(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：2025-04-22
• Application:Grinding and polishing equipment,Industrial,electric hydraulic lifting platform,drawing die,other processing,molding machine,enzyme,Low-voltage electrical equipment,hardware,plastic molding,bag machine
• Similar models:AST GE120XT/X-2RS CX TUP2300.120 INA GE20FW AST GEG120ES-2RS INA GE20DO-2RS AST AST0902025 INA GIHRK20DO AST AST09022060 AST AST204030 AST AST201415
• 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
  21307 KCW33+H307	35	80	21	ISO	Spherical Roller Bearings
  2216EKTN9	80	140	33	SKF	Self-Aligning Ball Bearings
  6221	105	190	36	NTN	Deep Groove Ball Bearings
  GE 006 HCR	6	16	9	ISO	Plain Bearings
  HK 2012	20	26	12	NBS	Needle Roller Bearings
  HK2820LL	28	35	20	NTN	Needle Roller Bearings
  NF207 E	35	72	17	CX	Cylindrical Roller Bearings
  NP29/630	630	850	128	ISO	Cylindrical Roller Bearings
  NU338 EM	190	400	78	AST	Cylindrical Roller Bearings
  NUP2084	420	620	118	CX	Cylindrical Roller Bearings
  SMR85	5	8	2	ZEN	Deep Groove Ball Bearings
  T-93800/93125	203,2	317,5	63,5	NTN	Tapered Roller Bearings
  G-6	.8125	1.6875		Aetna	THRUST BALL BEARINGS
  NU1938E	190	260	33	SKF	CYLINDRICAL ROLLER BEARINGS
  1807S	35	47	7	MRC	DEEP GROOVE BALL BEARINGS
  81234			22.0	SKF	THRUST ROLLER BEARINGS
  IR-25x30x20.5	25		20.5	CONSOLIDATED	NEEDLE BEARINGS
  SNZ-216..20216	80	70	90	CONSOLIDATED	PILLOW BLOCKS
  6007-ZZNR	35	62	14	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  6217-K2RS	85	150	28	CONSOLIDATED	DEEP GROOVE BALL BEARINGS