NTN Tapered Roller Bearing Cone: 2788A, 1 1/2 in Bore, 2.6 in OD, 1.01 in Cone Wd
The NTN Tapered Roller Bearing Cone 2788A (SKU 806A25) is an inch-system tapered roller bearing cone with a 1 1/2 in bore, 2.6 in OD, and 1.01 in cone width. It features a carbon steel ring, chrome steel cage, and a…
SKU 3G-OTH-108360
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Product Description
The NTN Tapered Roller Bearing Cone 2788A (SKU 806A25) is an inch-system tapered roller bearing cone with a 1 1/2 in bore, 2.6 in OD, and 1.01 in cone width. It features a carbon steel ring, chrome steel cage, and a tapered bore type. This cone is compatible with cup manufacturer part number 2729.
Frequently Asked Questions
What is the NTN 2788A tapered roller bearing cone used for?
The NTN 2788A tapered roller bearing cone is used in industrial machinery and automotive applications to support radial and axial loads. It is commonly paired with cup 2729 in gearboxes, conveyors, and pumps. 3G Electric supplies this inch-system cone for maintenance and repair across 14 industrial departments.
What are the specifications of the NTN 2788A tapered roller bearing cone?
The NTN 2788A cone has a 1 1/2 in bore, 2.6 in OD, and 1.01 in cone width. It is made of carbon steel ring with a chrome steel cage, tapered bore type, and inch system. The manufacturer part number is 4T-2788A, compatible with cup 2729.
Where to buy the NTN 2788A tapered roller bearing cone worldwide?
3G Electric supplies the NTN 2788A tapered roller bearing cone worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this inch-system cone.
How to select the correct cup for the NTN 2788A cone?
To select the correct cup for the NTN 2788A cone, use the compatible cup manufacturer part number 2729. Ensure the cup matches the cone's inch-system dimensions and load ratings. 3G Electric can help verify compatibility for your application across pumps, gearboxes, and conveyors.
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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.












