Manufacturer: INA
Type: Stud type track roller
Model: KR 5204NPPU
Replaces: KR5204-2RS

Dimensions:
Outside diameter D: 52 mm
Fit diameter of roller stud d₁: 20 mm
Width of the roller stud B: 63.6 mm
Maximum width of thrust washer B₁: 22.5 mm
Thread G: M20X1.5
Thread length: 21 mm
Basic load ratings, radial:
Dynamic C_{r w}: 15800 N
Static C_{0r w}: 10800 N
Fatigue load limit C_{ur w}: 550 N
Speed on permanent grease lubrication: 5000 rpm
Sealing: 2RS, Lip seal on both sides, with axial sealing action