Specifications

• Bore Diameter
  3.4375 in
• Product Type
  Flange-Mount Roller Bearing Units
• Mounting Type
  4-Bolt Piloted Flange
• Adapter Sleeve
  No
• Housing Material
  Cast Steel
• Bolt Circle Diameter
  8.6250 in
• Bolt Center To Center Length
  6.1000 in
• Locking Device
  Concentric Collar
• Expansion Type
  Non-Expansion Bearing (Fixed)
• Duty Type
  Heavy Duty
• Housing Construction
  Solid
• Overall Length Diameter
  10.2500 in
• Finish Coating
  Powder coat
• Bearing Number
  22218
• Type Of Bearing
  Spherical Roller
• Overall Width
  4.1700 in
• Bore Type
  Straight
• Seal Type
  Triple-lip contacting, self-purging nitrile rubber seal
• Overall Height
  4.1700 in
• Pilot Diameter
  7.375 in
• Radial Dynamic Load Capacity
  79700 lbf
• Radial Static Load Capacity
  87200 lbf
• Length Through Bore
  4.03 in
• End Type
  Open
• Lubrication Type
  Lubrication Fitting
• Bolt Size
  0.75 in
• Bearing Material
  Steel
• Additional Details
  M Seal - Medium Duty contact triple-lip seal, made of nitrile rubber, offers superior sealing in moist and dirty applications. It is chemical and corrosion resistant and provides excellent lubrication retention. It also allows excess grease to purge from the bearing cavity.
• Flange Mounting Type
  4-Bolt Piloted Flange
• Flange Outside Diameter
  10.25 in
• Flange Thickness
  0.88 in
• Manufacturer Upc Number
  883450193924
• UPC_NO
  883450193924
• Manufacturer Product Page
  Click here
• Manufacturer Catalog
  Click here
• Weight
  34.604 lbs
• Dynamic Load Capacity
  79700 lbf
• Max Rpm
  2400 rpm
• Static Load Capacity
  87200 lbf
• Description
  QACW18A307S, Single Concentric Piloted Flange Cartridge
• Number Of Mounting Holes
  4
• Relubricatable
  Yes
• Maximum Speed
  2400 rpm
• Retainer Type
  Steel
• Self Aligning
  Yes