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This part has been superseded.
There may be limited quantities still available for purchase. Contact us for availability. Please contact your local service center for alternative options.
USRBF Series Pillow Block

USRBF5000-311

SUPERSEDED TO LB_PB22459FH, MTRL - 100738924
Item #101015002
  • Spherical Roller Bearing Type
  • Pillow Block
  • 3 11/16 in Shaft Diameter
  • 4 1/4 in Center Line To Base Dimension
  • 11 in Minimum Bolt Hole Spacing Range
USRBF Series Pillow Block
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    Shipment Options
  • Spherical Roller Bearing Type
  • Pillow Block
  • 3 11/16 in Shaft Diameter
  • 4 1/4 in Center Line To Base Dimension
  • 11 in Minimum Bolt Hole Spacing Range

features

  • Wide race and rollers and steel cage for high dynamic load ratings
  • Race-mounted felt seal with flinger and misalignment sealing
  • Single-collar interlock with 120° spacing setscrew lock, diamond faceted setscrews
  • Powder coat epoxy 4-bolt cast iron housing
Overall Length 15.25 in
Temperature Range [Max] 250 °F
Bore Shape Straight
Bearing Insert Coating Black Oxide
Operating Temperature [Max] 220 °F
Collar O.D. 6 in
Angle of Misalignment ±2°
Center Line to Base Dimension [Min] 4 1/4 in
Length Through Bore 5.219 in
Radial Dynamic Load Capacity 96050 lb
Housing Color Gray
Shaft Dia. 3.6875 in
Roller Type Spherical Roller
Internal Clearance Standard
Housing Material Cast Iron
Bolt Center [Min] 11 in
Bolt Size 0.75 in
Seal Flinger Yes
Seal Type Felt Labyrinth
Retainer Type Metal
Bolt Hole Spacing Range [Min] 11 in
Inner Race Length 4.891 in
Outer Ring Land Profile Standard
Pillow Block Type 4-Bolt
Base Width 4.5 in
Series USRBF Series
Speed [Max] 2250 rpm
Locking Device Collar Mount
End Cap No
Inch/Metric Inch
Bolt Center-to-Center Length 12 in
Retainer Material Steel
Bolt Hole Spacing Range [Max] 13 in
Duty Series Standard
Housing Construction One Piece
Misalignment Type Dynamic
Overall Height 8.563 in
Base Height 2 5/8 in
Foot Height 2.625 in
Overall Width 4.89 in
Replaceable Insert No
Housing Height 8 9/16 in
Base Length 15 1/4 in
Bore Size 3.688 in
Bearing Design Non-Expansion
Relubricatable Yes
Bolt Center [Max] 13 in
Base to Center Height 4.25 in
Brand. Sealmaster
Expansion No
Insert Material 52100 Bearing Steel, Black Oxided
Bolt Holes 4
Lubrication Lithium Complex NLGI 2 Grease
Handle / Housing Material Cast Iron
Bearing Type Spherical Roller
Locking Type Collar Mount
Weight 57.501 LB
EAN or UPC 662461366158
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