NTN Tapered Roller Bearing Cup: 3 17/32 in OD, 0.786 in Cup Wd, 0.786 in Overall Wd
The NTN Tapered Roller Bearing Cup (SKU 806A34) is an inch-system cup with a 3 17/32 in outer diameter, a 0.786 in cup width, and a 0.786 in overall width. Manufactured from alloy steel, this cup has the manufacturer…
SKU 3G-OTH-102138
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Product Description
The NTN Tapered Roller Bearing Cup (SKU 806A34) is an inch-system cup with a 3 17/32 in outer diameter, a 0.786 in cup width, and a 0.786 in overall width. Manufactured from alloy steel, this cup has the manufacturer part number 4T-28520 and is compatible with cone part number 28580.
Frequently Asked Questions
What is the NTN 4T-28520 tapered roller bearing cup used for?
The NTN 4T-28520 cup is used in tapered roller bearing assemblies to support radial and axial loads in industrial machinery, such as gearboxes, conveyors, and pumps. It pairs with cone 28580 to form a complete bearing set for rotating shafts.
What are the specifications of the NTN 4T-28520 bearing cup?
The NTN 4T-28520 cup has a 3 17/32 in outer diameter, a 0.786 in cup width, and a 0.786 in overall width. It is made of alloy steel, uses inch-system measurements, and is compatible with cone part number 28580.
Where to buy the NTN 4T-28520 bearing cup worldwide?
3G Electric supplies the NTN 4T-28520 bearing cup worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this cup to your facility. Contact us for availability and lead time.
How to select the correct cup for an NTN 28580 cone?
To select the correct cup for an NTN 28580 cone, verify the cup part number is 4T-28520 and that the outer diameter and width match your housing dimensions. Always confirm compatibility using the manufacturer's cross-reference to ensure proper fit and load capacity.
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3G Electric supplies NTN tapered roller bearing cups. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.











