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