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- ISAF Series 4-Bolt Cast Iron Pillow Block
- 3 15/16" Shaft
- 4 15/16" Base to Center
- 12 19/32" - 14 1/2" Bolt Spacing
- Adapter Mounted Spherical Roller Bearing
features
- Interchangeable with SAF style pillow blocks
- Patented adapter mounting system
- Easy installation no feeler gauges needed
- Easy removal no torches, sledge hammers or special tools needed
- Up to +/- 1° misalignment capability
- Seal land on O.D. of inner ring maintains full contact pressure even with misaligned condition
- High capacity double row spherical bearing
| Locking Device | Adapter Mounted |
| Grease Name | MobilGrease XHP222 |
| RPM [Max] | 2200 rpm |
| Bolt to Bolt [Min] | 12.59 in |
| Center of Bearing to Front of Inner Ring | 2 55/64 in |
| Shaft Attachment | Push-Pull Adapter |
| Length Through Bore | 4.703 in |
| Shaft Dia. | 3.9375 in |
| Seal Type | Labyrinth Metallic Seals |
| Bearing Component | Mounted Bearing |
| Bolt Hole Spacing | 13.547 in |
| Mounted Unit Duty | Heavy-Duty |
| Bearing Insert | 22220 |
| Housing Material | Cast Iron |
| Dynamic Load Rating | 83000 lbf |
| Bearing Design | Expansion |
| No. of Bolts | 4 |
| Speed [Max] | 2200 rpm |
| Bore Length | 4.7 in |
| Base to Center Height | 4.94 in |
| Static Load Capacity | 104000 lbf |
| Expansion Capability | Float |
| Total Float | 3/8 in |
| Dynamic Load Capacity | 83000 lbf |
| Insert Material | Steel |
| Sensor Ready | Yes |
| Housing Construction | 2 Piece |
| Base Width | 4 3/4 in |
| Bolt to Bolt [Max] | 14.5 in |
| Bolt Holes | 4 |
| Greasable | Yes |
| SAF Series | 522 |
| Bearing Type | Spherical Roller Bearing |
| Bolt Width | 2.75 in |
| Pillow Block Type | Thru-Bolt |
| Insert Type | Steel Insert |
| Base Length | 16 1/2 in |
| Static Load Rating [Max] | 104000 lbf |
| Series | ISAF |
| Housing Height | 10 3/16 in |
| Misalignment Range | ±1° |
| Collar O.D. | 5 9/16 in |
| End Type | Open End |
| Bolt Hole Spacing Range [Min] | 12 19/32 in |
| Bolt Diameter | 0.75 in |
| Bolt Size | 3/4 in |
| Housing Dimensional Standard | SAF |
| Inch/Metric | Inch Bore |
| Bolt Hole Length | 1 53/64 in |
| Bolt Hole Spacing Range [Max] | 14 1/2 in |
| Base Height | 1 25/32 in |
| Take-Up Frame Size | HD-400 |
| Bolt Hole Spacing - Width | 2.75 in |
| Lubrication | Relubricatable |
| Weight | 110.0 LB |
| EAN or UPC | 782475311200 |
