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

Single direction thrust ball bearings

51152M

317
260
min. 1.5
45
min. 1.5
263
320

296
1.5
1.5
284



Správné označení: 51152M

Radiální vůle: C
Přesnost: P
Stabilizace: S




Typ
Type
51152M
Konstrukce
Design
Single direction thrust ball bearings
Hlavní rozměry
Dimensions
d D d1 D1 H rs (min)
mm
260 320 317 263 45 1.5
Výkonové parametry
Performance parameters
Cr Cor Pu MFO-pl. maz. MFO - olej
kN min-1
271.600 29.900 800 1 100
Hmotnost
Mass
- [ kg ]
8.1
Připojovací rozměry
Mounting Dimensions
da (min) Da (max) ra (max)
296 284 1.5
Minimum axial load factor 6.8

 

 

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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