(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) - 3.000

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 44IB48
• Inner Diameter：69,85mm Outer Diameter：74,6252mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-16
• Application:metallurgy,knitted fabrics,mathematical instruments,food safety,hinge industry,Surveying Surveying Instruments,DC generators,aerial work equipment,Spectrum Products,medical equipment,transistor fittings
• Similar models:AST AST20WC42 ISO SIL20 ISB GX120CP SKF PCZ2020E CX GE020HCR AST AST2032IB40 AST AST50WC20IB SKF GEC420TXA-2RS SKF PCM120125100M Timken 12SBT20
• BEARING POWER International Trading Co.,Ltd. specialize in AST2044IB48 products，there is large inventory of AST AST20 44IB48 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST20 44IB48 Which AST AST2044IB48 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
  231/800-MB	800	1280	375	FAG	Spherical Roller Bearings
  32044T168X/DB	220	340	168	SKF	Tapered Roller Bearings
  4T-25590/25521	45,618	83,058	25,4	NTN	Tapered Roller Bearings
  7032 ACD/P4A	240	160	38	SKF	Angular Contact Ball Bearings
  71917AC	85	120	18	AST	Angular Contact Ball Bearings
  7210CG1DUJ74	50	90	40	SNR	Angular Contact Ball Bearings
  AST50 100IB36	158,75			AST	Plain Bearings
  C4020V	100	150	50	SKF	Cylindrical Roller Bearings
  HC71906-E-T-P4S	30	47	9	FAG	Angular Contact Ball Bearings
  JH-1016	15,875	22,225	25,4	NSK	Needle Roller Bearings
  JM205149/JM205110	50	90	28	KOYO	Tapered Roller Bearings
  N202	15	35	11	ISO	Cylindrical Roller Bearings
  NF 222	110	178.5		NACHI	Cylindrical Roller Bearings
  NJ 218	90	160	30	SIGMA	Cylindrical Roller Bearings
  SA35TXE-2LS	35			SKF	Plain Bearings
  UK307+H	30	80	43	SNR	Deep Groove Ball Bearings
  93428	.8750	1.2500	1.7500	BERLISS	JOURNAL ROLLER ASSEMBLIES
  RLS-10	1.2500	2.7500	.6875	STEYR	DEEP GROOVE BALL BEARINGS
  F-677	7	11	2.5	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  RA-203-009	.5625	1.5748	.5118	CONSOLIDATED	BALL BEARINGS