SKF NN3021KTN9/SP Cylindrical roller bearings,SKF NN 3021 KTN9/SP Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NN 3021 KTN9/SP

NN 3021 KTN9/SP

Dimensions
d 105mm
D 160mm
B 41mm
d1 125.2mm
E 146mm
r1,2min.2mm
r3,4min.1.1mm
smax.2mm

Tapered bore, taper 1:12

Abutment dimensions
damin.115mm
Damin.148mm
Damax.150mm
dn 144.1mm
Calculation data
Basic dynamic load ratingC 190kN
Basic static load ratingC0 305kN
Fatigue load limitPu 36kN
Attainable speed for grease lubrication  5300r/min
Attainable speed for oil-air lubrication  6000r/min
Reference grease quantityGref 17cm³
Static radial stiffness (guideline value)  2330N/µm
Mass
Mass bearing  2.7kg
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Hot number： 1203 ETN9 1500 VA R 19620 406006 6204-Z 7019 ACD/HCP4AH1 706 CD/HCP4AH 7303 BEGAP K 195x205x37 NJ 1880 MP NJ 210 ECP NJ 217 ECJ OKC 590 SAF 22507 x 1.1/8 T SSAFS 23026 KA x 4.3/8

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