Angular Contact Ball Bearings 7221 BECBM

Min operating temperature, Tmin-3.97 mm Max operating temperature, Tmax-18.2 kN Characteristic cage frequency, FTF--20 °C Characteristic rolling element frequency, BSF-100 °C Characteristic outer ring frequency, BPF0-0.82 kg

da min-12.24 Hz Db max-14.76 Hz ras max-3.5 mm d1-121 mm D1-0.45

Min operating temperature, Tmin-NTN Max operating temperature, Tmax-242 kN Characteristic cage frequency, FTF-315 kN Characteristic rolling element frequency, BSF-35.9 kN Characteristic outer ring frequency, BPF0-4,100 rpm

Max operating temperature, Tmax-6 mm Characteristic cage frequency, FTF-0.5 Characteristic rolling element frequency, BSF-8 mm Characteristic outer ring frequency, BPF0-3.97 mm Characteristic inner ring frequency, BPFI-11.5 kN

ra max-CN r1a max-0.46 kg D-SNR C-34.4 kN Brand-23.2 kN

k-19 mm e-4 mm Y1-20.8 kN Y2--20 °C Y0-200 °C

S-3,100 rpm SW--40 °C C0-120 °C T min.-0.46 Hz T max.-10.6 Hz

Radial clearance class-59.8 kN Mass-2,100 rpm Brand-1,600 rpm Dynamic load, C--40 °C Static load, C0-120 °C

Z-2.95 kN C-11,000 rpm C0-8,600 rpm T min.--40 °C T max.-120 °C

d1-179 kN a-21.8 kN e-4,400 rpm Y2-3,300 rpm Y0--40 °C

rs min-405 kN Radial clearance class-398 kN Mass-48.6 kN Brand-3,400 rpm Dynamic load, C-4,300 rpm

d-13,000 rpm B-11,000 rpm d1--60 °C e-0.4 Hz Y2-4.68 Hz

Nlim (grease)-4.76 mm Min operating temperature, Tmin-32.8 kN Max operating temperature, Tmax--20 °C Characteristic cage frequency, FTF-200 °C Characteristic rolling element frequency, BSF-1.67 kg