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