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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 - 17-4 PH stainless steel - heat treated.
  • PTFE liner - (AT 3200) Permanently bonded to race inside diameter. Qualified to SAE-AS81820 Type A.
  • Staking Groove is available. When a staking groove is required, specify by adding suffix "G". Ex.: HAB-4TG.
Unit of Measure

Specifications

Part Number

 N/A COM-8T-63

Bearing Type

 N/A Plain

B - Ball Bore

 N/A .5000 in

D - Outside Diameter

 N/A 1.0235 in

W - Ball Width

 N/A 1.000 in

H - Race Width

 N/A .355 in

M - Chamfer

 N/A .027 in

O - Ball Shoulder Diameter

 N/A .640 in

Ball Diameter

 N/A .813 in

a - Misalignment Angle

 N/A 12 º

Radial Static Limit Load Capacity

 N/A 13,250 lbs

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.
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