NTN Tapered Roller Bearing Cone: HH421246, 3 7/8 in Bore, 6.929 in OD, 2.5 in Cone Wd
The NTN Tapered Roller Bearing Cone, model HH421246, is an inch-system bearing component with a 3 7/8 in bore, 6.929 in OD, and 2.5 in cone width. It features an alloy steel ring and a pressed steel cage, and is…
SKU 3G-OTH-119174
Need installation or engineering help?
Ask a question
Product Description
The NTN Tapered Roller Bearing Cone, model HH421246, is an inch-system bearing component with a 3 7/8 in bore, 6.929 in OD, and 2.5 in cone width. It features an alloy steel ring and a pressed steel cage, and is compatible with cup manufacturer part number HH421210.
Frequently Asked Questions
What is the NTN HH421246 tapered roller bearing cone used for?
The NTN HH421246 cone is a precision component for heavy-duty radial and axial load applications, such as gearboxes, conveyors, and industrial machinery. It pairs with cup HH421210 to form a complete tapered roller bearing assembly, supporting high shock loads in demanding environments.
What are the specifications of the NTN HH421246 bearing cone?
The NTN HH421246 cone has a 3 7/8 in bore, 6.929 in OD, and 2.5 in cone width. It is made of alloy steel with a pressed steel cage, inch-system measurement, and is compatible with cup part number HH421210. The bearing industry number is HH421246.
Where to buy the NTN HH421246 bearing cone worldwide?
3G Electric supplies the NTN HH421246 tapered roller bearing cone to global customers. We handle full logistics, customs clearance, and delivery worldwide. Contact us for pricing and lead time on this inch-system cone, compatible with cup HH421210.
How to select the correct cup for the NTN HH421246 cone?
The NTN HH421246 cone requires cup part number HH421210 for proper fit and load distribution. Always verify the cup's bore and OD match the cone's dimensions. For application-specific guidance, consult bearing selection standards or contact 3G Electric for sourcing support.
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.













