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NTN Tapered Roller Bearing Cup: 8 7/32 in Bore, 8 7/8 in OD, 1.313 in Cup Wd - Tapered Roller Bearing Cups
NTNTapered Roller Bearing Cups

NTN Tapered Roller Bearing Cup: 8 7/32 in Bore, 8 7/8 in OD, 1.313 in Cup Wd

The NTN Tapered Roller Bearing Cup (SKU 46720, MPN 46720) is an inch-system cup with an 8 7/32 in bore, 8 7/8 in OD, 1.313 in cup width, and 1.312 in overall width. It is made of alloy steel and is compatible with…

SKU 3G-OTH-108273

Brand
NTN
Item
Tapered Roller Bearing Cup: 8 7/32 in Bore, 8 7/8 in OD, 1.313 in Cup Wd
Category
Tapered Roller Bearing Cups
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

NTN
Manufacturer Part Number
46720
OD
8 7/8 in
Cup Wd
1.313 in
Overall Wd
1.312 in
Ring Material
Alloy Steel
System of Measurement
Inch
Compatible Cone Manufacturer Part Number
46790

Technical Documents

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

Product Description

The NTN Tapered Roller Bearing Cup (SKU 46720, MPN 46720) is an inch-system cup with an 8 7/32 in bore, 8 7/8 in OD, 1.313 in cup width, and 1.312 in overall width. It is made of alloy steel and is compatible with cone MPN 46790.

Frequently Asked Questions

What is the NTN 46720 tapered roller bearing cup used for?

The NTN 46720 tapered roller bearing cup is used in heavy-duty industrial applications such as gearboxes, conveyors, and mining equipment. It supports radial and axial loads in inch-system assemblies, working with the compatible cone (MPN 46790) to reduce friction and wear in rotating shafts.

What are the specifications of the NTN 46720 bearing cup?

The NTN 46720 tapered roller bearing cup has an 8 7/32 in bore, 8 7/8 in OD, 1.313 in cup width, and 1.312 in overall width. It is made of alloy steel, uses inch-system measurement, and is compatible with cone MPN 46790. The manufacturer part number is 46720.

Where to buy the NTN 46720 bearing cup worldwide?

You can source the NTN 46720 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; we supply genuine NTN components for industrial maintenance and repair.

How to select the correct NTN tapered roller bearing cup for an assembly?

To select the correct NTN cup, match the bore, OD, and width to your housing dimensions. Ensure the cup is compatible with the cone part number (e.g., 46790 for the 46720 cup). Verify the system of measurement (inch) and ring material (alloy steel) meet your load and environmental requirements.

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 Tapered Roller Bearing Cup: 5 5/32 in Bore, 5 3/4 in OD, 1.031 in Cup Wd, 1.031 in Overall Wd (MPN 47820)
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NTN Tapered Roller Bearing Cup: 5 5/32 in Bore, 5 3/4 in OD, 1.031 in Cup Wd, 1.031 in Overall Wd (MPN 47820)
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NTN Tapered Roller Bearing Cup: 6 39/64 in Bore, 7 11/64 in OD, 1.313 in Cup Wd, 1.313 in Overall Wd (MPN 48220)
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NTN Tapered Roller Bearing Cup: 6 39/64 in Bore, 7 11/64 in OD, 1.313 in Cup Wd, 1.313 in Overall Wd (MPN 48220)
NTN Tapered Roller Bearing Cup: 2 29/32 in Bore, 3 27/64 in OD, 0.937 in Cup Wd, 0.937 in Overall Wd (MPN 3525)
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NTN Tapered Roller Bearing Cup: 2 29/32 in Bore, 3 27/64 in OD, 0.937 in Cup Wd, 0.937 in Overall Wd (MPN 3525)
NTN Tapered Roller Bearing Cup: 3 57/64 in Bore, 4 27/64 in OD, 0.937 in Cup Wd, 0.937 in Overall Wd (MPN 3920-TRB)
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NTN Tapered Roller Bearing Cup: 3 57/64 in Bore, 4 27/64 in OD, 0.937 in Cup Wd, 0.937 in Overall Wd (MPN 3920-TRB)

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