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NP Series Standard-Duty Pillow Block

NP-31

NP Series Standard-Duty Pillow Block
Item #100736413
  • 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
Housing Base Solid
Inner Ring OD (in) 2.469
Bolt Size (in) 0.625
Bearing Type Ball Bearing
Speed [Max] 3550 rpm
Retainer Type Land Riding
Misalignment Type Static Only
Bolt Size 0.625 in
Inch/Metric Inch
Seal Type Felt Labyrinth
Replaceable Insert Yes
Base Width (in) 2.375
Operating Temperature [Max] 220 °F
Housing Color Gray
Locking Type Set Screws
Inner Race Length 2.031 in
Brand. Sealmaster
Overall Height 4.563 in
Foot Height 0.75 in
Housing Material Cast Iron
Relubricatable Yes
Bolt Center Max (in) 6.5
Internal Clearance Standard
Inner Race Heat Treat Method Zone-Hardened
Bolt Center [Max] 6.5 in
Bearing Insert Coating Black Oxide
End Cap No
Lubrication Lithium Complex NLGI 2 Grease
Bore Size 1.938 in
Overall Length (in) 8.125
Housing Construction One Piece
Base Width 2.375 in
Centerline to Front Face 1.281 in
Expansion No
Platform Gold Line Ball Bearing
Inner Ring O.D. 2.469 in
Bolt Center [Min] 6 in
Foot Height (in) 0.75
Bore Shape Straight
Overall Length 8.125 in
Pillow Block Type 2-Bolt
Outer Ring Land Profile Standard
Maximum Operating Temperature 220
Bolt Center Min (in) 6
Angle of Misalignment ±2°
Measure Units Inch
Duty Series Standard
Centerline to Front Face (in) 1.281
Base to Center Height 2.25 in
Inner Race Length (in) 2.031
Insert Material 52100 Bearing Steel, Black Oxided
Bore Size - Inch 1.938
Overall Height (in) 4.563
Insert No. 2-115
Weight 8.17 LB
EAN or UPC 662461001721
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