 6 19/64 in OD, 1.5 in Cup Wd, 1.5 in Overall Wd, 752A
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NTN Tapered Roller Bearing Cup: 6 3/8 in OD, 3.375 in Cup Wd, 3.375 in Overall Wd, 752D
NTN 52637D tapered roller bearing cup, inch-system, alloy steel construction. Outside diameter 6 3/8 in, cup width 2.437 in, overall width 2.437 in. Designed to pair with cone part number 52375. Used in industrial machinery such as gearboxes, conveyors, and heavy equipment to support radial and axial loads
NTN
NTN 52637D tapered roller bearing cup, inch-system, alloy steel construction. Outside diameter 6 3/8 in, cup width 2.437 in, overall width 2.437 in. Designed to pair with cone part number 52375. Used in industrial machinery such as gearboxes, conveyors, and heavy equipment to support radial and axial loads
NTN Tapered Roller Bearing Cup: 6 3/8 in OD, 1.5 in Cup Wd, 1.5 in Overall Wd, 752B
NTN
NTN Tapered Roller Bearing Cup: 6 3/8 in OD, 1.5 in Cup Wd, 1.5 in Overall Wd, 752B
NTN Tapered Roller Bearing Cup: 6 in OD, 1.25 in Cup Wd, 1.25 in Overall Wd, 652
NTN
NTN Tapered Roller Bearing Cup: 6 in OD, 1.25 in Cup Wd, 1.25 in Overall Wd, 652

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