NU244 - NTN Single Row Cylindrical Roller Bearing

  • £1,854.69

NU244 bearing reference breakdown

Below we will break down the NU244 bearing reference and provide an explanation for each section provided it can actually be broken down. We can split it into 3 parts the prefix, suffix and body of the item code.

The prefix can be found at the beginning of the bearing code:


NU - Denotes a NU type single row cylindrical roller bearing

The body of the bearing reference is what is left after removing the suffix and the prefix:


2 - Light Duty Series
44 - 220mm Bore Size

d (mm) 220 D (mm) 400 B (mm) 65
E (mm) 350 F (mm) 270 rs min (mm) 4
r1s min (mm) 4 Mass (without HJ ring) (kg) 37.7
da min (mm) 236 Da max (mm) 384 ra max (mm) 3
r1a max (mm) 3 db min (mm) 273 da max (mm) 266
Dynamic load C (kN) 760 Static load C0 (kN) 1080 Fatigue limit load Cu (kN) 93.8
Nlim (oil) (Tr/min) 1900 Nlim (grease) (Tr/min) 1600 Min operating temperature Tmin (°C) -40
Max operating temperature Tmax (°C) 120 Characteristic cage frequency FTF (Hz) 0.44 Characteristic rolling element frequency BSF (Hz) 7.62
Characteristic outer ring frequency BPF0 (Hz) 8.27 Characteristic inner ring frequency BPFI (Hz) 10.73

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