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703263 / Gold Line Ball Bearing

NP-31C

703263 / Gold Line Ball Bearing
Item #101179557
  • Contact Seal Type
703263 / Gold Line Ball Bearing
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  • Contact 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
  • Single lip contact seal
  • 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
Foot Height 0.75 in
Housing Construction One Piece
Internal Clearance Standard
Operating Temperature [Max] 220 °F
Overall Height 4.563 in
Retainer Type Land Riding
Expansion No
Bolt Center [Min] 6 in
Base Width 2.375 in
Platform Gold Line Ball Bearing
Bolt Center Max (in) 6.5
Misalignment Type Static Only
Bolt Size (in) 0.625
Inner Race Length 2.031 in
Insert Material 52100 Bearing Steel, Black Oxided
End Cap No
Duty Series Standard
Relubricatable Yes
Bore Size - Inch 1.938
Housing Base Solid
Housing Material Cast Iron
Housing Color Gray
Base Width (in) 2.375
Overall Height (in) 4.563
Inner Ring OD (in) 2.469
Foot Height (in) 0.75
Locking Type Set Screws
Inner Race Length (in) 2.031
Bolt Center Min (in) 6
Seal Type Single Lip Contact
Insert No. 2-115C
Base to Center Height 2.25 in
Bore Shape Straight
Bearing Insert Coating Black Oxide
Overall Length 8.125 in
Bolt Center [Max] 6.5 in
Outer Ring Land Profile Standard
Replaceable Insert Yes
Centerline to Front Face 1.281 in
Maximum Operating Temperature 220
Bore Size 1.938 in
Inch/Metric Inch
Lubrication Lithium Complex NLGI 2 Grease
Angle of Misalignment ±2°
Measure Units Inch
Centerline to Front Face (in) 1.281
Inner Ring O.D. 2.469 in
Pillow Block Type 2-Bolt
Overall Length (in) 8.125
Bearing Type Ball Bearing
Inner Race Heat Treat Method Zone-Hardened
Speed [Max] 3550 rpm
Bolt Size 0.625 in
Weight 8.195 LB
EAN or UPC 662461020821
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