NTN Tapered Roller Bearing Cone: 78215C, 2 1/8 in Bore, 4.53 in OD, 1.308 in Cone Wd
The NTN Tapered Roller Bearing Cone 78215C is an inch-system tapered roller bearing cone with a 2 1/8 in bore, 4.53 in OD, and 1.308 in cone width. It features a tapered bore type, chrome steel cage, and carbon steel…
SKU 3G-OTH-118694
Need installation or engineering help?
Ask a question
Product Description
The NTN Tapered Roller Bearing Cone 78215C is an inch-system tapered roller bearing cone with a 2 1/8 in bore, 4.53 in OD, and 1.308 in cone width. It features a tapered bore type, chrome steel cage, and carbon steel ring. This component is compatible with cup manufacturer part number 78551.
Frequently Asked Questions
What is the NTN 78215C tapered roller bearing cone used for?
The NTN 78215C tapered roller bearing cone is used in industrial machinery and automotive drivetrains to support combined radial and axial loads. It is commonly applied in gearboxes, conveyor systems, and heavy equipment where precise shaft alignment and high load capacity are required.
What are the specifications of the NTN 78215C bearing cone?
The NTN 78215C is an inch-system tapered roller bearing cone with a 2 1/8 in bore, 4.53 in OD, and 1.308 in cone width. It features a tapered bore type, chrome steel cage, and carbon steel ring. The compatible cup part number is 78551.
Where to buy the NTN 78215C bearing cone worldwide?
You can source the NTN 78215C bearing cone from 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 cup for the NTN 78215C cone?
To select the correct cup for the NTN 78215C cone, use the compatible cup manufacturer part number 78551. Ensure the cup matches the cone's inch-system dimensions and load rating. Always verify the cup's bore and OD specifications against your application requirements.
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.













