Cam follower (stud-type track roller), with axial guidance, full complement cylindrical roller set, cylindrical OD, with labyrinth seals, NUKR52-X-A;NUCF20-1-AB;MCFD52BX
| D | 52 mm | Outside diameter | 
| d | 20 mm | Stud diameter | 
| B | 66 mm | Overall width | 
| C | 24 mm | Outer ring width | 
| B1 | 40.5 mm | Length shank on stud | 
| B2 | 9 mm | Distance lubrication hole to flange ring | 
| C1 | 0.8 mm | Distance face outer ring to face thrust washer | 
| d1 | 31 mm | Outside diameter flange ring | 
| G | M20 x 1.5 | Thread stud | 
| G1 | 21 mm | Thread length | 
| M | 8 mm | Seat diameter for lubrication accessories | 
| M1 | 4 mm | Diameter of lubrication hole (shank) | 
| SW | 10 mm | Width across flats | 
| de | 24 mm | Eccentric collar outside diameter | 
| B1 | 18 mm | Eccentric collar width | 
| e | 1 mm | Eccentricity | 
| r min | 1 mm | Chamfer dimension outer ring | 
| C | 29 kN | Basic dynamic load rating | 
| C0 | 37.5 kN | Basic static load rating | 
| Pu | 4.25 kN | Fatigue load limit | 
| Fr | 17.3 kN | Maximum dynamic radial load | 
| F0r | 37.5 kN | Maximum static radial load | 
| nD G | 3200 r/min | Limiting speed | 
| ≈m | 0.47 kg | Weight | 
| Crowned | Outer ring profile | |
| Full complement roller | Roller guide | |
| Centric | Stud type | |
| Labyrinth | Sealing type | |
| 52100 | 100Cr6 | Outer ring material | |
| 52100 | 100Cr6 | Roller material | |
| 20CrMo (ASTM4118, SCM420) | Stud material | |
| 52100 | 100Cr6 | Axial guidance | |
| Lithium Soap Grease NLGI #2 | Grease | 
| Hex | Mouting hole | |
| NIP A2x7.5 | Grease fitting | |
| M20 x 1.5 | Hexagonal nut | |
| AP 10 | Lubrication adapter | |
| 120 Nm | Recommended tightening torque | 
| -30ºC to + 120ºC | Temperature range °C | |
| -22ºF to + 250ºF | Temperature range °F | 
| INA・SKF・CR | IKO | THK | NTN | McGill | 
| NUKR52-X |     NUCF20B |     NUCF 20-1-AB |     NUKR52XH/3AS |     MCFD52BX |