| Compliance with standard | JIS | |||
| Housing material | Cast iron | |||
| Sealing solution | Standard seals with additional flingers | |||
| d | 44.45 | mm | |
| d1 | ≈ | 56.8 | mm |
| A | 52 | mm | |
| A1 | 36 | mm | |
| B | 49.2 | mm | |
| B4 | 8 | mm | |
| H | 107.5 | mm | |
| H1 | 54 | mm | |
| H2 | 20 | mm | |
| J | 143.5 | mm | |
| J | max. | 151 | mm |
| J | min. | 136 | mm |
| L | 190 | mm | |
| N | 24.5 | mm | |
| N1 | 17 | mm | |
| s1 | 30.2 | mm | |
| 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 | 174 | mm | |
| J7 | 18 | 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 |
with shaft tolerance h6
| Mass bearing unit | 2.25 | kg |
| Thread grub screw | G2 | 5/16-24 UNF | ||
| Hexagonal key size for grub screw | N | 3.969 | mm | |
| Recommended tightening torque for grub screw | 6.5 | N·m | ||
| Recommended diameter for attachment bolts, mm | G | 14 | mm | |
| Recommended diameter for attachment bolts, inch | G | 0.5625 | in | |
| Housing | SYJ 509 | |||
| Bearing | YAR 209-112-2F | |||
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ
