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