Technical data
ET-HM88648/HM88610
Single row tapered roller bearings
Tapered roller bearing, pressed steel cage
Tapered roller bearing, pressed steel cage
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Visual(s)
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Product definition
d 35.72 mm D 72.23 mm B 25.4 mm C 19.84 mm T 25.4 mm d1 56 mm a 20.8 mm e 0.55 Y2 1.1 Y0 0.6 Mass 0.48 kg Brand NTN -
Product performance
Dynamic load, C 65 kN Rating life coefficient, A2 1.9 Static load, C0 84.5 kN Fatigue limit load, Cu 10.3 kN Nlim (oil) 7,200 Tr/min Nlim (grease) 5,400 Tr/min Min operating temperature, Tmin -40 °C Max operating temperature, Tmax 120 °C Characteristic cage frequency, FTF 0.43 Hz Characteristic rolling element frequency, BSF 6.92 Hz Characteristic outer ring frequency, BPF0 7.37 Hz Characteristic inner ring frequency, BPFI 9.63 Hz -
Abutment dimensions
ra max 3.5 mm r1a max 2.3 mm -
Calculation factors
