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749A/742

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NTN 749A/742 Medium Size Tapered Roller Bearing

MODEL 749A/742

BRAND

SKU

277498

WEIGHT

7.396 lb

UOM

each

UPC

4547359454994

$876.87 Each

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Bearing Modification Services

Typically Ships in: 1 day

Returnable:No

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Bearing Type

Tapered roller bearing

Material

Case carburized steel

Enclosure

Open

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Case Carburized Steel

Style

Cone & Cup

Precision Rating

Class 2

Cone Number

749A

Cup Number

742

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.33

Y2 (Axial Load Factor)

1.84

Static Load Rating

93500 lbf415000 N415.00 kN

Dynamic Load Rating

64500 lbf287000 N287.00 kN

Enclosure

Open

Operating Temperature Range

-40 to 250 F-40 to 120 C

Dimensional Specifications


Tapered Roller Set - Inch Series and J Series - Dimensions

B

3.2500 in82.550 mm

D

5.9090 in150.089 mm

Wo

1.4375 in36.513 mm

Wi

1.8375 in46.673 mm

W

1.7500 in44.450 mm

r

0.1300 in3.300 mm

R

0.14 in3.5 mm

a (Effective Load Center)

-0.4700 in-11.900 mm

U

3.90 in99.0 mm

V

3.66 in93.0 mm

X

5.59 in142.0 mm

Z

5.28 in134.0 mm

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Return policy

Item must be unused.

Item must be in it's original package.