NACHI 3979/3920 bearing,3979/3920 Size:57.150*112.712*30.162mm--BEARINGPOWER Co.,Ltd.
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d - 57.150 mm

D - 112.712 mm

T - 30.162 mm

B - 30.048 mm

C - 23.812 mm

a - 4.6 mm

r1 min. - 3.5 mm

r2 min. - 3.3 mm

Weight - 1,4 Kg

Basic dynamic load rating (C) - 118000 kN

Basic static load rating (C0) - 172000 kN

(Grease) Lubrication Speed - 3200 r/min

(Oil) Lubrication Speed - 4300 r/min

Calculation factor (e) - 0.40

Calculation factor (Y0) - 0.82

Calculation factor (Y1) - 1.5

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Hot number:ISO 11206 ISB 230/530 K ISO 239/1060 KCW33+H39/1060 NACHI 29338E SKF 305701 C-2Z SNR 7220CG1UJ74 AST AST800 8580 Timken EE430902/431576CD+X2S-430900 FBJ NJ2220 SKF NU 28/850 MA ISO NUP20/530 INA SL185009 SKF 60022RSNR CONSOLIDATED 6214 CONSOLIDATED NA-4956 Timken 24138CJ NTN 23934K ISO 469/453X NTN 4T-HH221434/HH221410 SKF 61872 MA Ruville 7417 NACHI 80KBE22 AST AST20 16IB24 AST AST800 5060 LS GAC95T NTN K14X20X17 IKO NA 6911 FBC RMS191/2 PTI SUCTP208-24 CONSOLIDATED 2x23/16x5