Product Details

KOMATSU SEAT ASS'Y 21K-57-71300

Min.Order Quantity 1 pcs
Price Negotiable

Product Features

KOMATSU SEAT ASS'Y 21K-57-71300 Size Chart (mm/inches)

d30 mm
D90 mm
B23 mm
rs min1.5 mm
Radial clearance classCN
Mass0.74 kg
Dynamic load, C43.5 kN
Static load, C023.9 kN
Fatigue limit load, Cu1.09 kN
f012.3
Nlim (grease)8,800 rpm
Min operating temperature, Tmin-20 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.36 Hz
Characteristic rolling element frequency, BSF3.42 Hz
Characteristic outer ring frequency, BPF02.55 Hz
Characteristic inner ring frequency, BPFI4.45 Hz
da min38 mm
Da max82 mm
ra max1.5 mm
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