(dimensions in mm)

Bearing Type - straight

Shaft Dia., Nominal (d) - 12.0000

Housing Bore Dia. (Dh) - 18 +0.021 / -0

Bearing Outside Diameter, Nominal(Do) - 18.000

Bearing Outside Diameter Tolerance (Do tol.) - 18 +0.018 / +0.007

Bearing Bore after Mounting (di) - 12 +0.034 / +0.016

Bearing Length, Nominal (B) - 30.000

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 121830
• Inner Diameter：12mm Outer Diameter：18mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-15
• Application:Medium and large motor,Laser Devices,Insect Count,packing equipment,motorcycle,Textile Accessories,Forklift industry,reducer,Vertical pull,expectoration machine,medical equipment
• Similar models:AST AST650557050 AST AST650607430 AST AST650125145100 AST AST6506075100 AST AST650F12014080 AST AST650142015 AST AST650152130 AST AST6508010070 AST AST650182420 AST AST650405060
• BEARING POWER International Trading Co.,Ltd. specialize in AST650121830 products，there is large inventory of AST AST650 121830 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST650 121830 Which AST AST650121830 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
  21075/21226D+X1S-21075	19.05	57,15	49,212	Timken	Tapered Roller Bearings
  24128CK30E4	140	225	85	NSK	Spherical Roller Bearings
  303TVL706	771,525	898,525	63,5	Timken	Angular Contact Ball Bearings
  6322ZZ	110	240	50	CRAFT	Deep Groove Ball Bearings
  7217 CD/P4A	85	150	28	SKF	Angular Contact Ball Bearings
  BC1B322467	50	106	25	SKF	Cylindrical Roller Bearings
  C3992M	460	620	118	SKF	Cylindrical Roller Bearings
  EGB95100-E40	95	100	100	INA	Plain Bearings
  GE180ES-2RS	180	260	105	LS	Plain Bearings
  GEC 600 FBAS	800	600	272	SKF	Plain Bearings
  HCB7024-C-2RSD-T-P4S	120	180	28	FAG	Angular Contact Ball Bearings
  HCB71911-C-2RSD-T-P4S	55	80	13	FAG	Angular Contact Ball Bearings
  K81215	75,000	110,000		NTN	Thrust Roller Bearings
  RNA22/6XLL	10,000	19,000	11,800	NTN	Needle Roller Bearings
  T48000	1219,2	1524	136,525	Timken	Thrust Roller Bearings
  GS81128	142	180		FAG	THRUST ROLLER BEARINGS
  190TAD20	190	290		Nachi	ANGULAR CONTACT THRUST BALL BEARINGS
  MB-33	165	193	16	STEYR	LOCKWASHERS
  NBX12709	5.0000	5.7500	.3750	NSK	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  89334			-	CONSOLIDATED	THRUST ROLLER BEARINGS