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