Type of power sourceType of load on the driven machineUniform loadModerate shock-loadsHeavy shock-loadsCentrifugal pumpsPiston compressorsExcenter pressesFansSmall piston pumpsDraw benchesLight conveyersCutting machine toolsPlane machinesTurbo compre

Mineral oilEster oilPolyglycolSilicone-methylSilicone-phenylPolyphenyletherPFPEMineral oil++––+o–Ester oil+++–+o–Polyglycol–++––––Silicone-methyl–––++––Silicone-phenyl++–+++–Polyphenyletheroo––++–PFPE––––––++ compatible- inc

Self-aligning ball bearingSpherical roller bearingCARB toroidal roller bearingSpherical roller thrust bearing

 HousingInitial fillSize20%40%–kg SNLN 30240,250,45SNLN 30260,350,65SNLN 30280,500,70 SNLN 30300,500,90SNLN 30320,501,0SNLN 30340,751,4 SNLN 30360,951,8SNLN 30381,01,9SNLN 30401,12,0 SNLN 30441,52,7SNLN 30481,52,8SNLN 30522,13,8 SNLN 30562,34,

Nominal diameterRadial internal clearancedoverincl.min.max.mmμm-90-5090110-80110140501301401805014018030080190300460100230460530100245530670100260670800100270Bearings in the GEH .. TX.. series with a bore diameter d = 110 mm have a radial clearance

Bore diameterRadial internal clearancedC2NormalC3overincl.min.max.min.max.min.max.mmμmμmμm2,54015,87515755015015020015,87550,800251058018018026050,80076,2003013010020020030076,200152,40040160130230230350Bearings in the GEZH series, with a bore dia

f0 Fa/C0eY1Y20,170,232,83,70,690,302,12,82,080,401,62,153,460,451,41,855,190,501,261,7

StaticmisalignmentThere is an initial alignment error betweenthe two supports of a shaft.Shaft deflection creates misalignment betweenbearing inner and outer rings that is constantin magnitude and direction.DynamicmisalignmentVarying shaft deflection

NominaldiameterBorediameter1)Outsidediameterd, DDeviationDeviation≤ULULmmμmμm1830+180––3050+2100–105080+2400–1080120+2800–151)Values in accordance with ISO 9628.

Number of bearingsArrangementDesignation suffixFactorfor preload classA, B, C and DL, M and F3Back-to-back and tandemTBT1,351Face-to-face and tandemTFT1,3514Back-to-back and tandemQBT1,61Face-to-face and tandemQFT1,61Tandem back-to-backQBC22Tandem fa