NTN Tapered Roller Bearing Cup: 4 7/16 in OD, 0.937 in Cup Wd, 0.937 in Overall Wd
The NTN Tapered Roller Bearing Cup (SKU 805Z98) is an inch-system cup with a 4 7/16 in outer diameter, 0.937 in cup width, and 0.937 in overall width. Made from alloy steel, this component is identified by…
SKU 3G-OTH-108175
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Product Description
The NTN Tapered Roller Bearing Cup (SKU 805Z98) is an inch-system cup with a 4 7/16 in outer diameter, 0.937 in cup width, and 0.937 in overall width. Made from alloy steel, this component is identified by manufacturer part number 39521 and is compatible with cone part number 39573.
Frequently Asked Questions
What is the NTN 39521 tapered roller bearing cup used for?
The NTN 39521 tapered roller bearing cup is used in industrial machinery and automotive drivetrains to support radial and axial loads. It pairs with cone 39573 to form a complete bearing assembly, commonly found in gearboxes, conveyors, and heavy equipment.
What are the specifications of the NTN 39521 bearing cup?
The NTN 39521 tapered roller bearing cup has a 4 7/16 in outer diameter, 0.937 in cup width, and 0.937 in overall width. It is made from alloy steel, uses inch-system measurement, and is compatible with cone part number 39573.
Where to buy NTN 39521 bearing cups worldwide?
You can source NTN 39521 bearing cups worldwide through 3G Electric. As a global industrial distributor, 3G Electric handles logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.
How to select the correct NTN tapered roller bearing cup?
To select the correct NTN cup, match the outer diameter, width, and system of measurement to your application. The 39521 cup requires cone 39573. Verify shaft and housing fits, and ensure alloy steel material suits your load and temperature conditions.
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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.











