d - 17 mm

D - 30 mm

B - 7 mm

C - 7 mm

Angle (α) - 15 °

a - 6.7 mm

r min. - 0.3 mm

r1 min. - 0.15 mm

da min. - 19.5 mm

Da max. - 27.5 mm

ra max. - 0.3 mm

Weight - 0.016 Kg

(Grease) Lubrication Speed - 36000 r/min

(Oil) Lubrication Speed - 47000 r/min

Calculation factor (f0) - 14.9

• Model Number:7903C
• Inner Diameter：17mm Outer Diameter：30mm Width：7mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-12
• Application:Display Devices,axle lathe,Gear grinding machine,coal mill,lifting equipment Hoisting hoist,other processing,Vacuum generator,sterilizers,water,metal mold,Broadcasting System
• Similar models:NTN 5S-7903UCG/GNP42 NTN 7903UADG/GNP42 NTN 7903UG/GNP42/L606Q1 NTN 7903ADLLBG/GNP42 NTN 7903UG/GMP42/L606Q1 KOYO 7903CPA NTN 7903CDLLBG/GNP42 NTN 7903UG/GMP4/15KQTQ NTN 7903CG/GMP4 NSK 7903C
• BEARING POWER International Trading Co.,Ltd. specialize in 7903C products，there is large inventory of KOYO 7903C . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 7903C Which KOYO 7903C is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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