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NTN Tapered Roller Bearing Cup: 4 1/64 in Bore, 4 7/8 in OD, 1 in Cup Wd, 1 in Overall Wd - Tapered Roller Bearing Cups
NTNTapered Roller Bearing Cups

NTN Tapered Roller Bearing Cup: 4 1/64 in Bore, 4 7/8 in OD, 1 in Cup Wd, 1 in Overall Wd

This NTN Tapered Roller Bearing Cup (SKU 3G-OTH-113865) is an inch-system component with a 4 1/64 in bore, 4 7/8 in OD, and 1 in cup width. Made from alloy steel, it is designed for use with compatible cone…

SKU 3G-OTH-113865

Brand
NTN
Item
Tapered Roller Bearing Cup: 4 1/64 in Bore, 4 7/8 in OD, 1 in Cup Wd, 1 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
72487
Type
72487
OD
4 7/8 in
Cup Wd
1 in
Overall Wd
1 in
Ring Material
Alloy Steel
System of Measurement
Inch
Compatible Cone Manufacturer Part Number
72212C

Technical Documents

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

Product Description

This NTN Tapered Roller Bearing Cup (SKU 3G-OTH-113865) is an inch-system component with a 4 1/64 in bore, 4 7/8 in OD, and 1 in cup width. Made from alloy steel, it is designed for use with compatible cone manufacturer part number 72212C.

Frequently Asked Questions

What is an NTN tapered roller bearing cup used for?

An NTN tapered roller bearing cup is the outer ring component of a tapered roller bearing assembly. It supports radial and axial loads in industrial machinery such as gearboxes, conveyors, and automotive axles. This inch-system cup (bore 4 1/64 in, OD 4 7/8 in) is designed for use with NTN cone 72212C.

What are the specifications of the NTN 72487 tapered roller bearing cup?

The NTN 72487 tapered roller bearing cup has a 4 1/64 in bore, 4 7/8 in OD, and 1 in cup width. It is made from alloy steel, uses inch-system measurement, and is compatible with cone manufacturer part number 72212C. This cup is a precision-ground component for heavy-duty rotating applications.

Where to buy NTN tapered roller bearing cups worldwide?

3G Electric supplies NTN tapered roller bearing cups worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the NTN 72487 cup (SKU 3G-OTH-113865). We source and deliver genuine NTN components globally.

How to select the correct NTN tapered roller bearing cup?

To select the correct NTN tapered roller bearing cup, match the bore, OD, and width to your assembly requirements. The NTN 72487 cup has a 4 1/64 in bore and 4 7/8 in OD, and must be paired with cone 72212C. Verify shaft and housing fits, load ratings, and lubrication needs per NTN 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
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
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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 Tapered Roller Bearing Cup: 5 17/64 in Bore, 5 29/32 in OD, 1.437 in Cup Wd, 1.437 in Overall Wd (MPN 742)
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NTN Tapered Roller Bearing Cup: 5 17/64 in Bore, 5 29/32 in OD, 1.437 in Cup Wd, 1.437 in Overall Wd (MPN 742)
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)
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 Tapered Roller Bearing Cup: 3 39/64 in Bore, 4 3/8 in OD, 0.813 in Cup Wd, 0.813 in Overall Wd (MPN 55437)
NTN
NTN Tapered Roller Bearing Cup: 3 39/64 in Bore, 4 3/8 in OD, 0.813 in Cup Wd, 0.813 in Overall Wd (MPN 55437)
NTN Tapered Roller Bearing Cup: 9 1/64 in Bore, 9 3/4 in OD, 1.5 in Cup Wd, 1.5 in Overall Wd, 67720
NTN
NTN Tapered Roller Bearing Cup: 9 1/64 in Bore, 9 3/4 in OD, 1.5 in Cup Wd, 1.5 in Overall Wd, 67720

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