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8Q-NK68/35RV2+1R60X68X35C3 - NTN

8Q-NK68/35RV2+1R60X68X35C3

Needle roller bearing, machined-rings, with inner ring, double-side ribs, lubrication hole

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Technical datasheet

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Specs

PRODUCT DEFINITION

d - Internal diameter 60 mm
D - External diameter 82 mm
C - Width of bearing, drawn cup or outer ring 35 mm
F - Under roller diameter 68 mm
rs - Min fillet radius 0,6 mm
s - Max axial offset 1 mm
Lubrication hole on outer ring Yes
k - Hole diameter 3,5 mm
Inner ring reference 1R60X68X35
Lubrication hole on inner ring No
Radial clearance class C3
Precision class P0
Mass 0,551 kg
Brand NTN
Product classification image

PRODUCT PERFORMANCE

Cr - Dynamic load rating 63 kN
C0r - Static load rating 139 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

da min - Min shoulder diameter IR 64 mm
Da max - Max shoulder diameter OR 78 mm
ras max - Max shaft & housing fillet radius 0,6 mm