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Needle roller and cage assemblies

8Q-K21X25X13 - NTN

8Q-K21X25X13

Needle roller bearing, cage assembly, steel cage

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
Fw - Under rollers diameter21 mm
Ew - Upper rollers diameter25 mm
Bc - Cage Width13 mm
Mass0,008 kg
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PRODUCT PERFORMANCE
Cr - Dynamic load rating10,7 kN
C0r - Static load rating15,9 kN
N lim - Grease lubrication limit speed13000 tr/min
N lim - Oil lubrication limit speed19000 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
b - Raceway width13 mm