Search Catalog
        
 All Categories    Tapered Roller Set - Metric Series
All Categories > Tapered Roller Bearings > Metric ISO Series Tapered Roller Bearings > Tapered Roller Set - Metric Series > Item # 30203  
Download PDF Download PDF     Printable Page     Email Email This Page     Save To Favorites Save To Favorites

Item # 30203, Tapered Roller Set - Metric Series







Unit of Measure: Imperial Metric Both

Order Now  · Technical Specifications  · Dimensional Specifications

Order Now

Ordering Options

Find a Distributor


Contact NTN Customer Support Specialist


Order through NTN DOL (Authorized Distributors Only)



Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Case Carburized Steel

Limiting Speed - Oil

13000 RPM

Limiting Speed - Grease

9900 RPM

Style

Cone & Cup

Precision Rating

Class 0

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.35

Y2 (Axial Load Factor)

1.74

Y0 (Axial Load Factor)

0.96

Static Load Rating

4550 lbf
20300
N
20.30
kN

Dynamic Load Rating

4600 lbf
20500
N
20.50
kN

Enclosure

Open

Weight

0.176 lb
0.080
kg

Operating Temperature Range

-40 to 250 ºF
-40 to 120
ºC


Dimensional Specifications

d

0.6693 in
17.000
mm

D

1.5748 in
40.000
mm

C

0.4331 in
11.000
mm

B

0.4724 in
12.000
mm

a (Effective Load Center)

-0.0689 in
-1.750
mm

T

0.5217 in
13.250
mm

r

0.0400 in
1.000
mm

R

0.04 in
1.0
mm

da

0.89 in
22.5
mm

db

0.91 in
23.0
mm

Da

1.36 in
34.5
mm

Da min

1.30 in
33.0
mm

Db

1.46 in
37.0
mm