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