d - 260 mm
D - 480 mm
B - 80 mm
d1 - - 346 mm
d2 - - 304 mm
D1 - - 400 mm
a - 195 mm
r1,2 - min. - 5 mm
r3,4 - min. - 2 mm
da - min. - 280 mm
Da - max. - 460 mm
Db - max. - 469 mm
ra - max. - 4 mm
rb - max. - 2 mm
Basic dynamic load rating - C - 507 kN
Basic static load rating - C0 - 780 kN
Fatigue load limit - Pu - 17.3 kN
Reference speed - 1400 r/min
Limiting speed - 1500 r/min
Calculation factor - kr - 0.08
Calculation factor - ka - 1.2
Calculation factor - e - 1.14
Calculation factor - X - 0.35
Calculation factor - Y0 - 0.26
Calculation factor - Y1 -
Calculation factor - Y2 - 0.57
Mass bearing - 66 kg
Hot number:NTN GE 20 ES RHP NU 321 OKB 2060095X OKB 6D792705 CRAFT 22312CW33 CRAFT 6008ZZ NKE 7228-B-MP NTN KH4060LL ISB NJ 315 IKO TAF 223020 SKF AH-2319x90 McGill MR-88-N SKF 706 CD/HCP4AH NOK JASO 2028 1A NOK OUIS 63 53 6 耐熱
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