medias® professional – Product catalogue
www.ina.com |  www.fag.com |  Contact |  Legal notice |  Conditions of use |  Info
Language
Search
Rolling and plain bearings, accessories
Transparent classification of our bearings for rotary motion.
Linear guidance systems
Transparent classification of our linear bearings.
Selection wizards
Bearing selection
The wizard will assist you in the selection of the correct bearing for your design.
Linear selection
The wizard will assist you in the selection of the correct linear guidance system for your design.
Housing selection
The wizard will assist you in the selection of the correct housing for your design
Application examples
Suggestions for your daily work.
Lubricant selection
Lubrication is a design element. You can find the right grease or oil here.
Principles
Here you can find fundamental knowledge on the calculation, lubrication and fitting of bearings.
Lexicon
Here you can find explanations of terms in bearing technology
Interchange list - designations
From this list, you can use the old designation to find the new uniform designation of INA and FAG.
medias® campus
Our online training courses gives you the necessary rolling bearing knowledge in the form of short learning units.
medias® interchange
This function determines appropriate INA and FAG bearings based on designations from other manufacturers.
Help
Is something unclear? Our help system can assist you.
medias® gadget
Integrate the medias product search in your webpage.
medias® Home Rolling and plain bearings, accessories 302 30248
Series selection
Product selection
Product data
Description
Calculation
CAD
Shopping basket
Datasheet

Tapered roller bearings 30248

main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs

Tapered roller bearings 30248, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs
Radial loadAxial load in one directionNot sealedGrease lubricationOil lubrication
Tapered roller bearings 30248, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs
 
d 240  mm 
   
D 440  mm 
   
T 79  mm 
   
 
a 75,5  mm 
   
B 72  mm 
   
C 60  mm 
   
Ca min 10  mm 
   
Cb min 19  mm 
   
Da min 383  mm 
   
Db min 410  mm 
   
d1 325  mm 
   
da max 285  mm 
   
db min 257  mm 
   
r1, 2 min 5  mm 
   
r3, 4 min 4  mm 
   
ra max 5  mm 
   
rb max 4  mm 
   
 
m 45,9  kg 
  Mass
Cr 870000  N 
  Basic dynamic load rating, radial
C0r 1260000  N 
  Basic static load rating, radial
e 0,36 
   
Y 1,68 
   
Y0 0,92 
   
Cur 126000  N 
  Fatigue limit load, radial
nG 1640  1/min 
  Limiting speed
nB 1120  1/min 
  Reference speed