Bearings, units and housings -- Bearing housings -- Split pillow blocks, SAF and SAW series (inch dimensions) -- SAF and SAW pillow blocks with bearings with a cylindrical bore -- SKF SAF 1311
SAF 1311
Dimensions
| da | 55 | mm | |
| db | 65.075 | mm | |
| dc | 52.375 | mm | |
| Da | 120 | mm | |
| Ca | 52.807 | mm | |
| A1 | 79.375 | mm | |
| A2 | 123.825 | mm | |
| ba | 29.369 | mm | |
| H | 157.162 | mm | |
| H1 | 82.55 | mm | |
| H2 | 30.163 | mm | |
| J | min. | 206.375 | mm |
| J | max. | 241.3 | mm |
| L | 279.4 | mm | |
| N1 | 19.05 | mm | |
| Threaded holes | |||
| R1 | 44.45 | mm | |
| R2 | 25.4 | mm | |
| RG | 1/8 NPT | ||
| PG | 1/8 NPT | ||
| Oil level | |||
| h | 38.1 | mm | |
Included products
Associated products
| End plug (suffix Y) |
EPR 6
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Speed ratings
| Bearing limiting speed | 7500 | r/min |
Recommended safe loads
| P60° | 43.1 | kN | |
| P90° | 25.8 | kN | |
| P120° | 16 | kN | |
| P150° | 14.7 | kN | |
| P180° | 17.8 | kN | |
| Pa | 11.6 | kN |
Mass
| Mass pillow block | 11.4 | kg |
Mounting information
| Cap bolt |
2 x 1/2-13 UNC
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| Cap bolt recommended tightening torque | 149.1 | N·m | ||
| Cap bolt, SAE grade | 8 | |||
| Appropriate attachment bolt size | G | 0.625 | in | |
| Initial grease fill | 136.08 | g | ||