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ZA Series Roller Bearing Cast Iron Pillow Block

Item #100000371
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Product details

  • 2-Bolt Pillow Block
  • Spherical Roller Bearing
  • 1 7/16" Shaft
  • 1 7/8" Base to Center
  • 5" Bolt Centers


  • Easy bearing clearance: can be field adjusted to meet application needs
  • Shaft ready: prelubricated with standard grease for normal operation; other lubricants available for special conditions
  • Fully self-aligning: spherical roller bearing to accommodate operational and installation misalignment
  • Carburized raceways: case-carburized inner races provide a hard, fatigue-resistant surface and a tough, crack-resistant ductile core
  • For extra protection under severe conditions, auxiliary caps are also available


Inch/Metric Inch
Pillow Block Type Thru-Bolt
Shaft Dia. 1 7/16 in
Center Line to Base Dimension 1 7/8 in
Locking Device Setscrew Locking Collar
Base Length 6 9/16 in
Lubrication Relubricatable
Mounted Unit Duty Normal-Duty
Housing Material Cast Iron
Base Width 2 1/4 in
End Type Open End
Seal Type Clearance Seals
Bearing Type Spherical Roller Bearing
Bolt Hole Spacing 5 in
Bearing Design Non-Expansion
Housing Construction 1 Piece
Bolt Holes 2
Base Height 1 3/16 in
Size Code 4
Insert Type Steel Insert
Length Through Bore 2 7/8 in
RPM [MAX] 5250 rpm
Series 2000
Bolt Hole Size 7/8 in
Collar Extension 11/16 in
Temperature Range [MAX] 200 °F
Temperature Range [MIN] -20 °F
Bolt Size 1/2 in
Housing Height 3 11/16 in
Bolt Hole Length 13/16 in
(Catalog) Size Code 4
Weight 6.735 LB
Package Quantity 1.0 Piece
EAN or UPC 698210159900
NSN Number 3130-01-101-4902

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