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NTN Tapered Roller Bearing Cup: 4 1/4 in OD, 0.875 in Cup Wd, 0.875 in Overall Wd - Tapered Roller Bearing Cups
NTNTapered Roller Bearing Cups

NTN Tapered Roller Bearing Cup: 4 1/4 in OD, 0.875 in Cup Wd, 0.875 in Overall Wd

The NTN 453A Tapered Roller Bearing Cup is an inch-system component with a 4 1/4 in outer diameter, a 0.875 in cup width, and a 0.875 in overall width. Manufactured from alloy steel, this cup is designed to pair with…

SKU 3G-OTH-114286

Also listed as: 453 A · 453-A

Brand
NTN
Item
Tapered Roller Bearing Cup: 4 1/4 in OD, 0.875 in Cup Wd, 0.875 in Overall Wd
Category
Tapered Roller Bearing Cups
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

NTN
Manufacturer Part Number
453A
Type
453A
Cup Wd
0.875 in
Overall Wd
0.875 in
Ring Material
Alloy Steel
System of Measurement
Inch
Compatible Cone Manufacturer Part Number
458

Technical Documents

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

Product Description

The NTN 453A Tapered Roller Bearing Cup is an inch-system component with a 4 1/4 in outer diameter, a 0.875 in cup width, and a 0.875 in overall width. Manufactured from alloy steel, this cup is designed to pair with the compatible cone manufacturer part number 458. As a tapered roller bearing cup from NTN, it serves as the outer race for supporting radial and axial loads in industrial equipment assemblies.

Frequently Asked Questions

What is the NTN 453A tapered roller bearing cup used for?

The NTN 453A cup serves as the outer race in a tapered roller bearing assembly, supporting combined radial and axial loads in industrial equipment such as gearboxes, conveyors, and pumps. It pairs with cone part number 458 to handle heavy-duty rotating applications.

What are the specifications of the NTN 453A bearing cup?

The NTN 453A is an inch-system tapered roller bearing cup with a 4 1/4 in outer diameter, 0.875 in cup width, and 0.875 in overall width. It is made from alloy steel and is designed to pair with compatible cone manufacturer part number 458.

Where to buy the NTN 453A bearing cup worldwide?

3G Electric supplies the NTN 453A tapered roller bearing cup worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine NTN components to support your maintenance and production needs across all regions.

How to select the correct NTN tapered roller bearing cup?

To select the correct NTN cup, verify the system of measurement (inch or metric), outer diameter, and cup width match your assembly. Ensure the cup is compatible with the cone part number—for the 453A, use cone 458. Always confirm shaft and housing fits before ordering.

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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Cross-referenced by specification & description
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NTN Tapered Roller Bearing Cup: 4 1/4 in OD, 2.125 in Cup Wd, 2.125 in Overall Wd, 452D
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NTN Tapered Roller Bearing Cup: 4 59/64 in OD, 0.645 in Cup Wd, 0.645 in Overall Wd, 34492A
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