(dimensions in inches)

Bearing Type - single row assembly

Bore Dia (d) - 2.5000

Outer Dia (D) - 4.3307

Width (B) - 0.8661

Outer Width (Bo) - 0.7411

Inner Width (Bi) - 0.8660

Radius (min) (rs) - 0.059

Radius (min) (rs1) - 0.051

Weight (g) - 876.00

Material - 52100 chrome steel or equiavelent

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

• Model Number: 390A/394A
• Inner Diameter：63,5mm Outer Diameter：110mm Width：22mm
• Type：Tapered Roller Bearings
• Update date：2025-04-24
• Application:Plastic molding,Air,textile machinery,static control,leather processing,Plastic Equipment,tower crane,industrial fans,Storage Tool,switch,quality inspection equipment
• Similar models:NTN 4T-65390/65320 SKF 639068 FBJ 390A/394AS CX 65390/65320 ISO 390A/394AS Timken 67390D/67322+Y1S-67322 Timken 67390/67322 Timken 67390D/67320 Timken 67390/67325D+X2S-67390 KOYO 390/393A
• BEARING POWER International Trading Co.,Ltd. specialize in 390A/394A products，there is large inventory of AST 390A/394A . We has been built up long-term cooperation with AST company, could make a bulk order of the 390A/394A Which AST 390A/394A 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
  24028AX	140	210	69	NACHI	Cylindrical Roller Bearings
  30340D	200	420	89	KOYO	Tapered Roller Bearings
  4440	82,55	120,65	28,58	INA	Thrust Ball Bearings
  7909DB	45	68	12	CYSD	Angular Contact Ball Bearings
  CRO-2812LL	140	198	174	NTN	Tapered Roller Bearings
  FLR156	4,762	9,12	2,779	NTN	Deep Groove Ball Bearings
  HR320/28XJ	28	52	16	NSK	Tapered Roller Bearings
  K35×41×14	35	41		NTN	Needle Roller Bearings
  NANF212-39	61,9125			KOYO	Bearing Units
  NKI15/16	15	27	16	CX	Needle Roller Bearings
  NUP 312 ECML	130	60	31	SKF	Thrust Ball Bearings
  TAF 212920	21	29	20	IKO	Needle Roller Bearings
  NU2306E	30	72	27	FAG	CYLINDRICAL ROLLER BEARINGS
  MI-104	6.5000		3.0150	McGill	NEEDLE BEARINGS
  MS-211/2	4.2500	8.7500	1.7500	FBC	DEEP GROOVE BALL BEARINGS
  NUKRE62	62		29	INA	NEEDLE ROLLERS
  81114			7.5	INA	THRUST ROLLER BEARINGS
  SAF632	5.5000			Torrington	PILLOW BLOCKS
  K-24x28x17	24	28	17	CONSOLIDATED	NEEDLE BEARINGS
  33018	90	140	39	CONSOLIDATED	TAPERED ROLLER BEARINGS