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NTN Tapered Roller Bearing Cup: 3 1/2 in Bore, 4 in OD, 1.063 in Cup Wd, 1.063 in Overall Wd - Tapered Roller Bearing Cups
NTNTapered Roller Bearing Cups

NTN Tapered Roller Bearing Cup: 3 1/2 in Bore, 4 in OD, 1.063 in Cup Wd, 1.063 in Overall Wd

The NTN Tapered Roller Bearing Cup (SKU 55PY02) is an inch-system cup component with a 3 1/2 in bore, 4 in OD, and 1.063 in cup width. Made from alloy steel, this cup is designed for use with the compatible cone part…

SKU 3G-OTH-102664

Brand
NTN
Item
Tapered Roller Bearing Cup: 3 1/2 in Bore, 4 in OD, 1.063 in Cup Wd, 1.063 in Overall Wd
Category
Tapered Roller Bearing Cups
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Technical Specifications

NTN
Manufacturer Part Number
522
Type
522
OD
4 in
Cup Wd
1.063 in
Overall Wd
1.063 in
Ring Material
Alloy Steel
System of Measurement
Inch
Compatible Cone Manufacturer Part Number
527
View Full Spec Sheet

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

Product Description

The NTN Tapered Roller Bearing Cup (SKU 55PY02) is an inch-system cup component with a 3 1/2 in bore, 4 in OD, and 1.063 in cup width. Made from alloy steel, this cup is designed for use with the compatible cone part number 527.

Frequently Asked Questions

What is the NTN 522 tapered roller bearing cup used for?

The NTN 522 tapered roller bearing cup is used as the outer race in a tapered roller bearing assembly. It supports radial and axial loads in industrial equipment such as gearboxes, conveyors, and automotive drivetrains. This inch-system cup works with the compatible cone part number 527.

What are the specifications of the NTN 522 tapered roller bearing cup?

The NTN 522 tapered roller bearing cup has a 3 1/2 in bore, 4 in OD, and 1.063 in cup width. It is made from alloy steel and uses inch-system measurements. The manufacturer part number is 522, and it is compatible with cone part number 527.

Where to buy the NTN 522 tapered roller bearing cup worldwide?

You can source the NTN 522 tapered roller bearing cup from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to select the correct NTN tapered roller bearing cup?

To select the correct NTN tapered roller bearing cup, match the bore, OD, and cup width to your application. The NTN 522 cup has a 3 1/2 in bore and 4 in OD. Ensure compatibility with the cone part number 527. Always verify shaft and housing fits per manufacturer guidelines.

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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