d - 2,5 mm
D - 8 mm
B - 2,8 mm
C - 2,8 mm
d1 - 4,1 mm
d2 - – mm
r1 min. - 0,15 mm
r2 min. - 0,15 mm
D1 - 6,4 mm
D2 - – mm
da min. - 3,7 mm
Da max. - 6,8 mm
ra max. - 0,15 mm
Weight - 0,0006 Kg
Basic dynamic load rating (C) - 0,312 kN
Basic static load rating (C0) - 0,088 kN
Fatigue load limit (Pu) - 0,004
Reference speed - 160000 r/min
Limiting speed - 95000 r/min
Calculation factor (f0) - 5,9
Calculation factor (kr) - 0,03
Hot number:NTN 7238 B OKB 2G211 OKB 42726QT NSK 150KBE31+L CX 2221 SKF 32212 J2/Q FAG 629 ISO 7022 C ISO 74550/74845 NSK B125-2 RHP M-231/2-CDS Rollway (Bronze Cage) N-228 Hyatt NU-228 SKF HA 2332 L SKF RNA 4900.2RS
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