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