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