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The history is cornerstone of the
present time as well as challenge to the future.

Single direction thrust ball bearings

51307**

Bearing in the new standard NEW FORCE

 

68
35
min. 1
24
min. 1
37
68

55
1
1
48



Správné označení: 51307**

Radiální vůle: C
Přesnost: P
Stabilizace: S




Typ
Type
51307**
Konstrukce
Design
Single direction thrust ball bearings
Hlavní rozměry
Dimensions
d D d1 D1 H rs (min)
mm
35 68 68 37 24 1
Výkonové parametry
Performance parameters
Cr Cor Pu MFO-pl. maz. MFO - olej
kN min-1
58.800 4.770 2 800 3 800
Hmotnost
Mass
- [ kg ]
0.39
Připojovací rozměry
Mounting Dimensions
da (min) Da (max) ra (max)
55 48 1
Minimum axial load factor 0.05

 

 

Calculations

vzorec C = kN  
P = kN  
L10 = 106ot
vzorec Fa
Fr
  n=
 
L10h = h
  D=
 
L10km = 106km
vzorec   a23=
  a1=
Lna = 106ot

Bearing frequencies

rotational speed of the inner ring

ni [RPM] 

fi [Hz] 

rotational frequency of the inner ring

fc [Hz] 

rotational frequency of the rolling element and cage assembly

fr [Hz] 

rotational frequency of a rolling element about its own axis

fip [Hz] 

over-rolling frequency of one point on the inner ring

fep [Hz] 

over-rolling frequency of one point on the outer ring

frp [Hz] 

over-rolling frequency of one point on rolling element


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