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

NTN Tapered Roller Bearing Cup: 4 49/64 in OD, 0.687 in Cup Wd, 0.687 in Overall Wd - Tapered Roller Bearing Cups
NTNTapered Roller Bearing Cups

NTN Tapered Roller Bearing Cup: 4 49/64 in OD, 0.687 in Cup Wd, 0.687 in Overall Wd

The NTN Tapered Roller Bearing Cup (SKU 3G-OTH-101956) is an inch-system cup with a 4 49/64 in outer diameter, a 0.687 in cup width, and a 0.687 in overall width. It is made of alloy steel and is designed for use…

SKU 3G-OTH-101956

Brand
NTN
Item
Tapered Roller Bearing Cup: 4 49/64 in OD, 0.687 in Cup Wd, 0.687 in Overall Wd
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
34478
Type
34478
Cup Wd
0.687 in
Overall Wd
0.687 in
Ring Material
Alloy Steel
System of Measurement
Inch
Compatible Cone Manufacturer Part Number
34274

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 3G-OTH-101956) is an inch-system cup with a 4 49/64 in outer diameter, a 0.687 in cup width, and a 0.687 in overall width. It is made of alloy steel and is designed for use with compatible cone manufacturer part number 34274.

Frequently Asked Questions

What is the NTN Tapered Roller Bearing Cup 34478 used for?

The NTN Tapered Roller Bearing Cup 34478 is used in industrial machinery and automotive applications to support radial and axial loads. It works as the outer race for tapered roller bearings, commonly found in gearboxes, wheel hubs, and conveyor systems. This inch-system cup is designed for use with cone part number 34274.

What are the specifications of the NTN Tapered Roller Bearing Cup 34478?

The NTN Tapered Roller Bearing Cup 34478 has a 4 49/64 in outer diameter, a 0.687 in cup width, and a 0.687 in overall width. It is made of alloy steel and uses the inch system of measurement. The compatible cone manufacturer part number is 34274. This cup is manufactured by NTN.

Where to buy the NTN Tapered Roller Bearing Cup 34478 worldwide?

You can source the NTN Tapered Roller Bearing Cup 34478 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. 3G Electric supplies this NTN bearing cup to customers globally.

How to select the correct NTN tapered roller bearing cup?

To select the correct NTN tapered roller bearing cup, match the outer diameter, cup width, and overall width to your application's requirements. Ensure the system of measurement (inch or metric) aligns with your shaft and housing. The cup must be compatible with the cone part number, such as 34274 for the 34478 cup. Verify the ring material, typically alloy steel.

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 Tapered Roller Bearing Cup: 4 59/64 in OD, 0.645 in Cup Wd, 0.645 in Overall Wd, 34492A
NTN
NTN Tapered Roller Bearing Cup: 4 59/64 in OD, 0.645 in Cup Wd, 0.645 in Overall Wd, 34492A
Tapered roller bearing cup made of alloy steel. Outside diameter 4-5/8 in, cup width and overall width 0.937 in. Inch system. Compatible with cone part number 33269. Used in bearing assemblies for radial and axial load support in industrial machinery and automotive applications
NTN
Tapered roller bearing cup made of alloy steel. Outside diameter 4-5/8 in, cup width and overall width 0.937 in. Inch system. Compatible with cone part number 33269. Used in bearing assemblies for radial and axial load support in industrial machinery and automotive applications
NTN Tapered Roller Bearing Cup: 4 7/16 in OD, 0.937 in Cup Wd, 0.937 in Overall Wd, 3925
NTN
NTN Tapered Roller Bearing Cup: 4 7/16 in OD, 0.937 in Cup Wd, 0.937 in Overall Wd, 3925
NTN Tapered Roller Bearing Cup: 4 1/8 in OD, 0.937 in Cup Wd, 0.937 in Overall Wd, 45220
NTN
NTN Tapered Roller Bearing Cup: 4 1/8 in OD, 0.937 in Cup Wd, 0.937 in Overall Wd, 45220
NTN Tapered Roller Bearing Cup: 4 7/16 in OD, 0.937 in Cup Wd, 0.937 in Overall Wd, 39521
NTN
NTN Tapered Roller Bearing Cup: 4 7/16 in OD, 0.937 in Cup Wd, 0.937 in Overall Wd, 39521
NTN Tapered Roller Bearing Cup: 4 in OD, 1 in Cup Wd, 1 in Overall Wd, 49520
NTN
NTN Tapered Roller Bearing Cup: 4 in OD, 1 in Cup Wd, 1 in Overall Wd, 49520

More from NTN

View all NTN parts
NTN tapered roller bearing cup with 5 1/2 in outside diameter and 1.125 in cup width. Made of alloy steel, inch system. Compatible with cone part number 582. Used in industrial machinery to support radial and axial loads, commonly in gearboxes, conveyors, and heavy equipment
NTN
NTN tapered roller bearing cup with 5 1/2 in outside diameter and 1.125 in cup width. Made of alloy steel, inch system. Compatible with cone part number 582. Used in industrial machinery to support radial and axial loads, commonly in gearboxes, conveyors, and heavy equipment
Tapered roller bearing cup made of alloy steel. Outside diameter 5-7/8 in, cup width 1.75 in, overall width 1.75 in. Compatible with cone part number 6454. Used in bearing assemblies for industrial machinery and automotive drivetrains to support radial and axial loads
NTN
Tapered roller bearing cup made of alloy steel. Outside diameter 5-7/8 in, cup width 1.75 in, overall width 1.75 in. Compatible with cone part number 6454. Used in bearing assemblies for industrial machinery and automotive drivetrains to support radial and axial loads
This NTN tapered roller bearing cup is an inch-system component with a bore of 2 5/8 in, an outer diameter of 2 57/64 in, and a cup width of 0.58 in. Made from alloy steel, it is designed to pair with the LM501349 cone for use in bearing assemblies that support combined radial and axial loads in industrial equipment such as gearboxes and conveyors
NTN
This NTN tapered roller bearing cup is an inch-system component with a bore of 2 5/8 in, an outer diameter of 2 57/64 in, and a cup width of 0.58 in. Made from alloy steel, it is designed to pair with the LM501349 cone for use in bearing assemblies that support combined radial and axial loads in industrial equipment such as gearboxes and conveyors
NTN tapered roller bearing cup, inch system, alloy steel construction. Outer diameter 6 5/8 in, cup width 1.187 in. Pairs with cone part number 687 for complete bearing assembly. Used in industrial machinery to support radial and axial loads
NTN
NTN tapered roller bearing cup, inch system, alloy steel construction. Outer diameter 6 5/8 in, cup width 1.187 in. Pairs with cone part number 687 for complete bearing assembly. Used in industrial machinery to support radial and axial loads
The NTN 4T-L713010 is an inch-system tapered roller bearing cup made of alloy steel. It has an outer diameter of 4 inches, a cup width of 0.593 inches, and an overall width of 0.593 inches. This cup is designed to be used with the compatible L713049 cone to form a complete tapered roller bearing assembly, supporting radial and axial loads in various machinery applications
NTN
The NTN 4T-L713010 is an inch-system tapered roller bearing cup made of alloy steel. It has an outer diameter of 4 inches, a cup width of 0.593 inches, and an overall width of 0.593 inches. This cup is designed to be used with the compatible L713049 cone to form a complete tapered roller bearing assembly, supporting radial and axial loads in various machinery applications
Inch-system tapered roller bearing cup made of alloy steel. Outer diameter 4 23/32 in, cup width 1.031 in, overall width 1.031 in. Compatible with cone part number 47487 for use in bearing assemblies supporting radial and axial loads in industrial machinery and automotive applications
NTN
Inch-system tapered roller bearing cup made of alloy steel. Outer diameter 4 23/32 in, cup width 1.031 in, overall width 1.031 in. Compatible with cone part number 47487 for use in bearing assemblies supporting radial and axial loads in industrial machinery and automotive applications
Alloy steel tapered roller bearing cup with 6-5/8 in outer diameter and 1.187 in cup width. Designed for inch-system applications, this cup pairs with the 683 cone to form a complete bearing assembly. Used in machinery and equipment requiring support of combined radial and axial loads
NTN
Alloy steel tapered roller bearing cup with 6-5/8 in outer diameter and 1.187 in cup width. Designed for inch-system applications, this cup pairs with the 683 cone to form a complete bearing assembly. Used in machinery and equipment requiring support of combined radial and axial loads
NTN 4T-L217810 tapered roller bearing cup, inch system, with 4 7/8 in outside diameter, 0.656 in cup width, and 0.656 in overall width. Made from alloy steel. Designed as the outer race in tapered roller bearing assemblies, supporting radial and axial loads. Pairs with cone L217849
NTN
NTN 4T-L217810 tapered roller bearing cup, inch system, with 4 7/8 in outside diameter, 0.656 in cup width, and 0.656 in overall width. Made from alloy steel. Designed as the outer race in tapered roller bearing assemblies, supporting radial and axial loads. Pairs with cone L217849