Technical data
K81109T2
Thrust cylindrical roller bearing cages
Needle roller bearing, thrust cylindrical roller bearing, cage assembly, K811 series
Needle roller bearing, thrust cylindrical roller bearing, cage assembly, K811 series
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Visual(s)
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Product definition
Dc1 45 mm Dc 65 mm Dw 6 mm Lw 6 mm Bearing ring (inner ring) WS WS81109 Bearing ring (outer ring) GS GS81109 Ea 61.6 mm Eb 48.4 mm Cage assembly mass 0.04 kg Brand NTN -
Product performance
Ca 45.5 kN C0a 135 kN Nlim (grease) 1,100 Tr/min Nlim (oil) 4,400 Tr/min Min operating temperature, Tmin -20 °C Max operating temperature, Tmax 120 °C Characteristic cage frequency, FTF 0.5 Hz Characteristic rolling element frequency, BSF 9.17 Hz Characteristic outer ring frequency, BPF0 9.5 Hz Characteristic inner ring frequency, BPFI 9.5 Hz
