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