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