d - 9 mm
D - 20 mm
B - 6 mm
d1 - - 11.6 mm
D2 - - 17.44 mm
r1,2 - min. - 0.3 mm
da - min. - 11 mm
da - max. - 11.5 mm
Da - max. - 18 mm
ra - max. - 0.3 mm
Basic dynamic load rating - C - 2.1 kN
Basic static load rating - C0 - 1.1 kN
Fatigue load limit - Pu - 0.045 kN
Reference speed - 80000 r/min
Limiting speed - 40000 r/min
Calculation factor - kr - 0.025
Calculation factor - f0 - 13.3
Mass bearing - 0.0077 kg
Hot number:NTN 7221 AC/DB OKB 10979/670 SNR 22216EAW33 NACHI 53340 ZEN 638-2RS IKO BAM 1620 NSK HR30236J NKE NJ328-E-MPA SKF SY 20 TF/VA201 Rollway CT-20C R&M R-170-LL MRC 7204-D SKF HK 5025 GMN S607CTAP4/ABEC7 GMN KH6008ETAP4/ABEC7
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