Rolling bearings 81209T2 NTN
NTN

Rolling bearings 81209T2

Bearing NTN 81209T2. Request a quote — worldwide shipping.

Code: 81209T2
Type Rolling bearings
Dimensions Ø 45 × 73 × 0 mm
d45Bore Ø (mm)
×
D73Outer Ø (mm)
×
B0Width (mm)
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In stock

Technical specifications

BrandNTN
d - Bore diameter of support washer IR - WS45 mm
D - Outside diameter of support washer OR - GS73 mm
d1 - External diameter of support washer IR - WS73 mm
D1 - Bore diameter bearing washer OR - GS47 mm
T - Thrust bearing height20 mm
Dw - Rolling element diameter9 mm
Dc1 - Roller cage bore diameter45 mm
Dc - Roller cage outer diameter73 mm
rs - Min fillet radius1 mm
Cage assembly referenceK81209T2
Bearing ring (inner ring) WSWS81209
Bearing ring (outer ring) GSGS81209
Ea - Rollers reference outer diameter68 mm
Eb - Rollers reference inner diameter48,8 mm
Mass0,31 kg
Cage assembly mass0,1 kg
Bearing ring (inner ring) WS mass0,105 kg
Bearing ring (outer ring) GS mass0,105 kg
Ca - Dynamic axial load rating82000000 mN
C0a - Static axial load rating222000000 mN
Cua - Limit axial load rating27000000 mN
N lim - Grease lubrication limit speed6000 °/s
N lim - Oil lubrication limit speed24600 °/s
Tmin - Min operating temperature253,15 °K
Tmax - Max operating temperature393,15 °K
da min - Min shoulder diameter IR68 mm
Db max - Max OR shoulder diameter49 mm
ras max - Max shaft & housing fillet radius1 mm

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NTN 81209T2