(dimensions in inches)

Bearing Type - straight

Shaft Dia., Nominal (d) - 1.2500

Shaft Size (ds) - 1.2387 / 1.2371

Housing Bore Dia. (Dh) - 1.4072 / 1.4062

Bearing Outside Diameter, Nominal(Do) - 1.406

Bearing Bore after Mounting (di) - 1.2452 / 1.2414

Average Clearance (Cd) - 0.0050

Wall Thickness (S3) - 0.082

Bearing Length, Nominal (B) - 1.250

Bearing Length Tolerance (B tol.) - +.010 / -0.010

OD Chamfer Length (Co) - 0.045

ID Chamfer Angle (B deg.) - 30

ID Chamfer Length (Ci) - 0.020

Lube Hole Dia. (dl) - 0.250

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 20IB20
• Inner Diameter：31,75mm Outer Diameter：35,7124mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-12
• Application:marine test,flow control valve,,extruder,medical equipment,economic mold,dynamic blood pressure,powder metallurgy,dye pigments,container finishing,Hydraulic Press
• Similar models:SKF PCM200205100M AST GEH420HT AST ASTEPB4044-20 SKF GEZ204ES AST AST850SM1620 SKF PCMS2005003.06E AST GE120ES AST AST2036IB40 ISB GEEW20ES CX TUP235.20
• BEARING POWER International Trading Co.,Ltd. specialize in AST2020IB20 products，there is large inventory of AST AST20 20IB20 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST20 20IB20 Which AST AST2020IB20 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
  2788/2720	38.100	76.200	23.812	NACHI	Tapered Roller Bearings
  3215 ZZ	75	130	41,3	CX	Angular Contact Ball Bearings
  32918	90	125	23	ISO	Tapered Roller Bearings
  7814CDF	70	90	10	CYSD	Angular Contact Ball Bearings
  4T-28880/28820E1	247,65	304,8	22,225	NTN	Tapered Roller Bearings
  54217	85	125	59.2	NACHI	Thrust Ball Bearings
  7418 A-UX	90	225	108	CX	Angular Contact Ball Bearings
  GIHNRK 50 LO	50	75	50	INA	Plain Bearings
  BK2212	22	28	12	CX	Cylindrical Roller Bearings
  BT2B 328695 A/HA1	469,9	333,375	166,688	SKF	Tapered Roller Bearings
  H936340/H936310	155,575	330,2	85,725	Timken	Tapered Roller Bearings
  LJ1-2RS	25,4	57,15	15,875	RHP	Deep Groove Ball Bearings
  NA1017	17	35	15	KOYO	Needle Roller Bearings
  UKP326SC	115		180	KOYO	Bearing Units
  DM-35	68	35		INA	THRUST BALL BEARINGS
  SN215with2215	75	-	80	SKF	PILLOW BLOCKS
  XW-43/4				NH	THRUST BALL BEARINGS
  800SD39	800	1060	195	Torrington (Old No.)	SPHERICAL ROLLER BEARINGS
  NU-19/800E	800	1060	115	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  YRT-100	100	185	RTC100	CONSOLIDATED	AXIAL / RADIAL BEARING FOR ROTARY TABLE