(dimensions in inches)

Bearing Type - single row assembly

Bore Dia (d) - 2.6875

Outer Dia (D) - 6.3750

Width (B) - 1.9375

Outer Width (Bo) - 1.2500

Inner Width (Bi) - 1.8125

Radius (min) (rs) - 0.138

Radius (min) (rs1) - 0.130

Weight (g) - 4,540.00

Material - 52100 chrome steel or equiavelent

The assembly part number lists the cone part number first and then the cup part number.

• Model Number: 9278/9220
• Inner Diameter：68,2625mm Outer Diameter：161,925mm Width：49,2125mm
• Type：Tapered Roller Bearings
• Update date：2025-04-22
• Application:plastic rolling,small appliances,crimping tools,ventilation fans,surgical instruments,Broadcasting System,stacker lift platform,meat products machine,filter paper products,noise reduction equipment,centrifugal pump
• Similar models:NTN 4T-9278/9220 Timken 9278/9220 KOYO 9278R/9220 Fersa 9278/9220 CX 9278/9220 Timken 9278/9221-B AST 9278/9220 ISO 9278/9220 Timken 9278/9220D+X1S-9278
• BEARING POWER International Trading Co.,Ltd. specialize in 9278/9220 products，there is large inventory of AST 9278/9220 . We has been built up long-term cooperation with AST company, could make a bulk order of the 9278/9220 Which AST 9278/9220 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
  24038SWRCg2E4	190	290	100	NSK	Spherical Roller Bearings
  51336	180	295		CX	Thrust Ball Bearings
  623124	120	200	132	NTN	Tapered Roller Bearings
  684	4	9	2,5	ZEN	Deep Groove Ball Bearings
  6968	340	460	56	NTN	Deep Groove Ball Bearings
  71906 C	30	47	9	CX	Angular Contact Ball Bearings
  GX40S	40	105	32	LS	Plain Bearings
  NA69/22	22	39	30	CX	Needle Roller Bearings
  NJ 2207 ECML	72	35	23	SKF	Thrust Ball Bearings
  RNA 6914 ZW	80	100	54	NBS	Needle Roller Bearings
  S71902 CE/P4A	15	28	7	SKF	Angular Contact Ball Bearings
  UKT206	25,4			KOYO	Bearing Units
  ZK.22.0800.100-1SN	636	804	82	ISB	Thrust Ball Bearings
  WS81103	17	30		FAG	THRUST ROLLER BEARINGS
  GAL17DO	17		14	ELGES	ROD ENDS
  SL014852	260	320	60	INA	CYLINDRICAL ROLLER BEARINGS
  DMP50				RIV	THRUST BALL BEARINGS
  NATR10	10	30	15	INA	NEEDLE BEARINGS
  6221NR	105	190	36	SKF	DEEP GROOVE BALL BEARINGS
  6203/15-RS	40	15	12	CONSOLIDATED	DEEP GROOVE BALL BEARINGS