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：2025-12-15
• Application:spectrometer,top industry,Cylinder Standard,knitted fabrics,Medical room equipment,surgical instruments,Dental Equipment,root canal filling,Cylinder Type,Industrial equipment,joint protection
• Similar models:NSK 6988 NTN 6988 KOYO 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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  RS606619	60	66	19	KOYO	Needle Roller Bearings
  SA70TXE-2LS	70			SKF	Plain Bearings
  UKC209H	40		50	SNR	Bearing Units
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