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Boston GearMB-3 1/4

MB-3 1/4

MB Series Cast Iron Pillow Block
Item #101796537
  • 3.25" Shaft, 4" Base to Center, Contact Seals, Setscrew Locking, Non-Expansion Type
Boston GearMB-3 1/4
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    Shipment Options
  • 3.25" Shaft, 4" Base to Center, Contact Seals, Setscrew Locking, Non-Expansion Type

description

  • Solid, one-piece, heavy-duty cast iron with removable zerk-type threaded grease fittings

applications

  • High radial or thrust loads

features

  • One-piece, high grade, cast iron housing
  • Deep groove ball bearing
  • Spherical outer race
  • Synthetic lip type seal
  • Bearings equipped with steel finger
  • Positive locking by setscrew through extended inner race
  • 1/4-28 threaded grease fitting
Pillow Block Type Thru-Bolt
Base Width 4 in
Seal Type Contact Seals
Bolt Hole Length 2.313 in
End Type Open End
Bolt Holes 2
Bolt Hole Width 15/16 in
Mounted Unit Duty Medium-Duty
Shaft Dia. 3.25 in
Bearing Insert BG35-3 1/4
Bolt Hole Spacing Range [Max] 12 1/2 in
Series MB Series
Bolt Size 7/8 in
Housing Construction 1 Piece
Bearing Type Ball Bearing
Housing Material Cast Iron
Insert Type Steel Insert
Locking Device Setscrew Locking Collar
Base Length 15 in
Temperature Range [Max] 225 °F
Bearing Design Non-Expansion
Overall Width 4.0313 in
Housing Height 8 in
Base Height 1 1/4 in
Inch/Metric Inch
Bolt Hole Spacing Range [Min] 9 3/4 in
Bolt Hole Spacing 11 1/8 in
Lubrication Relubricatable
Length Through Bore 3.348 in
Weight 31.251 LB
EAN or UPC 781711645871
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