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.

  • Body - Alloy steel - heat treated - protective coated for corrosion resistance.
  • Ball - Alloy steel - heat treated - hard chrome plated.
  • Race - Low carbon steel (or Alloy steel - heat treated)- protective coated for corrosion resistance - PTFE lined. (See 2D Sales Drawing for details.)
XM & XB Image
XALM & XALB Dimensional Drawing
Unit of Measure
1 2 

Part Number

Thread Type

B - Ball Bore

W - Ball Width

H - Head Width

A - Base to Center

D - Head Diameter

C - Thread Length

Thread Size

Ultimate Radial Static Load Capacity

CAD

RXAB-14T-1 N/A Left Hand N/A .8750 in N/A .875 in N/A .765 in N/A 3.500 in N/A 2.325 in N/A 1.875 in N/A 1-14 N/A 84,897 lbs N/A
XAM-8T-2 N/A Right Hand N/A .5000 in N/A .750 in N/A .562 in N/A 2.875 in N/A 1.750 in N/A 1.750 in N/A 3/4-16 N/A 40,572 lbs N/A
XAB-8T-2 N/A Left Hand N/A .5000 in N/A .750 in N/A .562 in N/A 2.875 in N/A 1.750 in N/A 1.750 in N/A 3/4-16 N/A 40,572 lbs N/A
XAM-8T-10 N/A Right Hand N/A .5000 in N/A .750 in N/A .562 in N/A 2.625 in N/A 1.750 in N/A 1.375 in N/A 5/8-18 N/A 38,635 lbs N/A
XAB-8T-10 N/A Left Hand N/A .5000 in N/A .750 in N/A .562 in N/A 2.625 in N/A 1.750 in N/A 1.375 in N/A 5/8-18 N/A 38,635 lbs N/A
XAM-8T-11 N/A Right Hand N/A .5000 in N/A .750 in N/A .562 in N/A 2.625 in N/A 1.500 in N/A 1.625 in N/A 5/8-18 N/A 17,955 lbs N/A
XAB-8T-11 N/A Left Hand N/A .5000 in N/A .750 in N/A .562 in N/A 2.625 in N/A 1.500 in N/A 1.625 in N/A 5/8-18 N/A 17,955 lbs N/A
Unit of Measure
1 2