The many users of these bearings bear wit ness to the many advantages These SKF products can normally be supplied from stock or at short notice and NN Cylindrical roller bearings double or multi row otherwise like “N” QJ Fourpoint contact ball bearings The bearing type identification 0 for double row
NN 3020 KTN9/SP 100 140 40 128 255 29 5600 6300 NNU 4920 B/SPW33 100 150 37 151 250 29 5600 6300 NN 3020 TN9/SP 100 140 40 128 255 29 5600 6300 NNU 4920 BK/SPW33 105 160 41 190 305 36 5300 6000 NN 3021 TN9/SP 105 145 40 130 260 30 5300
Speed dependent initial grease fill → Initial grease fill NN 3021 KTN9/SP Dimensions In addition to the information provided on this page consider what is provided under Cylindrical roller bearings; For information on selecting the appropriate bearing for a given application and interpreting the data on this page refer
Basic dynamic load rating C 190 kN Basic static load rating C0 305 kN Fatigue load limit Pu 36 kN Attainable speed for grease lubrication 5300 r/min Attainable speed for oilair lubrication 6000 r/min Reference grease quantity Gref 17 cm³ Static radial stiffness (guideline value) 2330 N/µm
SKF NN 3017 TN9/SP SKF NN 3018 TN9/SP SKF NN 3018 KTN9/SP SKF NN 3019 KTN9/SP SKF NN 3019 TN9/SP SKF NNU 4920 B/SPW33 SKF NNU 4920 BK/SPW33 SKF NN 3020 TN9/SP SKF NN 3020 KTN9/SP SKF NNU 4921 B/SPW33 SKF NNU 4921 BK/SPW33 SKF NN 3021 TN9/SP SKF NN 3021 KTN9/
Yakang Bearing Supplies co/limited& 39;s SKF double row Cylindrical roller bearings NN 3024 KTN9/SP SKF double row Cylindrical roller NN 3060/SPW33 NN 3007/SP NN 3021 KTN9/SP NNU 4936 BK/SPW33 NNU 4964 B/SPW33 NN 3008 KTN/SP NN 3021 TN9/SP NN 3036 K/SPW33 NNU 4964 BK/SPW33
whole speed range SKF produces special precision bear ings to meet these exacting demands This brochure contains the standard range of SKF precision NN 3021 KTN9/W33 110 150 40 132 000 270 000 30 000 5 300 6 000 205 NNU 4922 B/W33 150 40 132 000 270 000 30 000 5 300 6 000 195
7020 ACD/DBA BTM 100 A/DBA 234420 NN 3014 K Temperature rise °C Diagram 1 Temperature rise in grease lubricated spindle bearings 35 30 23 20 6 000 200 NNU 4921 BK/SPW33 NNU 4921 B/SPW33 160 41 190 305 36 5 000 5 600 270 NN 3021 KTN9/SP NN 3021 TN9/SP 110 150 40 132 270
NN 3019 KTN9/SP NN 3019 K/SP NN 3021 KTN9/SP NN 3021 K/SP NN 3021 KTN9/UP NN 3021 KTN9/UPW33 NN 3022 KTN9/SP NN 3022 K/SP NN 3022 KTN9/SPC2 NN 3022 K/SPA306 NN 3022 TN9/SP NN 3022/SPB900 NN 3024 KTN9/SP NN 3024 K/SPB900 NN 3026 KTN9/SP NN 3026 K/SP NN 3028 K/
