(dimensions in inches)
Bearing Type - single row assembly
Bore Dia (d) - 3.2500
Outer Dia (D) - 5.5115
Width (B) - 1.4375
Outer Width (Bo) - 1.1250
Inner Width (Bi) - 1.4212
Radius (min) (rs) - 0.138
Radius (min) (rs1) - 0.130
Weight (g) - 2,222.00
Material - 52100 chrome steel or equiavelent
The assembly part number lists the cone part number first and then the cup part number.
Hot number:KOYO NU 421 NSK HR30305J OKB 206Z2 AST AST650 F455550 Timken 99600/99101D+X4S-99600 SKF D/W R133-2ZS ISO GE6FW SKF 29284EM SKF H-307x11/8 STEYR SN-522..22222-K New Departure WSQ-110-102 SKF 18924 SKF ECY 205 SKF ZW 32x40 NOK TC 9 28 8 NBR
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