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NP Series Standard-Duty Pillow Block

NP-25

NP Series Standard-Duty Pillow Block
Item #101179544
  • Felt Labyrinth Seal Type
NP Series Standard-Duty Pillow Block
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    Shipment Options
  • 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
Duty Series Standard
Retainer Type Land Riding
End Cap No
Outer Ring Land Profile Standard
Insert No. 2-19
Base Width 2.125 in
Relubricatable Yes
Bore Size - Inch 1.563
Internal Clearance Standard
Inner Race Heat Treat Method Zone-Hardened
Seal Type Felt Labyrinth
Bore Size 1.563 in
Pillow Block Type 2-Bolt
Overall Length (in) 7.25
Bearing Insert Coating Black Oxide
Housing Color Gray
Bolt Center-to-Center Length 4.875 to 5.875 in
Insert Material 52100 Bearing Steel, Black Oxided
Locking Type Set Screws
Measure Units Inch
Base Width (in) 2.125
Replaceable Insert Yes
Bolt Center Min (in) 4.875
Bolt Center Max (in) 5.875
Angle of Misalignment ±2°
Overall Height 3.938 in
Housing Construction One Piece
Speed [Max] 4150 rpm
Platform Gold Line Ball Bearing
Lubrication Lithium Complex NLGI 2 Grease
Operating Temperature [Max] 220 °F
Housing Base Solid
Foot Height (in) 0.688
Base to Center Height (in) 1.9375
Radial Dynamic Load Capacity (lb) 7340
Expansion No
Bolt Size 0.5 in
Brand. Sealmaster
Foot Height 0.688 in
Centerline to Front Face (in) 1.188
Housing Material Cast Iron
Bolt Center-to-Center Length (in) 4.8750 to 5.8750
Bolt Center [Min] 4.875 in
Bolt Size (in) 0.5000
Misalignment Type Static Only
Bearing Type Ball Bearing
Radial Dynamic Load Capacity 7340 lb
Inner Race Length 1.938 in
Base to Center Height 1.938 in
Inch/Metric Inch
Maximum Operating Temperature 220
Inner Race Length (in) 1.938
Overall Height (in) 3.938
Radial Static Load Capacity (lb) 4467
Centerline to Front Face 1.188 in
Inner Ring OD (in) 2.063
Bolt Center [Max] 5.875 in
Bore Shape Straight
Overall Length 7.25 in
Inner Ring O.D. 2.063 in
Weight 5.8 LB
EAN or UPC 662461001660
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