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present time as well as challenge to the future.

Single direction thrust ball bearings

51330 M

245
150
min. 2.1
80
min. 2.1
154
250

209
2
2
191



Správné označení: 51330 M

Radiální vůle: C
Přesnost: P
Stabilizace: S




Typ
Type
51330 M
Konstrukce
Design
Single direction thrust ball bearings
Hlavní rozměry
Dimensions
d D d1 D1 H rs (min)
mm
150 250 245 154 80 2.1
Výkonové parametry
Performance parameters
Cr Cor Pu MFO-pl. maz. MFO - olej
kN min-1
419.000 43.100 750 1 000
Hmotnost
Mass
- [ kg ]
16.2
Připojovací rozměry
Mounting Dimensions
da (min) Da (max) ra (max)
209 191 2
Minimum axial load factor 9.4

 

 

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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