d - 330 mm

D - 459,5 mm

B - 56 mm

r min. - 3 mm

da min. - 343 mm

Da max. - 446,5 mm

ra max. - 2,5 mm

Weight - 28,4 Kg

Basic dynamic load rating (C) - 301 kN

Basic static load rating (C0) - 439 kN

Calculation factor (f0) - 16,4

• Model Number: SB6646
• Inner Diameter：330mm Outer Diameter：459,5mm Width：56mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-17
• Application:Ball screw,steam Hydraulic control element,Laser Cutting,relay,Display Devices,Machine tool accessories,special broaching machine,directional control valve,Display Devices,ventilation heating equipment,sheet industry
• Similar models:KOYO SB6646
• BEARING POWER International Trading Co.,Ltd. specialize in SB6646 products，there is large inventory of KOYO SB6646 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the SB6646 Which KOYO SB6646 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  238K	190	340	55	Timken	Deep Groove Ball Bearings
  3NCN1011	55	90	18	KOYO	Cylindrical Roller Bearings
  567-S/563	71,438	127	36,512	Timken	Tapered Roller Bearings
  61840	200	250	24	FAG	Deep Groove Ball Bearings
  6302-RS2	15	42	13	NKE	Deep Groove Ball Bearings
  9105KDD	25	47	12	Timken	Deep Groove Ball Bearings
  AST850SM 1620	16	18		AST	Plain Bearings
  F15055/LM29710	38,1	65,088	18,034	Fersa	Tapered Roller Bearings
  KBK14X18X14,5	14	18	14,5	CX	Needle Roller Bearings
  KMJ20X26X13.8	20,000	26,000		NTN	Needle Roller Bearings
  1019	95	200	103	INA	THRUST BALL BEARINGS
  6006.2RSNR	30	55	13	FAG	DEEP GROOVE BALL BEARINGS
  FTRA-2035	20	35		NSK	THRUST NEEDLE BEARINGS
  81148			18	INA	THRUST ROLLER BEARINGS
  HT-1/4				RHP	THRUST BALL BEARINGS
  MRJA13/4	1.7500	4.2500	1.0625	RHP	CYLINDRICAL ROLLER BEARINGS
  NBX20325	8.0000	10.0000	1.0000	NSK	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  6015	75	115	20	STEYR	DEEP GROOVE BALL BEARINGS
  RMS-8-LL	.7500	2.0000	.6875	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  SN-509..2209-K	40		60	CONSOLIDATED	PILLOW BLOCKS