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