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SF-28

SEALMASTER
SF-28

Four-Bolt Flange Ball Bearing Unit - 1.7500 in Bore, 4-Bolt Flange, Set Screw Locking, Cast Iron Housing Material, Non-Expansion Bearing (Fixed), Standard Duty, Felt Labyrinth Seal Seal
MI ITEM #00562431
MFR #SF-28
Price$303.04/each
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SEALMASTER SF-28
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SEALMASTER
SF-28

Four-Bolt Flange Ball Bearing Unit - 1.7500 in Bore, 4-Bolt Flange, Set Screw Locking, Cast Iron Housing Material, Non-Expansion Bearing (Fixed), Standard Duty, Felt Labyrinth Seal Seal
MI ITEM #00562431
MFR #SF-28
Availability:
In Stock
In stock
Shipping
This product requires a Quote Request and may take longer to process and ship
Price$303.04/each

SEALMASTER
SF-28

Four-Bolt Flange Ball Bearing Unit - 1.7500 in Bore, 4-Bolt Flange, Set Screw Locking, Cast Iron Housing Material, Non-Expansion Bearing (Fixed), Standard Duty, Felt Labyrinth Seal Seal
Price$303.04/each

Specifications

Dimensions

  • Bolt Center To Center Length  
    4.1250 in
  • Bolt Hole Spacing
    4.1250 in
  • Bolt Size
    9/16 in
  • Bore Diameter  
    1.7500 in
  • Housing Width
    1.5625 in
  • Inner Ring Width
    1.9375 in
  • Length Through Bore
    1.9375 in
  • Misalignment Angle
    Static Only - ±2.0 °
  • Overall Height  
    2.0469 in
  • Overall Length
    5.3800 in
  • Overall Length Diameter  
    5.3750 in
  • Overall Width
    5.3800 in
  • Weight
    5.83 lbs

Details

  • Bearing Material
    52100 Bearing Steel, Black Oxided
  • Bearing Number
    2-112
  • Bearing Type
    Ball
  • Bore Type
    Straight
  • CAD Drawing
    Click here
  • Coating
    Powder Coated
  • Color
    Gray
  • Description
    Sealmaster Mounted Cast Iron Four Bolt Flange Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - SF-28
  • Duty Type
    Standard Duty
  • Dynamic Load Capacity
    7901 lbf
  • Expansion Type
    Non-Expansion Bearing (Fixed)
  • Finish Coating
    Gray
  • Flange Mounting Type
    4-Bolt Flange
  • Harmonization Code
    8483.20.4040
  • Housing Construction
    One Piece
  • Housing Material
    Cast Iron
  • Housing Type
    4-Bolt Flange
  • Locking Device
    Set Screw
  • Lubricant
    Lithium Complex NLGI 2 Grease
  • Lubrication
    Lithium Complex NLGI 2 Grease
  • Lubrication Type
    Lithium Complex NLGI 2 Grease
  • Manufacturer Catalog
    Click here
  • Manufacturer Catalog Number
    SF-28
  • Manufacturer Product Page
    Click here
  • Manufacturer Upc Number
    662461003558
  • Max Operating Temperature
    220 °F
  • Max Rpm
    3800 rpm
  • Maximum Speed
    3800 rpm
  • Mounting Type
    4-Bolt Flange
  • Number Of Mounting Holes
    4
  • Operating Temperature Range
    -20° to 220 °F
  • Product Type
    Flange-Mount Ball Bearing Units
  • Relubricatable
    Yes
  • Replacement Bearing
    2-112
  • Retainer Type
    Land Riding Retainer
  • Seal Type
    Felt Labyrinth Seal
  • Self Aligning
    Yes
  • Series
    SF
  • Static Load Capacity
    5139 lbf
  • Type Of Bearing
    Ball
  • UPC_NO
    662461003558

Overview

Mfr description
SF-28 4 BOLT FLG
  • Powder coated epoxy cast iron housing with extended inner ring bearings
  • Zone hardened inner ring with 120° spacing setscrew locking with diamond faceted setscrews
  • Felt labyrinth seal and flinger for dry & dusty environment
  • 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

Compliance & Safety Data

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