| Outside diameter | D | 40 | mm |
| Width of the roller stud | B | 58 | mm |
| Basic static load rating, radial | C0r | 16,000 | |
| Speed on permanent grease lubrication | nD G | 2,900 |
| Fit diameter of roller stud / stud | d1 | 18 | mm |
| Basic dynamic load rating, radial | Cr | 10,900 | |
| Fatigue load limit, radial | Cur | 2,130 |
| Maximum witdh of thrust washer | B1 | 21.60 | mm |
| Distance to lubrication hole | Ca | 8 | mm |
| Protrusion outer ring to thrust washer | C1 | 0.80 | mm |
| Stop diameter of thrust washer | d2 | 31.50 | mm |
| Thread | M18X1,5 | ||
| Width of flats | W | 8 | mm |
| Bolt/stud length effectively | B2 | 36.50 | mm |
| Width, outer ring | C | 20 | mm |
| Minimum chamfer dimension | rmin | 1 | mm |
| Diameter lubrication hole | ds | 3 | mm |
| Thread length | IG | 19 | mm |
| Radius of outer ring outside profile | R | 500 | mm |
| Manufacturer | Part Number |
|---|---|
| SKF | KR40 (SKF) |
| NSK | FCJ-40R |
| SKF | KR40-B (SKF) |
| NSK | FCJB-40R |
| KOYO | KM18RM |
| IKO | CF18-R (IKO) |
| McGill Manufacturing | MCFR-40 |
| Jalman Precision | CF18R |
| NTN | KR40 (NTN) |
| IKO | CF18-BR (IKO) |
| NTN | KR40 H (NTN) |
