NNU4988 KOYO Double-row cylindrical roller bearings
Brand Name:KOYO
Model Number:NNU4988
Housing:SNT 518-615
Bearing:23218K
Locating Rings (width x OD):SR160X6.25
Seal Type:Labyrinth
Seal:LO518/ 3-1/4
Adapter Sleeve1:HE2318
End Cover2:EC518-615
Material:Cast Iron
PDF NNU4988

Product Details

HousingSNT 518-615
Bearing23218K
Locating Rings (width x OD)SR160X6.25
Seal TypeLabyrinth
SealLO518/ 3-1/4
Adapter Sleeve1HE2318
End Cover2EC518-615
MaterialCast Iron
Housing Mass13.1 Kg
C1 Dynamic Load Rating436
C0 Static Load Rating521
Max Oil Speed3000
Max Grease Speed2600
Shaft Diameter d3 1/4 in
A140.00 mm
A1100 mm
A2158 mm
GM20
H194 mm
H1100.0 mm
H235.0 mm
J290.00 mm
Jmax295 mm
Jmin285 mm
L345.00 mm
N22 mm
N128 mm
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Company Profile

TIMKEN AXLE CORP.
Phone +1-775-298-7800
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