Specifications

• Bore Diameter
  3.4375 in
• Product Type
  Flange-Mount Roller Bearing Units
• Mounting Type
  4-Bolt Flange
• Adapter Sleeve
  No
• Housing Material
  Cast Steel
• Bolt Circle Diameter
  9.5000 in
• Bolt Center To Center Length
  6.7200 in
• Locking Device
  Concentric Collar
• Expansion Type
  Non-Expansion Bearing (Fixed)
• Duty Type
  Heavy Duty
• Housing Construction
  Solid
• Overall Length Diameter
  8.3800 in
• Finish Coating
  Powder coat
• Bearing Number
  22218
• Type Of Bearing
  Spherical Roller
• Overall Width
  4.1900 in
• Bore Type
  Straight
• Seal Type
  Triple-lip contacting, self-purging nitrile rubber seal
• Overall Height
  8.3800 in
• Pilot Diameter
  7.3750 in, 187.33 mm
• 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 Flange
• Flange Outside Diameter
  8.3800 in;212.90 mm
• Flange Thickness
  1.28 in
• Manufacturer Upc Number
  883450191395
• UPC_NO
  883450191395
• Manufacturer Product Page
  Click here
• Manufacturer Catalog
  Click here
• Weight
  36.104 lbs
• Dynamic Load Capacity
  79700 lbf
• Max Rpm
  3200 rpm
• Static Load Capacity
  87200 lbf
• Description
  QAFL18A307S, Single Concentric Flange Block
• Number Of Mounting Holes
  4
• Relubricatable
  Yes
• Maximum Speed
  3200 rpm
• Overall Length
  8.3800 in
• Retainer Type
  Steel
• Self Aligning
  Yes