Product Details

Komatsu STAY 3BA-51-77130XCKF STAY

Min.Order Quantity 1 pcs
Price Negotiable

Product Features

Komatsu STAY 3BA-51-77130XCKF STAY Size Chart (mm/inches)

Bearing number7211BDF
Size (mm)55x100x21
Bore Diameter (mm)55
Outer Diameter (mm)100
Width (mm)21
d55 mm
D100 mm
B21 mm
C21 mm
Angle (α)40 °
a22.1 mm
r min.1.5 mm
r1 min.1 mm
2B42 mm
da min.60 mm
Da max.94.6 mm
ra max.1 mm
Weight0.635 Kg
Basic dynamic load rating (C)78 kN
Basic static load rating (C0)74,5 kN
(Grease) Lubrication Speed4000 r/min
Bore TypeCylindrical Bore
EnclosureOpen
ConfigurationDuplex
Bore Size55 mm
Outside Diameter100 mm
Width21 mm
Fillet Radius/Chamfer1.5 mm
r11 mm
Dynamic Load Rating78,000 N
Static Load Rating74,500 N
Limiting Speed - Grease4,000 rpm
Limiting Speed - Oil5,500 rpm
da1 (min)64 mm
da2 (min)60 mm
Da1 (max)91 mm
Da2 (max)94.6 mm
ra (max)1.5 mm
ra1 (max)1 mm
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