d - 440 mm
D - 600 mm
B - 74 mm
C - 74 mm
r min. - 4 mm
da min. - 456 mm
Da max. - 584 mm
ra max. - 3 mm
Weight - 61,3 Kg
Basic dynamic load rating (C) - 396 kN
Basic static load rating (C0) - 676 kN
(Grease) Lubrication Speed - 740 r/min
(Oil) Lubrication Speed - 870 r/min
Calculation factor (f0) - 16,4
- Model Number:6988
- Inner Diameter：440mm Outer Diameter：600mm Width：74mm
- Type：Deep Groove Ball Bearings
- Update date：2023-03-07
- Application:Microwave Equipment,mathematical instruments,ventilation heating equipment,metallurgy,wall industry,agricultural testing and analysis equipment and related,Chromatography Products,medical equipment,security equipment,coal mill,plastic blow molding
- Similar models:NSK 6988 KOYO 6988 NTN 6988
- BEARING POWER International Trading Co.,Ltd. specialize in 6988 products，there is large inventory of KOYO 6988 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 6988 Which KOYO 6988 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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