The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Effective August 21st, 2023, the Naval Air Warfare Center Aircraft Division (NAWCAD) has disapproved Timken Aurora’s qualification status for SAE-AS81820 and SAE-AS81935 specifications. Timken Aurora is working diligently to get requalified.

  • Ball - Alloy steel - heat treated - hard chrome plated.
  • Race - Low carbon steel - inside diameter protective coated for corrosion resistance.
  • PTFE Liners available upon request. Specify by adding suffix "T". Ex.: COM-8T. (PTFE lined parts have no lubrication grooves in race. Lubrication holes are manufacturer's option.)
Unit of Measure

Specifications

Bearing Type

 N/A Plain

Part Number

 N/A AIB-M20T-1

B - Ball Bore

 N/A 20.000 mm

D - Outside Diameter

 N/A 40.000 mm

H - Race Width

 N/A 18.00 mm

W - Ball Width

 N/A 25.00 mm

O - Ball Shoulder Diameter

 N/A 24.35 mm

M - Chamfer

 N/A 1.00 mm

Ball Diameter

 N/A 34.93 mm

a - Misalignment Angle

 N/A 15 º

Radial Static Limit Load Capacity

 N/A 246,562 N

Type of Lubrication

 N/A PTFE liner

Note

 N/A For dimensional tolerances of listed features, see the PDF version of the catalog under the "View Product Catalogs" tab from the home page.