(dimensions in mm)

Bearing Type - straight

Shaft Dia., Nominal (d) - 28.0000

Shaft Size (ds) - 28 -0.02 / -0.041

Housing Bore Dia. (Dh) - 32 +0.025 / +0

Bearing Outside Diameter, Nominal(Do) - 32.000

Bearing Outside Diameter Tolerance (Do tol.) - 32.085 / 32.045

Bearing Bore after Mounting (di) - 28.085 / 27.99

Average Clearance (Cd) - 0.0680

Wall Thickness (S3) - 2.005

Bearing Length, Nominal (B) - 40.000

Bearing Length Tolerance (B tol.) - +0 / -0.30

OD Chamfer Length (Co) - 1.200

ID Chamfer Angle (B deg.) - 30

ID Chamfer Length (Ci) - 0.500

Material - Steel shell with PTFE / Polymer Fiber lining

This bearing can be used dry or with lubrication.

Please review the technical information on the requirements for the mating shaft.

• Model Number:AST40 2840
• Inner Diameter：28mm Outer Diameter：32mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-20
• Application:Vacuum generator,Broadcasting System,hydraulic pressure gauge,enzyme,hydraulic actuator,engineering machinery,centrifugal pump,electromyography machine,tapered grinder,milling head plug,Industrial
• Similar models:AST AST118040 Timken 240FS340 INA GE40LO AST GEC440XS-2RS ISO GE440QCR LS GEC340HCS AST AST403530 INA GE140-FO-2RS INA EGB5030-E40-B INA EGBZ3216-E40
• BEARING POWER International Trading Co.,Ltd. specialize in AST402840 products，there is large inventory of AST AST40 2840 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST40 2840 Which AST AST402840 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
  22236CDE4	180	320	86	NSK	Spherical Roller Bearings
  238/560R	560	680	90	KOYO	Spherical Roller Bearings
  30244	220	400	72	NSK	Tapered Roller Bearings
  30BWD01A	30	63	42	NSK	Angular Contact Ball Bearings
  4T-32211	55	100	26,75	NTN	Tapered Roller Bearings
  624-2Z.T9H.C3	4	13	5	ZEN	Deep Groove Ball Bearings
  6418	90	225	54	CX	Deep Groove Ball Bearings
  67TAD20	67	100	44	NACHI	Thrust Ball Bearings
  6921NR	105	145	20	CYSD	Deep Groove Ball Bearings
  BK2020	20	26	20	Timken	Needle Roller Bearings
  NJ240	200	360	58	NTN	Cylindrical Roller Bearings
  NF3072	360	540	134	ISO	Cylindrical Roller Bearings
  TS3-NNU4930KD1NAP5	150	210	60	NTN	Cylindrical Roller Bearings
  T-E-EE640193D/640260/640261DG2	488,95	660,4	365,125	NTN	Tapered Roller Bearings
  L18VA500	5.0000	6.5000	.7500	FAG	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  32915	75	105	20	FAG	TAPERED ROLLER BEARINGS
  6307NR	35	80	21	SKF	DEEP GROOVE BALL BEARINGS
  HJ-142216			1.0000	Torrington	NEEDLE BEARINGS
  SAF-51527/16..ROLLER	2.4375			CONSOLIDATED	PILLOW BLOCKS
  A-6205WB	25	52	1.6250	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS