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