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: 3 9/64 in Bore, 3 17/32 in OD, 0.906 in Cup Wd - Tapered Roller Bearing Cups
NTNTapered Roller Bearing Cups

NTN Tapered Roller Bearing Cup: 3 9/64 in Bore, 3 17/32 in OD, 0.906 in Cup Wd

The NTN Tapered Roller Bearing Cup (SKU 55PY80, MPN JM205110) is an inch-system cup with a 3 9/64 in bore, 3 17/32 in OD, 0.906 in cup width, and 0.781 in overall width. It is made of alloy steel and is compatible…

SKU 3G-OTH-113436

Brand
NTN
Item
Tapered Roller Bearing Cup: 3 9/64 in Bore, 3 17/32 in OD, 0.906 in Cup Wd
Category
Tapered Roller Bearing Cups
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

NTN
Manufacturer Part Number
JM205110
OD
3 17/32 in
Cup Wd
0.906 in
Overall Wd
0.781 in
Ring Material
Alloy Steel
System of Measurement
Inch
Compatible Cone Manufacturer Part Number
JM205149
View Full Spec Sheet

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 55PY80, MPN JM205110) is an inch-system cup with a 3 9/64 in bore, 3 17/32 in OD, 0.906 in cup width, and 0.781 in overall width. It is made of alloy steel and is compatible with cone MPN JM205149.

Frequently Asked Questions

What is the NTN JM205110 tapered roller bearing cup used for?

The NTN JM205110 cup is used in tapered roller bearing assemblies to support radial and axial loads in industrial equipment such as gearboxes, conveyors, and automotive drivetrains. It pairs with cone JM205149 to form a complete bearing set.

What are the specifications of the NTN JM205110 bearing cup?

The NTN JM205110 cup has a 3 9/64 in bore, 3 17/32 in OD, 0.906 in cup width, and 0.781 in overall width. It is made of alloy steel, uses inch-system measurement, and is compatible with cone part number JM205149.

Where to buy the NTN JM205110 bearing cup worldwide?

You can source the NTN JM205110 bearing cup 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.

How to select the correct NTN tapered roller bearing cup?

To select the correct NTN cup, verify the bore, OD, and width match your assembly. The JM205110 cup is designed for inch-system applications and must be paired with cone JM205149. Always confirm the ring material—alloy steel in this case—suits your load and environment.

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

Similar products

Matched by specification & description
NTN Tapered Roller Bearing Cup: 3 11/32 in Bore, 3 47/64 in OD, 0.925 in Cup Wd, 0.925 in Overall Wd (MPN JM207010). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JM207010; Brand: NTN; Compatible Cone Manufacturer Part Number: JM207049.
NTN
NTN Tapered Roller Bearing Cup: 3 11/32 in Bore, 3 47/64 in OD, 0.925 in Cup Wd, 0.925 in Overall Wd (MPN JM207010). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JM207010; Brand: NTN; Compatible Cone Manufacturer Part Number: JM207049.
NTN Tapered Roller Bearing Cup: 4 19/32 in Bore, 5 7/64 in OD, 1.122 in Cup Wd, 1.312 in Overall Wd (MPN JM515610). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JM515610; Brand: NTN; Compatible Cone Manufacturer Part Number: JM515649.
NTN
NTN Tapered Roller Bearing Cup: 4 19/32 in Bore, 5 7/64 in OD, 1.122 in Cup Wd, 1.312 in Overall Wd (MPN JM515610). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JM515610; Brand: NTN; Compatible Cone Manufacturer Part Number: JM515649.
NTN Tapered Roller Bearing Cup: 5 55/64 in Bore, 6 31/64 in OD, 1.043 in Cup Wd, 1.043 in Overall Wd (MPN JM822010). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JM822010; Brand: NTN; Compatible Cone Manufacturer Part Number: JM822049.
NTN
NTN Tapered Roller Bearing Cup: 5 55/64 in Bore, 6 31/64 in OD, 1.043 in Cup Wd, 1.043 in Overall Wd (MPN JM822010). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JM822010; Brand: NTN; Compatible Cone Manufacturer Part Number: JM822049.
NTN Tapered Roller Bearing Cup: 5 5/16 in Bore, 5 57/64 in OD, 1.063 in Cup Wd, 1.063 in Overall Wd (MPN JM719113). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JM719113; Brand: NTN; Compatible Cone Manufacturer Part Number: JM719149.
NTN
NTN Tapered Roller Bearing Cup: 5 5/16 in Bore, 5 57/64 in OD, 1.063 in Cup Wd, 1.063 in Overall Wd (MPN JM719113). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JM719113; Brand: NTN; Compatible Cone Manufacturer Part Number: JM719149.
NTN Tapered Roller Bearing Cup: 3 49/64 in Bore, 4 1/8 in OD, 0.728 in Cup Wd, 0.728 in Overall Wd (MPN JLM710910). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JLM710910; Brand: NTN; Compatible Cone Manufacturer Part Number: JLM710949.
NTN
NTN Tapered Roller Bearing Cup: 3 49/64 in Bore, 4 1/8 in OD, 0.728 in Cup Wd, 0.728 in Overall Wd (MPN JLM710910). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JLM710910; Brand: NTN; Compatible Cone Manufacturer Part Number: JLM710949.
NTN Tapered Roller Bearing Cup: 3 17/32 in Bore, 4 1/8 in OD, 1.142 in Cup Wd, 1.142 in Overall Wd (MPN JHM807012). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JHM807012; Brand: NTN; Compatible Cone Manufacturer Part Number: JHM807035.
NTN
NTN Tapered Roller Bearing Cup: 3 17/32 in Bore, 4 1/8 in OD, 1.142 in Cup Wd, 1.142 in Overall Wd (MPN JHM807012). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JHM807012; Brand: NTN; Compatible Cone Manufacturer Part Number: JHM807035.

More from NTN

View all NTN parts
NTN Tapered Roller Bearing Cup: 15 in OD, 2.25 in Cup Wd, 2.937 in Overall Wd, HM252310X. Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: HM252310X; Brand: NTN; Compatible Cone Manufacturer Part Number: HM252348.
NTN
NTN Tapered Roller Bearing Cup: 15 in OD, 2.25 in Cup Wd, 2.937 in Overall Wd, HM252310X. Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: HM252310X; Brand: NTN; Compatible Cone Manufacturer Part Number: HM252348.
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). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 5535; Brand: NTN; Compatible Cone Manufacturer Part Number: 5578.
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). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 5535; Brand: NTN; Compatible Cone Manufacturer Part Number: 5578.
NTN Tapered Roller Bearing Cup: 75 mm Bore, 4 33/64 in OD, 0.748 in Cup Wd, 19 mm Overall Wd (MPN JLM714110). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JLM714110; Brand: NTN; Compatible Cone Manufacturer Part Number: JLM714149.
NTN
NTN Tapered Roller Bearing Cup: 75 mm Bore, 4 33/64 in OD, 0.748 in Cup Wd, 19 mm Overall Wd (MPN JLM714110). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: JLM714110; Brand: NTN; Compatible Cone Manufacturer Part Number: JLM714149.
NTN Tapered Roller Bearing Cup: 6 3/8 in OD, 1.062 in Cup Wd, 1.062 in Overall Wd, 48120. Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 48120; Brand: NTN; Compatible Cone Manufacturer Part Number: 48190.
NTN
NTN Tapered Roller Bearing Cup: 6 3/8 in OD, 1.062 in Cup Wd, 1.062 in Overall Wd, 48120. Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 48120; Brand: NTN; Compatible Cone Manufacturer Part Number: 48190.
NTN Tapered Roller Bearing Cup: 2 1/4 in OD, 0.687 in Cup Wd, 0.687 in Overall Wd, 4T-1220. Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 4T-1220; Brand: NTN; Compatible Cone Manufacturer Part Number: 1280.
NTN
NTN Tapered Roller Bearing Cup: 2 1/4 in OD, 0.687 in Cup Wd, 0.687 in Overall Wd, 4T-1220. Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 4T-1220; Brand: NTN; Compatible Cone Manufacturer Part Number: 1280.
NTN Tapered Roller Bearing Cup: 5 55/64 in Bore, 6 5/8 in OD, 1.625 in Cup Wd, 1.625 in Overall Wd (MPN 832). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 832; Brand: NTN; Compatible Cone Manufacturer Part Number: 835.
NTN
NTN Tapered Roller Bearing Cup: 5 55/64 in Bore, 6 5/8 in OD, 1.625 in Cup Wd, 1.625 in Overall Wd (MPN 832). Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 832; Brand: NTN; Compatible Cone Manufacturer Part Number: 835.
NTN Tapered Roller Bearing Cup: 4 1/16 in OD, 0.472 in Cup Wd, 0.472 in Overall Wd, 4T-L812111. Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 4T-L812111; Brand: NTN; Compatible Cone Manufacturer Part Number: L812148.
NTN
NTN Tapered Roller Bearing Cup: 4 1/16 in OD, 0.472 in Cup Wd, 0.472 in Overall Wd, 4T-L812111. Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 4T-L812111; Brand: NTN; Compatible Cone Manufacturer Part Number: L812148.
NTN Tapered Roller Bearing Cup: 3 15/32 in OD, 0.875 in Cup Wd, 0.875 in Overall Wd, 4T-414. Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 4T-414; Brand: NTN; Compatible Cone Manufacturer Part Number: 420.
NTN
NTN Tapered Roller Bearing Cup: 3 15/32 in OD, 0.875 in Cup Wd, 0.875 in Overall Wd, 4T-414. Key specifications — System of Measurement: Inch; Ring Material: Alloy Steel; Manufacturer Part Number: 4T-414; Brand: NTN; Compatible Cone Manufacturer Part Number: 420.