d - 220,000 mm

D - 309,500 mm

B - 38,000 mm

C - 38,000 mm

Weight - 8,90 Kg

• Model Number: SF4421
• Inner Diameter：220,000mm Outer Diameter：309,500mm Width：38,000mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-15
• Application:Water Monitoring,electromagnet,Machine tool accessories,Machine tools,coal mill,diving equipment,Storage Tool,small appliances,quality inspection equipment,Other Measurements,reducer
• Similar models:NTN SF4421DB NTN SF4421
• BEARING POWER International Trading Co.,Ltd. specialize in SF4421 products，there is large inventory of NTN SF4421 . We has been built up long-term cooperation with NTN company, could make a bulk order of the SF4421 Which NTN SF4421 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
  28579/28521	49,987	92,075	24,608	FBJ	Tapered Roller Bearings
  369A/362-B	47,625	90	22,225	Timken	Tapered Roller Bearings
  6218-2RS	90	160	30	ISB	Deep Groove Ball Bearings
  7028UADEX1DB/G13P4	140	210	66	NTN	Angular Contact Ball Bearings
  75BNR20SV1V	75	115	24	NSK	Angular Contact Ball Bearings
  C 2217 V	150	85	36	SKF	Cylindrical Roller Bearings
  GIPFL 30 PW	30	55	37	INA	Plain Bearings
  NKS45	45	60	22	Timken	Needle Roller Bearings
  NU330R	150	320	65	KOYO	Cylindrical Roller Bearings
  SFR156	4,763	7,938	2,779	ZEN	Deep Groove Ball Bearings
  SL181872-E	360	440	38	INA	Cylindrical Roller Bearings
  UCHA203	17		31	FYH	Bearing Units
  UK315G2H	65,000	160,000	55	SNR	Deep Groove Ball Bearings
  508422				FAG	THRUST BALL BEARINGS
  NNC4936V.C3	180	250	69	FAG	CYLINDRICAL ROLLER BEARINGS
  MUL264	320	580	92	Rollway	CYLINDRICAL ROLLER BEARINGS
  NTHA-3460				Torrington	THRUST ROLLER BEARINGS
  NF328	140	300	62	SKF	CYLINDRICAL ROLLER BEARINGS
  6010.2ZNR	50	80	16	SKF	DEEP GROOVE BALL BEARINGS
  6028-2RSNR	140	210	33	CONSOLIDATED	DEEP GROOVE BALL BEARINGS