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NP Series Standard-Duty Pillow Block

NP-20R

NP Series Standard-Duty Pillow Block
Item #101179529
  • 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
Radial Dynamic Load Capacity 4381 lb
Bolt Center [Min] 4.438 in
Speed [Max] 5450 rpm
Misalignment Type Static Only
Expansion No
Pillow Block Type 2-Bolt
Centerline to Front Face (in) 0.875
Housing Material Cast Iron
Retainer Type Land Riding
Overall Height 3.375 in
Centerline to Front Face 0.875 in
Base Width (in) 1.875
Overall Length (in) 6.5
Replaceable Insert Yes
Relubricatable Yes
Base to Center Height (in) 1.6875
Overall Length 6.5 in
Insert No. 1-14
Base to Center Height 1.688 in
Outer Ring Land Profile Standard
Lubrication Lithium Complex NLGI 2 Grease
End Cap No
Bolt Center [Max] 5.063 in
Housing Construction One Piece
Inner Ring OD (in) 1.594
Bolt Size (in) 0.5000
Bolt Center Min (in) 4.438
Inner Race Length 1.5 in
Angle of Misalignment ±2°
Radial Static Load Capacity (lb) 2567
Overall Height (in) 3.375
Bolt Center Max (in) 5.063
Seal Type Felt Labyrinth
Insert Material 52100 Bearing Steel, Black Oxided
Duty Series Standard
Foot Height 0.563 in
Platform Gold Line Ball Bearing
Inner Race Length (in) 1.5
Radial Dynamic Load Capacity (lb) 4381
Bearing Type Ball Bearing
Bolt Center-to-Center Length (in) 4.4375 to 5.0625
Base Width 1.875 in
Brand. Sealmaster
Housing Color Gray
Internal Clearance Standard
Bore Size 1.25 in
Maximum Operating Temperature 220
Housing Base Solid
Bolt Center-to-Center Length 4.438 to 5.063 in
Locking Type Set Screws
Bore Size - Inch 1.25
Bolt Size 0.5 in
Inch/Metric Inch
Operating Temperature [Max] 220 °F
Inner Race Heat Treat Method Zone-Hardened
Measure Units Inch
Bearing Insert Coating Black Oxide
Foot Height (in) 0.563
Bore Shape Straight
Inner Ring O.D. 1.594 in
Weight 3.605 LB
EAN or UPC 662461001608
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