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28920

Image for Illustration purposes only. Actual product may vary

NTN 28920 is an inch-series single-row tapered roller bearing with a straight bore. Designed for moderate radial and axial loads in industrial gearboxes, conveyor systems, and vehicle drivelines. The separable cone and cup assembly simplifies mounting and adjustment.

MODEL 28920

BRAND

SKU

283621

WEIGHT

0.586 lb

UOM

each

This vendor has a minimum order quantity of 2. Order minimum ($) may be applied. Add desired QTY to cart and proceed to checkout to view minimum

$38.22 Each

Prices are subject to change

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Bearing Modification Services

Brand Minimum Order Quantity: 2

Typically Ships in: 1 day

Returnable:No

Height

4

I.D.

2.47 in

Length

4

Material

Carburized Steel

O.D.

4 in

Width

0.7813

Technical Specifications

Type

Bearing Cup

Material

Case Carburized Steel

Weight

0.586 lb0.266 kg

Dimensional Specifications


Cup for Tapered Roller Bearing - Inch Series and J Series - Dimensions

D

4.0000 in101.600 mm

Wo

0.7813 in19.845 mm

W

1.0000 in25.400 mm

r

0.1300 in3.300 mm

X

3.82 in97.0 mm

Z

3.54 in90.0 mm

How do I choose the right type of bearing for my application?

Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.

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