| Compliance with standard | ISO | |||
| Housing material | Cast iron | |||
| Sealing solution | Standard seals with additional flingers | |||
| d | 45 | mm | |
| d1 | ≈ | 56.8 | mm |
| d2 | 67 | mm | |
| A | 48 | mm | |
| A1 | 32 | mm | |
| A5 | 26.5 | mm | |
| B1 | 44.2 | mm | |
| H | 107 | mm | |
| H1 | 54 | mm | |
| H2 | 21 | mm | |
| J | 143.5 | mm | |
| J | max. | 152 | mm |
| J | min. | 135 | mm |
| L | 187 | mm | |
| N | 22.5 | mm | |
| N1 | 14 | mm | |
| s1 | 26.7 | mm | |
| Values for B1 and s1 before the grub screw is tightened (sleeve and inner ring bore at starting position). | |||
| Threaded hole | |||
| RG | 1/4-28 UNF | ||
| R1 | 4 | mm | |
| Rα | 45 | ° | |
| Grease fitting | |||
| DN | 6.5 | mm | |
| SWN | 7 | mm | |
| GN | 1/4-28 SAE-LT | ||
| Dowel pins | |||
| J6 | 173 | mm | |
| J7 | 17 | mm | |
| N4 | 4 | mm | |
| Basic dynamic load rating | C | 33.2 | kN | |
| Basic static load rating | C0 | 21.6 | kN | |
| Fatigue load limit | Pu | 0.915 | kN | |
| Limiting speed | 4300 | r/min |
| Mass bearing unit | 2.15 | kg |
| Thread grub screw | G2 | M6 | ||
| Hexagonal key size for grub screw | N | 3.05 | mm | |
| Recommended tightening torque for grub screw | 7.4 | N·m | ||
| Recommended diameter for attachment bolts, mm | G | 12 | mm | |
| Recommended diameter for attachment bolts, inch | G | 0.5 | in | |
| Housing | SY 509 M | |||
| Bearing | YSP 209 SB-2F | |||
| End cover | ECY 209 | |||
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ
