(dimensions in inches)

Bearing Type - straight

Shaft Dia., Nominal (d) - 2.7500

Shaft Size (ds) - 2.7351 / 2.7333

Housing Bore Dia. (Dh) - 2.9387 / 2.9375

Bearing Outside Diameter, Nominal(Do) - 2.938

Bearing Bore after Mounting (di) - 2.7457 / 2.7393

Average Clearance (Cd) - 0.0080

Wall Thickness (S3) - 0.098

Bearing Length, Nominal (B) - 3.500

Bearing Length Tolerance (B tol.) - +.010 / -0.010

OD Chamfer Length (Co) - 0.070

ID Chamfer Angle (B deg.) - 45

ID Chamfer Length (Ci) - 0.031

Lube Hole Dia. (dl) - 0.313

Material - Carbon steel shell with POM plastic liner

Lubricate the bearing prior to installation.

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

• Model Number: AST20 44IB56
• Inner Diameter：69,85mm Outer Diameter：74,6252mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-13
• Application:comprehensive experiment,transportation equipment,Industrial Adhesive,EEG,industrial skin care,noise inspection,trolley,Antenna Industry,Plastic Equipment,hook,internal combustion engine
• Similar models:AST AST207560 INA EGB2030-E40 ISB GEZ120ES2RS AST AST11F22200 SKF PCM101208E AST AST201420 AST ASTT904020 INA EGB200100-E40 LS GEZ120ES-2RS INA EGF20165-E40
• BEARING POWER International Trading Co.,Ltd. specialize in AST2044IB56 products，there is large inventory of AST AST20 44IB56 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST20 44IB56 Which AST AST2044IB56 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.

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  F63803	17	26	7	ISB	Deep Groove Ball Bearings
  NJ240-E-MPA	200	360	58	NKE	Cylindrical Roller Bearings
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  UCFC217	85			FYH	Bearing Units
  T4CB100	100	145	24	ISO	Tapered Roller Bearings
  USEHE202	15			SNR	Bearing Units
  152-R	260	430	59	MRC	ANGULAR CONTACT BALL BEARINGS
  NNU49/900SK.M.SP	900	1180	280	FAG	CYLINDRICAL ROLLER BEARINGS
  HYDNUT450			74	FAG	HYDRAULIC NUTS
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  321-SZZG	105	225	49	MRC	DEEP GROOVE BALL BEARINGS
  240SD40	240	360	118	Torrington (Old No.)	SPHERICAL ROLLER BEARINGS