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81122T2 - NTN


Rolamento de agulha, rolamento axial de rolos cilíndricos, série 811


Arquivo 3D

Folha de dados técnica

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d - Bore diameter of support washer IR - WS110 mm
D - Outside diameter of support washer OR - GS145 mm
d1 - External diameter of support washer IR - WS145 mm
D1 - Bore diameter bearing washer OR - GS112 mm
T - Thrust bearing height25 mm
Dw - Rolling element diameter11 mm
Dc1 - Roller cage bore diameter110 mm
Dc - Roller cage outer diameter145 mm
rs - Min fillet radius1 mm
Cage assembly referenceK81122T2
Bearing ring (inner ring) WSWS81122
Bearing ring (outer ring) GSGS81122
Ea - Rollers reference outer diameter138,8 mm
Eb - Rollers reference inner diameter115 mm
Peso1,1 kg
Cage assembly mass0,325 kg
Bearing ring (inner ring) WS mass0,385 kg
Bearing ring (outer ring) GS mass0,385 kg
Product classification image
Ca - Dynamic axial load rating165 kN
C0a - Static axial load rating605 kN
Cua - Limit axial load rating68,5 kN
Nlim - Grease lubrication limit speed480 tr/min
Nlim - Oil lubrication limit speed1900 tr/min
Tmin - Temperatura mín de operação-20 °C
Tmax - Temperatura máx de operação120 °C
da min - Min shoulder diameter IR138 mm
Db max - Max OR shoulder diameter116 mm
ras max - Max shaft & housing fillet radius1 mm