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NP Series Standard-Duty Pillow Block

NP-20

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

description

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

features

  • 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
Locking Type Set Screws
Measure Units Inch
Misalignment Type Static Only
Inner Race Length (in) 1.688
Bore Size - Inch 1.25
Base Width 1.875 in
Replaceable Insert Yes
Inner Race Length 1.688 in
Speed [Max] 4650 rpm
Overall Length (in) 6.563
Lubrication Lithium Complex NLGI 2 Grease
Expansion No
Inner Race Heat Treat Method Zone-Hardened
Internal Clearance Standard
Bolt Size 0.5 in
Base to Center Height 1.875 in
Bolt Center Min (in) 4.688
Housing Construction One Piece
Operating Temperature [Max] 220 °F
Angle of Misalignment ±2°
Bearing Insert Coating Black Oxide
Bearing Type Ball Bearing
Platform Gold Line Ball Bearing
Inch/Metric Inch
Bolt Center [Max] 5.313 in
Retainer Type Land Riding
Base Width (in) 1.875
Bore Shape Straight
Bolt Center Max (in) 5.313
Seal Type Felt Labyrinth
Outer Ring Land Profile Standard
Bore Size 1.25 in
Pillow Block Type 2-Bolt
Foot Height (in) 0.625
Housing Base Solid
Foot Height 0.625 in
Bolt Size (in) 0.5
End Cap No
Centerline to Front Face 1 in
Housing Material Cast Iron
Bolt Center [Min] 4.688 in
Duty Series Standard
Insert No. 2-14
Overall Height (in) 3.75
Brand. Sealmaster
Maximum Operating Temperature 220
Inner Ring O.D. 1.859 in
Relubricatable Yes
Housing Color Gray
Overall Length 6.563 in
Inner Ring OD (in) 1.859
Overall Height 3.75 in
Insert Material 52100 Bearing Steel, Black Oxided
Centerline to Front Face (in) 1
Weight 4.64 LB
EAN or UPC 662461001615
NSN Number 3130-00-108-0683
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