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INA
NUKRE47
Yoke type track roller NUKRE47
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Main Dimensions & Performance Data
D
47 mm
Outside diameter
d1
20 mm
Fit diameter of roller stud / stud
B
66 mm
Width
Cr w
28,500 N
Basic dynamic load rating, radial
C0r w
38,000 N
Basic static load rating, radial
Cur w
4,950 N
Fatigue load limit, radial
nD G
4,200 1/min
Speed on permanent grease lubrication
F0r per
32,500 N
Permissible static load, radial
Fr per
16,300 N
Permissible dynamic load outer ring, radial
≈m
0.398 kg
Weight

Dimensions
B1
25.6 mm
Maximum witdh of thrust washer
B2
40.5 mm
Bolt/stud length effectively
C
24 mm
Width, outer ring
C1
0.8 mm
Protrusion outer ring to thrust washer
rmin
1 mm
Minimum chamfer dimension
d2
27 mm
Stop diameter of thrust washer
G
M20X1,5
Thread
IG
21 mm
Thread length
W
10 mm
Width of flats
de
24 mm
Diameter of eccentric
Be
18 mm
Width, eccentric
e
1 mm
Eccentricity

Additional information
NIPA2X7,5
Drive-fit lubrication nipple
MA
120 Nm
Tightening torque nut

Your current product variant
Sealing2LBLabyrinth seals on both sides
Outer Ring profileIOPOptimized INA-profile
Grease nipples2xDrive-fit lubrication nipple unmounted 2x
Relubrication featureKSVia head and stud
Assembling aid headI6Hexagon socket
Mounting aid studI6Hexagon socket
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