(dimensions in mm)

Bearing Type - straight

Shaft Dia., Nominal (d) - 30.0000

Housing Bore Dia. (Dh) - 38 +0.025 / -0

Bearing Outside Diameter, Nominal(Do) - 38.000

Bearing Outside Diameter Tolerance (Do tol.) - 38 +0.025 / +0.009

Bearing Bore after Mounting (di) - 30 +0.041 / +0.020

Bearing Length, Nominal (B) - 25.000

Bearing Length Tolerance (B tol.) - -0.10 / -0.30

OD Chamfer Length (Co) - 2.000

ID Chamfer Angle (B deg.) - 15

ID Chamfer Length (Ci) - 1.200

Material - Cast bronze with solid lubricant inserts.

This bearing can be used dry under certain conditions or with lubrication.

The recommended shaft diameter tolerance depends on the application load: High load = d8, Light load = e7, High load Precision accuracy = f7

Please review the technical information.

Additional material options are available in this series.

• Model Number:AST650 303825
• Inner Diameter：30mm Outer Diameter：38mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-26
• Application:Power equipment,power tools,Hair styling device,security equipment,decoration machinery,die casting mold,ventilation heating equipment,Performance test,bag machine,hydraulic pump,Industrial
• Similar models:AST AST650WC75 AST AST650WC18 AST AST650142012 AST AST650101410 AST AST65011013080 AST AST650WC60 AST AST650120140140 AST AST650F162215 AST AST650140160140 AST AST650182420
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• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  23988-K-MB+H3988	440	600	118	FAG	Spherical Roller Bearings
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  3NC 7006 FT	30	55	13	KOYO	Angular Contact Ball Bearings
  6303	17	47	14	FBJ	Deep Groove Ball Bearings
  6903-2NKE	17	30	7	NACHI	Deep Groove Ball Bearings
  BA2B441832AB	35	72,02	28	SKF	Angular Contact Ball Bearings
  FY 30 FM	30			SKF	Bearing Units
  KFX100	254	292,1	19,05	KOYO	Angular Contact Ball Bearings
  NJ2226-E-MA6+HJ2226-E	130	230	64	NKE	Cylindrical Roller Bearings
  NUP2230	150	270	73	ISO	Cylindrical Roller Bearings
  NUP2307 ET	35	80	31	NSK	Cylindrical Roller Bearings
  NUP336	180	380	75	ISO	Cylindrical Roller Bearings
  SC8-B	8			Samick	Linear Bearings
  H2311	55	75		FAG	ADAPTERS
  488026	26	52	.5905	New Departure	DEEP GROOVE BALL BEARINGS
  MR-96			3.0000	McGill	NEEDLE BEARINGS
  ER-8	1.8504	.5000	.6250	McGill	BALL BEARING
  300RJ02	300	540	85	Torrington	CYLINDRICAL ROLLER BEARINGS
  MR-72			2.2500	CONSOLIDATED	NEEDLE BEARINGS
  29280EM	400	540		CONSOLIDATED	SPHERICAL ROLLER THRUST BEARINGS