(dimensions in inches)
Bearing Type - straight
Shaft Dia., Nominal (d) - 1.7500
Shaft Size (ds) - 1.7383 / 1.7367
Housing Bore Dia. (Dh) - 1.9385 / 1.9375
Bearing Outside Diameter, Nominal(Do) - 1.938
Bearing Bore after Mounting (di) - 1.7461 / 1.7415
Average Clearance (Cd) - 0.0060
Wall Thickness (S3) - 0.098
Bearing Length, Nominal (B) - 1.750
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 28IB28
- Inner Diameter：44,45mm Outer Diameter：49,2252mm Width：mm
- Type：Plain Bearings
- Update date：2025-12-15
- Application:Safety protection,universal category,wall industry,power protection,Chromatography Products,transistor fittings,insect experimental analysis instrument,electronic materials,injection molding machine,hot and cold box,drawing die
- Similar models:AST AST40F15120 INA EGF12090-E40 AST GEH320HC INA GE320DW LS GEG200ES AST AST201515 CX TUP1220.80 INA EGB2220-E40 AST AST850BM2620 SKF SIJ20ES
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Hot number：AST 1212 ISB 241/710 K30 KOYO 46T32317JR/108 NTN 7211B AST AST11 3040 CX FL617/8 INA FT31 LS GEEW25ES ISO NJ18/670 FYH UCFC207-23 KOYO WMLF2007ZZ FAG 51136 ELGES 72808-2RS FBC EW-3/8 CONSOLIDATED 87410 FAG 23128-E1A-K-M + AHX3128 ISB 32224J/DF FAG 32968-N11CA AST 5217ZZ SKF 52308 NTN EC-6306LLB NSK HR32936J AST SCH79P LS SIBP25S FAF L-412 STEYR 2313 STEYR NF313 Torrington 81116 SKF 6330 CONSOLIDATED SS6005-2RS
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