KRV52-PP-A-NMT | Stud Type Track Roller | INA (Schaeffler
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Rolling and Plain Bearings
Key words:
Rolling and Plain Bearings
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KRV52-PP-A-NMT | Stud Type Track Roller | INA (Schaeffler

Main Dimensions & Performance Data
| D |
52 mm |
Outside diameter |
| d1 |
20 mm |
Fit diameter of roller stud / stud |
| B |
66 mm |
Width |
| Cr w |
22,200 N |
Basic dynamic load rating, radial |
| C0r w |
48,500 N |
Basic static load rating, radial |
| Cur w |
6,800 N |
Fatigue load limit, radial |
| nD G |
1,300 1/min |
Speed on permanent grease lubrication |
| ≈m |
0.448 kg |
Weight |
Dimensions
| B1 |
25.6 mm |
Witdh of thrust washer |
| B2 |
40.5 mm |
Bolt/stud length effectively |
| B3 |
9 mm |
Distance to lubrication hole |
| C |
24 mm |
Width, outer ring |
| C1 |
0.8 mm |
Protrusion outer ring to thrust washer |
| rmin |
1 mm |
Minimum chamfer dimension |
| d2 |
36.5 mm |
Stop diameter of thrust washer |
| d3 |
4 mm |
Diameter lubrication hole |
| G |
M20X1,5 |
Thread |
| IG |
21 mm |
Thread length |
| W |
10 mm |
Width of flats |
Additional information
|
NIPA2X7,5 |
Drive-fit lubrication nipple | |
| MA |
120 Nm |
Tightening torque nut |
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