NTN Tapered Roller Bearing Cone: 387AS, 2 1/4 in Bore, 3.622 in OD, 0.864 in Cone Wd
The NTN 387AS is an inch-system tapered roller bearing cone with a 2 1/4 in bore, 3.622 in OD, and 0.864 in cone width. It features a pressed steel cage and alloy steel ring material. This cone is designed for use…
SKU 3G-OTH-102940
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Product Description
The NTN 387AS is an inch-system tapered roller bearing cone with a 2 1/4 in bore, 3.622 in OD, and 0.864 in cone width. It features a pressed steel cage and alloy steel ring material. This cone is designed for use with compatible cup manufacturer part number 382.
Frequently Asked Questions
What is the NTN 387AS tapered roller bearing cone used for?
The NTN 387AS is a tapered roller bearing cone designed for radial and axial load support in industrial machinery, gearboxes, and conveyor systems. Its inch-system dimensions and alloy steel construction suit heavy-duty applications where precise shaft alignment and durability are required.
What are the specifications of the NTN 387AS bearing cone?
The NTN 387AS has a 2 1/4 in bore, 3.622 in OD, and 0.864 in cone width. It uses a pressed steel cage and alloy steel ring material. This inch-system cone is compatible with cup part number 382 and is identified by bearing industry number 387AS.
Where to buy the NTN 387AS bearing cone worldwide?
3G Electric supplies the NTN 387AS tapered roller bearing cone to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this inch-system cone with a 2 1/4 in bore.
How to select the correct cup for the NTN 387AS cone?
The NTN 387AS cone is designed to pair with cup manufacturer part number 382. Always verify the cup's bore, OD, and width match the cone's specifications. Using the correct cup ensures proper load distribution and bearing life in your assembly.
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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.






