(dimensions in mm)

Bearing Type - straight

Shaft Dia., Nominal (d) - 45.0000

Shaft Size (ds) - 45 -0.025 / -0.050

Housing Bore Dia. (Dh) - 50 +0.025 / +0

Bearing Outside Diameter, Nominal(Do) - 50.000

Bearing Outside Diameter Tolerance (Do tol.) - 50.085 / 50.045

Bearing Bore after Mounting (di) - 45.105 / 44.99

Average Clearance (Cd) - 0.0850

Wall Thickness (S3) - 2.505

Bearing Length, Nominal (B) - 40.000

Bearing Length Tolerance (B tol.) - +0 / -0.40

OD Chamfer Length (Co) - 1.800

ID Chamfer Angle (B deg.) - 45

ID Chamfer Length (Ci) - 0.600

Material - Steel shell with PTFE / Polymer Fiber lining

This bearing can be used dry or with lubrication.

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

• Model Number:AST40 4540
• Inner Diameter：45mm Outer Diameter：50mm Width：mm
• Type：Plain Bearings
• Update date：2026-01-14
• Application:clean stationery,gear grinding machine,Film machine,hydraulic control element,Spectrum Products,packing equipment,plastic rolling,Pneumatic Control Elements,defogging and degreasing,reducer,leather processing
• Similar models:AST AST65012014080 INA EGB9050-E40 IKO SB40A AST AST11140100 LS GEH140HT Timken 140FSH230 AST AST407550 AST AST11F40260 INA EGB4050-E50 AST GEC440XT-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in AST404540 products，there is large inventory of AST AST40 4540 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST40 4540 Which AST AST404540 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
  32206J	30	62	21.25	KBC	Tapered Roller Bearings
  53211	55	90		CX	Thrust Ball Bearings
  580/572	82,55	140	36,5125	AST	Tapered Roller Bearings
  61922	110	150	20	CX	Deep Groove Ball Bearings
  6917-2RS	85	120	18	KOYO	Deep Groove Ball Bearings
  7208 B-UX	40	80	36	CX	Angular Contact Ball Bearings
  7848	240,000	300,000	28,000	NTN	Angular Contact Ball Bearings
  BKM132114BJ	13	21	14	KOYO	Needle Roller Bearings
  KBC050	127	142,875	7,938	KOYO	Deep Groove Ball Bearings
  K35X45X41	35	45		Timken	Needle Roller Bearings
  NAG 4917	85	120	35	IKO	Cylindrical Roller Bearings
  NF214	70	125	24	ISO	Cylindrical Roller Bearings
  NJ409-M	45	120	29	NKE	Cylindrical Roller Bearings
  NNU 4088 M/W33	440	650	212	ISB	Cylindrical Roller Bearings
  NU2206EG	30	62	20	NACHI	Cylindrical Roller Bearings
  SA 12 E	12	22	10	ISB	Plain Bearings
  ZKLF3080-2Z	30	80	28	INA	Thrust Ball Bearings
  211-SZZX	55	100	21	MRC	DEEP GROOVE BALL BEARINGS
  CF-5-SB	2.0000	5.0000	2.7500	McGill	NEEDLE BEARINGS
  23244	220	400	144	Torrington	SPHERICAL ROLLER BEARINGS