Needle roller bearings BK4520 KOYO
KOYO

Needle roller bearings BK4520

Bearing KOYO BK4520, Ø45×52×20 mm. Request a quote — worldwide shipping.

Code: BK4520
Type Needle roller bearings
Dimensions Ø 45 × 52 × 20 mm
d45Bore Ø (mm)
×
D52Outer Ø (mm)
×
B20Width (mm)
All bearings 45×52×20 mm Compare all brands with this size
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Technical specifications

Fw45 mm
D52 mm
C20 mm
C3(min.)17.3 mm
r(min.)1 mm
Basic load ratings : Cr26.3 kN
Basic load ratings : C0r55.4 kN
Fatigue load limit : Cu8.80 kN
Limiting speeds(Grease lub.)4600 min-1
Limiting speeds(Oil lub.)7000 min-1
Mounting inner ringJR40x45x20,5
(Refer.)Mass0.079 kg

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KOYO BK4520