(dimensions in inches)

Bearing Type - straight

Shaft Dia., Nominal (d) - 5.5000

Shaft Size (ds) - 5.5 - 5.4975

Housing Bore Dia. (Dh) - 5.6874 - 5.6858

Bearing Bore after Mounting (di) - 5.507 - 5.5002

Average Clearance (Cd) - 0.0048

Wall Thickness (S3) - 0.095

Bearing Length, Nominal (B) - 4.500

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

OD Chamfer Length (Co) - 0.072

ID Chamfer Angle (B deg.) - 30

ID Chamfer Length (Ci) - 0.031

Material - Carbon steel shell with PTFE / 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:AST50 88IB72
• Inner Diameter：139,7mm Outer Diameter：mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-11
• Application:vacuum filter,Reflective Materials Industrial fabrics,baler,preservation equipment,Display Devices,Surveying Surveying Instruments,blood cell reagent,car shock absorber,storage shelves,Spectrum Products,wheel lathe
• Similar models:AST AST850SM2530 INA EGB1515-E50 ISO GE850ES AST AST115030 AST AST50025IB04 AST AST650121810 CX TUP2150.50 AST AST5056IB72 AST AST50112IB32 AST AST650405050
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