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N304EAT2X - NTN

N304EAT2X

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In the cylindrical roller bearing range, the single row roller bearing withstands high radial loads. The standard ISO ranges (NU, N, NJ, NF, NUP, NH, RNU, HJ) are available with different types of cage, bore diameters, shoulder rings.

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Technical datasheet

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Specs

PRODUCT DIMENSIONS

Internal diameter (d) 20 mm
External diameter (D) 52 mm
Bearing/Inner ring width (B) 15 mm
Upper roller diameter E 45,5 mm
Under roller diameter F 27,5 mm
d1 31,1 mm
Min fillet radius rNs 0,6 mm
Min fillet radius (rs) 1,1 mm
Radial clearance class CN
Mass 0,147 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load (C) 37,5 kN
Static load (C0) 26,9 kN
Fatigue limit load (Cu) 3,25 kN
Nlim (oil) 18000 tr/min
Nlim (grease) 13000 tr/min

ABUTMENT

Min shoulder diameter IR (da min) 24 mm
Min NJ & N type IR GO diameter dc min 30 mm
Max shoulder diameter OR (Da max) 45,5 mm
Min shoulder diameter small face Db min 46,5 mm
Max fillet radius ra max 1 mm
Maxi fillet radius r1a 0,6 mm
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