Product number:

NUKR 47 A

Brand:

Product name:

bearing

Sizes:

20X47X66

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NUKR47 INA

Stud type track rollers NUKR, with axial guidance, full complement cylindrical roller set, labyrinth seals on both sides

D	Outside diameter	47 mm
d1	Fit diameter of roller stud / stud	20 mm
B	Width	66 mm
Cr w	Basic dynamic load rating, radial	28.500 N
C0r w	Basic static load rating, radial	38.000 N
Cur w	Fatigue load limit, radial	4.950 N
nD G	Speed on permanent grease lubrication	4.200 1/min
F0r per	Permissible static load, radial	32.500 N
Fr per	Permissible dynamic load outer ring, radial	16.300 N
≈m	Weight	0,378 kg
B1	Witdh of thrust washer	25,6 mm
B2	Bolt/stud length effectively	40,5 mm
B3	Distance to lubrication hole	9 mm
C	Width, outer ring	24 mm
C1	Protrusion outer ring to thrust washer	0,8 mm
rmin	Minimum chamfer dimension	1 mm
d2	Stop diameter of thrust washer	27 mm
d3	Diameter lubrication hole	4 mm
G	Thread	M20X1,5
IG	Thread length	21 mm
W	Width of flats	10 mm
MA	Tightening torque nut	120 Nm
Sealing	Labyrinth seals on both sides
Outer Ring profile	Optimized INA-profile
Grease nipples	Drive-fit lubrication nipple unmounted 2x
Relubrication feature	Via head, stud and fit
Assembling aid head	Hexagon socket
Mounting aid stud	Hexagon socket