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750A

Image for Illustration purposes only. Actual product may vary

NTN 750A is a single row tapered roller bearing with a straight bore. Designed for medium-duty applications, it accommodates combined radial and axial loads. Common in gearboxes, conveyors, and industrial machinery.

MODEL 750A

BRAND

SKU

277496

WEIGHT

4.748 lb

UOM

each

UPC

4547359589368

$194.47 Each

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Bearing Modification Services

Typically Ships in: 1 day

Returnable:No

Height

5.909

Length

5.909

Width

1.8375

Technical Specifications

Type

Cone

Bore Type

Round

Material

Case Carburized Steel

Static Load Rating

93500 lbf415000 N415.00 kN

Dynamic Load Rating

64500 lbf287000 N287.00 kN

Operating Temperature Range

-40 to 250 F-40 to 120 C

Y2 (Axial Load Factor)

1.84

e (Axial Load Factor)

0.33

Dimensional Specifications


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

B

3.2500 in82.550 mm

Wi

1.8375 in46.673 mm

R

0.2600 in6.600 mm

U

4.17 in106.0 mm

V

3.66 in93.0 mm

a (Effective Load Center)

-0.4700 in-11.900 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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