INA Nukr 47 A Stud Type Track Roller

Manufacturer: INA
Type: Stud type track rollers, with axial guidance, full complement cylindrical roller set
Model: NUKR47 A

Dimensions:
Outside diameter D: 47 mm
Fit diameter of roller stud d₁: 20 mm
Width B: 66 mm
Width of thrust washer B₁: 25.6 mm
Thread G: M20X1.5
Thread length: 21 mm
Basic load ratings, radial:
Dynamic C_{r w}: 28500 N
Static C_{0r w}: 38000 N
Fatigue load limit C_{ur w}: 4950 N
Speed on permanent grease lubrication: 4200 rpm
Permissible static load, radial: 32500 N
Permissible dynamic load outer ring, radial: 16300 N
Sealing: Labyrinth seals on both sides