Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

NTN 742 Tapered Roller Bearing Cup - Tapered Roller Bearing Cups
NTNTapered Roller Bearing Cups

NTN 742 Tapered Roller Bearing Cup

The NTN Tapered Roller Bearing Cup (SKU 742, MPN 742) is an inch-system cup with a 5 17/64 in bore, 5 29/32 in OD, and 1.437 in cup/overall width. It is made of alloy steel and is compatible with cone MPN 749A.

SKU 3G-OTH-104248

Brand
NTN
Item
742 Tapered Roller Bearing Cup
Category
Tapered Roller Bearing Cups
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
742
OD
5 29/32 in
Cup Wd
1.437 in
Overall Wd
1.437 in
Ring Material
Alloy Steel
System of Measurement
Inch
Compatible Cone Manufacturer Part Number
749A

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The NTN Tapered Roller Bearing Cup (SKU 742, MPN 742) is an inch-system cup with a 5 17/64 in bore, 5 29/32 in OD, and 1.437 in cup/overall width. It is made of alloy steel and is compatible with cone MPN 749A.

Frequently Asked Questions

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

The NTN 742 cup is used in tapered roller bearing assemblies to support radial and axial loads in industrial machinery, such as gearboxes, conveyors, and pumps. It pairs with cone 749A to form a complete bearing set for rotating shafts.

What are the specifications of the NTN 742 bearing cup?

The NTN 742 cup has a 5 17/64 in bore, 5 29/32 in OD, and 1.437 in cup width. It is made of alloy steel, uses inch-system measurements, and is compatible with cone MPN 749A. The overall width matches the cup width at 1.437 in.

Where to buy the NTN 742 bearing cup worldwide?

3G Electric supplies the NTN 742 tapered roller bearing cup worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this inch-system cup made of alloy steel.

How to select the correct cone for the NTN 742 cup?

Select the cone by matching the compatible cone manufacturer part number 749A, as specified by NTN. Ensure the cone's bore, OD, and width align with the cup's dimensions for proper fit and load distribution in your application.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
NTN 72487 tapered roller bearing cup is an outer ring component for inch-system bearing assemblies. Made from alloy steel, it has an outside diameter of 4 7/8 in and a cup width of 1 in. This cup is designed for use with compatible cone part number 72212C. Typical applications include gearboxes, conveyors, and automotive axles where radial and axial loads are present
NTN
NTN 72487 tapered roller bearing cup is an outer ring component for inch-system bearing assemblies. Made from alloy steel, it has an outside diameter of 4 7/8 in and a cup width of 1 in. This cup is designed for use with compatible cone part number 72212C. Typical applications include gearboxes, conveyors, and automotive axles where radial and axial loads are present
This NTN tapered roller bearing cup is the outer ring component of a tapered roller bearing assembly, designed to support radial and axial loads in rotating applications. It has an outside diameter of 5 1/2 inches, a cup width of 0.926 inches, and is made of alloy steel. This cup is compatible with cone part number 78225 and is used in machinery, gearboxes, and drivetrains where combined load handling is required
NTN
This NTN tapered roller bearing cup is the outer ring component of a tapered roller bearing assembly, designed to support radial and axial loads in rotating applications. It has an outside diameter of 5 1/2 inches, a cup width of 0.926 inches, and is made of alloy steel. This cup is compatible with cone part number 78225 and is used in machinery, gearboxes, and drivetrains where combined load handling is required
NTN 9220 tapered roller bearing cup made of alloy steel. Outside diameter 6 3/8 in, cup width 1.25 in, overall width 0.701 in. Designed for inch-system applications, typically paired with cone 9278 to support radial and axial loads in machinery and drivetrains
NTN
NTN 9220 tapered roller bearing cup made of alloy steel. Outside diameter 6 3/8 in, cup width 1.25 in, overall width 0.701 in. Designed for inch-system applications, typically paired with cone 9278 to support radial and axial loads in machinery and drivetrains
Alloy steel tapered roller bearing cup with 7 1/8 in outside diameter and 1.5 in cup width. Inch-system component compatible with cone part number 782. Used in industrial machinery to support combined radial and axial loads in applications such as gearboxes and conveyors
NTN
Alloy steel tapered roller bearing cup with 7 1/8 in outside diameter and 1.5 in cup width. Inch-system component compatible with cone part number 782. Used in industrial machinery to support combined radial and axial loads in applications such as gearboxes and conveyors
Alloy steel outer ring for tapered roller bearing assemblies. Supports combined radial and axial loads in industrial machinery such as gearboxes, conveyors, and pumps. Compatible with cone part number 6580
NTN
Alloy steel outer ring for tapered roller bearing assemblies. Supports combined radial and axial loads in industrial machinery such as gearboxes, conveyors, and pumps. Compatible with cone part number 6580
NTN Tapered Roller Bearing Cup: 4 11/64 in Bore, 4 13/16 in OD, 1.437 in Cup Wd, 1.437 in Overall Wd (MPN 5535)
NTN
NTN Tapered Roller Bearing Cup: 4 11/64 in Bore, 4 13/16 in OD, 1.437 in Cup Wd, 1.437 in Overall Wd (MPN 5535)

More from NTN

View all NTN parts
Alloy steel tapered roller bearing cup for inch-system assemblies. Outer diameter 3 9/64 in, cup width 0.937 in, overall width 0.937 in. Pairs with cone part number 3386. Used in industrial equipment such as gearboxes, conveyors, and machine tool spindles to support radial and axial loads
NTN
Alloy steel tapered roller bearing cup for inch-system assemblies. Outer diameter 3 9/64 in, cup width 0.937 in, overall width 0.937 in. Pairs with cone part number 3386. Used in industrial equipment such as gearboxes, conveyors, and machine tool spindles to support radial and axial loads
NTN 99100 tapered roller bearing cup, inch system, with 10 in outer diameter and 1.875 in cup width. Made of alloy steel. Used in heavy-duty applications such as gearboxes, conveyors, and mining equipment. Compatible with cone part number 99550
NTN
NTN 99100 tapered roller bearing cup, inch system, with 10 in outer diameter and 1.875 in cup width. Made of alloy steel. Used in heavy-duty applications such as gearboxes, conveyors, and mining equipment. Compatible with cone part number 99550
Tapered roller bearing cup made from alloy steel. Has an outer diameter of 13-5/8 in, cup width of 2 in, and overall width of 2.5 in. Inch-system component designed to pair with cone M348449. Used in heavy-duty applications requiring high radial and axial load capacity
NTN
Tapered roller bearing cup made from alloy steel. Has an outer diameter of 13-5/8 in, cup width of 2 in, and overall width of 2.5 in. Inch-system component designed to pair with cone M348449. Used in heavy-duty applications requiring high radial and axial load capacity
Inch-system tapered roller bearing cup made of alloy steel. Outer diameter 2 5/16 in, cup width 0.47 in. Designed for use with cone L68149. Supports radial and axial loads in machinery such as gearboxes and conveyors
NTN
Inch-system tapered roller bearing cup made of alloy steel. Outer diameter 2 5/16 in, cup width 0.47 in. Designed for use with cone L68149. Supports radial and axial loads in machinery such as gearboxes and conveyors
Tapered roller bearing cup (outer ring) made of alloy steel. Inch-system design with 1 31/32 in outer diameter, 0.42 in cup width, and 0.42 in overall width. Pairs with cone part number L45449 for combined radial and axial load support in rotating machinery
NTN
Tapered roller bearing cup (outer ring) made of alloy steel. Inch-system design with 1 31/32 in outer diameter, 0.42 in cup width, and 0.42 in overall width. Pairs with cone part number L45449 for combined radial and axial load support in rotating machinery
Alloy steel cup for inch-system tapered roller bearing assemblies. Outer diameter 7-5/8 in, cup width 0.906 in, overall width 0.906 in. Compatible with cone 36691. Used in rotating shaft applications such as gearboxes, conveyors, and pumps
NTN
Alloy steel cup for inch-system tapered roller bearing assemblies. Outer diameter 7-5/8 in, cup width 0.906 in, overall width 0.906 in. Compatible with cone 36691. Used in rotating shaft applications such as gearboxes, conveyors, and pumps
The NTN 4T-66520 is an inch-system tapered roller bearing cup made of alloy steel. It has an outer diameter of 4 13/16 in, a cup width of 0.937 in, and an overall width of 0.937 in. This cup is designed to pair with cone part number 66585. Tapered roller bearing cups are used as the outer race in bearing assemblies to support combined radial and axial loads in rotating equipment
NTN
The NTN 4T-66520 is an inch-system tapered roller bearing cup made of alloy steel. It has an outer diameter of 4 13/16 in, a cup width of 0.937 in, and an overall width of 0.937 in. This cup is designed to pair with cone part number 66585. Tapered roller bearing cups are used as the outer race in bearing assemblies to support combined radial and axial loads in rotating equipment
Inch-system tapered roller bearing cup made from alloy steel. Cup width and overall width are 0.625 in. Designed for use with compatible cone part number 1985. Used in industrial machinery to support radial and axial loads in assemblies such as gearboxes and conveyors
NTN
Inch-system tapered roller bearing cup made from alloy steel. Cup width and overall width are 0.625 in. Designed for use with compatible cone part number 1985. Used in industrial machinery to support radial and axial loads in assemblies such as gearboxes and conveyors