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NP Series Standard-Duty Pillow Block


NP Series Standard-Duty Pillow Block
Item #100736401
  • Felt Labyrinth Seal Type
NP Series Standard-Duty Pillow Block
    Shipment Options
  • Felt Labyrinth Seal Type


  • Most widely used, normal-duty pillow block with high base-to-shaft centerline dimensions.


  • Powder coated epoxy cast iron housing with extended inner ring bearings
  • Zone hardened inner ring with 120° spacing setscrew locking with diamond faceted setscrews
  • Unique land riding retainer design provides superior pocket clearance that allows for 360° grease circulation around the rolling elements resulting in better retained and utilized lubrication.
  • Sealmaster® exclusive lock & pin dimple for direct lubrication and anti-rotation
Expansion No
Bore Shape Straight
Housing Construction One Piece
Bolt Center Max (in) 5.313
Seal Type Felt Labyrinth Seal
Bolt Center Min (in) 4.688
Measure Units Inch
Retainer Type Land Riding Retainer
Bearing Insert Coating Black Oxide Coated
Bolt Size (in) 0.5
Brand. Sealmaster
Replaceable Insert Yes
Misalignment Type Static Only
Foot Height (in) 0.625
Duty Series Standard
Inner Ring OD (in) 1.859
Overall Height (in) 3.75
Inner Race Length (in) 1.688
Centerline to Front Face (in) 1
Outer Ring Land Profile Standard
End Cap No
Overall Length (in) 6.563
Bore Size - Inch 1.25
Platform Gold Line Ball Bearing
Housing Base Solid
Base Width (in) 1.875
Relubricatable Yes
Maximum Operating Temperature 220
Insert Material 52100 Bearing Steel, Black Oxided
Lubrication Lithium Complex NLGI 2 Grease
Housing Material Cast Iron
Insert No. 2-14
Weight 4.64 LB
EAN or UPC 662461001615
NSN Number 3130-00-108-0683
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