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Single row cylindrical roller bearings d = 20 - 1180 mm

NU204

schema

 

Dimensions Basic load rating Fatique load limit
d2 D B rs (min) r1s (min) F E d2 (max) b b1 s Dynamic (Ca) Static (Coa) Pu
mm kN kN
20 47 14 1 0.6 27 40 30 3 6.75 1.4 13.9 10.2 1.240

 

Limiting speed for lubrication with Bearing designation Angle ring Weight
Grease Oil NU NJ NJP N HJ Bearing Angle ring
min-1     kg
14000 17000 NU204 NJ204 NUP204 N204 HJ204 0.11 0.01

 

Abutment and fillet dimensions
d da (min) da (max) db (min) dc (min) dd (max) Da (max) Da (min) ra (max) rb (max)
mm
20 25 25.5 29 32 39 42 42 1 0.6

 

Calculations

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