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