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  • This part may be obsolete or discontinued but limited quantities may exist.


PB250X2 7/16

PB250 Series Cast Iron Pillow Block

Item #101032972
each
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Product details

  • PB250 Series Normal-Duty Pillow Block
  • 2 7/16" Shaft
  • 7 7/16" Bolt Centers
  • 2 11/16" 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

Specifications

Bearing Type Ball Bearing
Housing Material Cast Iron
Bearing Insert B250X2 7/16
Locking Device Setscrew Locking Collar
Temperature Range [Min] -25 °F
Base Length 9 5/8 in
Base Height 1 1/8 in
Mounted Unit Duty Normal-Duty
Series PB250
Collar O.D. 2.978 in
Seal Type Contact Seals
Center of Bearing to Front of Inner Ring 1.378 in
Length Through Bore 1.909 in
End Type Open End
Bolt Hole Spacing Range [Max] 8 1/8 in
Base Width 2 1/2 in
Housing Construction 1 Piece
Bolt Hole Spacing 7 7/16 in
Temperature Range [Max] 225 °F
Bearing Design Non-Expansion
Housing Width 2 1/2 in
Housing Height 5 1/2 in
Lubrication Relubricatable
Bolt Holes 2
Overall Width 2 5/8 in
Pillow Block Type Thru-Bolt
Shaft Dia. 2.4375 in
Misalignment Range ±1 1/2°
Bolt Size 5/8 in
Bolt Hole Spacing Range [Min] 6 3/4 in
Insert Type Steel Insert
Inch/Metric Inch
Weight 11.0 LB
EAN or UPC 662798248165
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