Skip to content Skip to navigation menu
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
Price Unavailable
Price Unavailable
Pricing is unavailable at this time. Please contact Customer Service for assistance.
Online Ordering Restricted
Please contact Customer Service for assistance.
Contact Customer Service
    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
Bolt Center Min (in) 6
Bolt Size (in) 0.625
Bore Shape Straight
Inner Ring OD (in) 2.469
Base Width (in) 2.375
Foot Height (in) 0.75
Housing Base Solid
Bolt Center [Min] 6 in
Internal Clearance Standard
Housing Color Gray
Housing Material Cast Iron
Duty Series Standard
Bolt Size 0.625 in
Centerline to Front Face 1.281 in
Centerline to Front Face (in) 1.281
Angle of Misalignment ±2°
Overall Height (in) 4.563
Housing Construction One Piece
Measure Units Inch
Insert No. 2-115
Overall Length 8.125 in
Inch/Metric Inch
Bolt Center Max (in) 6.5
Inner Ring O.D. 2.469 in
Bolt Center [Max] 6.5 in
Inner Race Length (in) 2.031
Bore Size 1.938 in
Brand. Sealmaster
End Cap No
Speed [Max] 3550 rpm
Misalignment Type Static Only
Outer Ring Land Profile Standard
Seal Type Felt Labyrinth
Platform Gold Line Ball Bearing
Maximum Operating Temperature 220
Overall Length (in) 8.125
Overall Height 4.563 in
Relubricatable Yes
Locking Type Set Screws
Inner Race Heat Treat Method Zone-Hardened
Bore Size - Inch 1.938
Operating Temperature [Max] 220 °F
Insert Material 52100 Bearing Steel, Black Oxided
Retainer Type Land Riding
Lubrication Lithium Complex NLGI 2 Grease
Replaceable Insert Yes
Base to Center Height 2.25 in
Base Width 2.375 in
Expansion No
Inner Race Length 2.031 in
Pillow Block Type 2-Bolt
Bearing Insert Coating Black Oxide
Bearing Type Ball Bearing
Foot Height 0.75 in
Weight 8.17 LB
EAN or UPC 662461001721
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison