NN493 TIMKEN Multi-Row Roller Bearings NTN 

Brand Name:TIMKEN
Model Number:NN493
Bearing number:639HZZ
Size (mm):9x30x10
Bore Diameter (mm):9
Outer Diameter (mm):30
Width (mm):10
Bearing Type:Shielded
Bore Dia (d):9.0000
Outer Dia (D):30.0000

Product Details

Bearing number639HZZ
Size (mm)9x30x10
Bore Diameter (mm)9
Outer Diameter (mm)30
Width (mm)10
Bearing TypeShielded
Bore Dia (d)9.0000
Outer Dia (D)30.0000
Width (B)10.0000
Radius (min) (rs)0.600
Dynamic Load Rating (Cr)3,960
Static Load Rating (Cor)1,664
Max Speed (Grease) (X1000 RPM)24
Max Speed (Oil) (X1000 RPM)30
Max. Shaft Shoulder Dia. Inner (Ui)15.3
Min. Housing Shoulder Dia., Outer (Uo)25.280
Ball Qty7
Ball Dia (Dw)4.7620
Weight (g)37.10
PrecisionA1
Standard ClearanceK25
MaterialMartensitic Stainless Steel
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Company Profile

Phone +65 6795 7418
Fax +65 6795 7418
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