Numerical - Equivalent dynamic load, given radial force & application factor

Q.  A cylindrical roller bearing is subjected to radial force of 4500 N and application factor 1.3. What is the equivalent dynamic load acting on bearing if it has 90% reliability with desired life of 10000 hrs?
- Published on 19 Oct 15

a. 3461.53 N
b. 5000 N
c. 5850 N
d. Insufficient data

ANSWER: 5850 N

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    Discussion

  • Sravanthi   -Posted on 01 Oct 15
    Given: Radial force = 4500 N, Ka = 1.3, Lh10 = 10000 hrs

    Formula: Equivalent dynamic load = Radial force x application factor
    = 4500 x 1.3
    = 5850 N

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