NTN Tapered Roller Bearing Cone: 780, 4 in Bore, 6.61 in OD, 1.89 in Cone Wd
The NTN Tapered Roller Bearing Cone: 780 is an inch-system tapered roller bearing cone with a tapered bore type, a 4 in bore, 6.61 in OD, 1.89 in cone width, and 5.76 in inside diameter. It features a chrome steel…
SKU 3G-OTH-112268
Need installation or engineering help?
Ask a question
Product Description
The NTN Tapered Roller Bearing Cone: 780 is an inch-system tapered roller bearing cone with a tapered bore type, a 4 in bore, 6.61 in OD, 1.89 in cone width, and 5.76 in inside diameter. It features a chrome steel cage and carbon steel ring, and is compatible with cup manufacturer part number 772.
Frequently Asked Questions
What is the NTN Tapered Roller Bearing Cone 780 used for?
The NTN Tapered Roller Bearing Cone 780 is used in industrial machinery and automotive applications that require handling combined radial and axial loads. Its inch-system design and tapered bore suit heavy-duty equipment such as gearboxes, conveyors, and axle assemblies. 3G Electric supplies this component worldwide.
What are the specifications of the NTN Tapered Roller Bearing Cone 780?
The NTN Tapered Roller Bearing Cone 780 has a 4 in bore, 6.61 in OD, 1.89 in cone width, and 5.76 in inside diameter. It features a chrome steel cage, carbon steel ring, and tapered bore type. The compatible cup manufacturer part number is 772. It is an inch-system bearing with industry number 780.
Where to buy the NTN Tapered Roller Bearing Cone 780 worldwide?
You can source the NTN Tapered Roller Bearing Cone 780 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. We provide reliable sourcing for this NTN bearing component.
How to select the correct NTN Tapered Roller Bearing Cone 780?
To select the correct NTN Tapered Roller Bearing Cone 780, verify the bore size (4 in), OD (6.61 in), and cone width (1.89 in) match your assembly. Ensure the compatible cup (part number 772) is used. Confirm the inch system and tapered bore type suit your application. 3G Electric can assist with specification verification.
Used in
Common applications for NTNNTN Products
3G Electric supplies NTN tapered roller bearing cones. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













