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3977/3920

Image for Illustration purposes only. Actual product may vary

Tapered Roller Set - Inch Series and J Series

MODEL 3977/3920

BRAND

SKU

281456

UOM

each

$403.10 Each

Prices are subject to change

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Bearing Modification Services

Typically Ships in: 1 day

Returnable:No

a (Effective Load Center)

-0.1800 in

B (in)

2.3622

Bore Type

Round

Bore type

Round

Cone Number

3977

Configuration

One

Cup Number

3920

D (in)

4.4375

Dynamic load rating

28100 lbf

Dynamic Load Rating

28100 lbf

e (Axial Load Factor)

0.40

Enclosure

Open

Lubrication

w/o Oil Hole

Material

Case carburized steel

Operating temperature range

-40 to 250 ºF

Operating Temperature Range

-40 to 250 °F

Precision Rating

Class 2

Precision rating

Class 2

R (in)

0.14

r (in)

0.1300

Static load rating

42000 lbf

Static Load Rating

42000 lbf

Style

Cone & cup

Type

Tapered Roller Bearing

U

2.91 in

V

2.68 in

W

1.1875 in

Wi

1.1830 in

Wo

0.9375 in

X

4.17 in

Y2 (Axial Load Factor)

1.49

Z

3.90 in

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Case Carburized Steel

Style

Cone & Cup

Precision Rating

Class 2

Cone Number

3977

Cup Number

3920

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.40

Y2 (Axial Load Factor)

1.49

Static Load Rating

42000 lbf187000 N187.00 kN

Dynamic Load Rating

28100 lbf125000 N125.00 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

2.3622 in60.000 mm

D

4.4375 in112.712 mm

Wo

0.9375 in23.812 mm

Wi

1.1830 in30.048 mm

W

1.1875 in30.163 mm

r

0.1300 in3.300 mm

R

0.14 in3.5 mm

a (Effective Load Center)

-0.1800 in-4.600 mm

U

2.91 in74.0 mm

V

2.68 in68.0 mm

X

4.17 in106.0 mm

Z

3.90 in99.0 mm

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