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- PB350 Series Heavy-Duty Pillow Block
- 2 1/2" Shaft
- 8 1/4" Bolt Centers
- 3" Center Line to Base
- Setscrew Locking Collar
features
- Molded glass fiber reinforced polyamide retainer
- Grade 10 balls
- Races and balls are 52100 steel, hardened, ground, and honed for quiet operation
- Slotted bolt holes
- Rugged cast iron or Hub-Alloy® housing
- Zone-hardened inner race
- Prelubricated with high quality lithium grease. 1/4-28 Zerk fitting provided to allow for relube
- Choice of narrow or wide inner race, setscrew locking or eccentric collar locking, normal-duty, or medium-duty bearings
- Knurled cup point setscrews at 120° to minimize inner ring distortion
- Recessed housing base to accommodate uneven mounting surfaces
- Spherical outer race to allow up to 1.5° misalignment
- All bearings have single lip Nitrile rubber seals with steel trash guard
- Steel fingers are standard on wide inner race bearings only
| Housing Width | 2 3/4 in |
| Bolt Holes | 2 |
| Bearing Type | Ball Bearing |
| End Type | Open End |
| Length Through Bore | 2.008 in |
| Housing Height | 6 1/8 in |
| Housing Construction | 1 Piece |
| Bolt Size | 3/4 in |
| Collar O.D. | 3.427 in |
| Misalignment Range | ±1 1/2° |
| Series | PB350 |
| Inch/Metric | Inch |
| Bearing Insert | B350X2 1/2 |
| Overall Width | 2 15/16 in |
| Bolt Hole Spacing | 8 1/4 in |
| Bolt Hole Spacing Range [Min] | 7 3/4 in |
| Housing Material | Cast Iron |
| Bolt Hole Spacing Range [Max] | 8 3/4 in |
| Shaft Dia. | 2.5 in |
| Bearing Design | Non-Expansion |
| Insert Type | Steel Insert |
| Center of Bearing to Front of Inner Ring | 1.56 in |
| Lubrication | Relubricatable |
| Base Height | 1 1/8 in |
| Locking Device | Setscrew Locking Collar |
| Base Width | 2 3/4 in |
| Base Length | 10 1/2 in |
| Pillow Block Type | Thru-Bolt |
| Temperature Range [Min] | -25 °F |
| Temperature Range [Max] | 225 °F |
| Mounted Unit Duty | Heavy-Duty |
| Seal Type | Contact Seals |
| Weight | 15.0 LB |
| EAN or UPC | 662798248837 |
