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K68X74X20 - NTN

K68X74X20

Needle roller bearing, cage assembly, steel cage

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Technical datasheet

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Specs

PRODUCT DEFINITION

Fw - Under rollers diameter 68 mm
Ew - Upper rollers diameter 74 mm
Bc - Cage Width 20 mm
Product classification image

TECHNICAL CHARACTERISTICS

Mass 0,065 kg
Brand NTN

PRODUCT PERFORMANCE

Cr - Dynamic load rating 36 kN
C0r - Static load rating 83,5 kN
Nlim - Grease lubrication limit speed 4000 tr/min
Nlim - Oil lubrication limit speed 6000 tr/min
Tmin - Min operating temperature -20 °C
Tmax - Max operating temperature 120 °C

ABUTMENT

b - Raceway width 20 mm