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 - 17-4 PH stainless steel - heat treated.
  • Ball - 440C stainless steel - heat treated - hard chrome plated (MFG option).
  • Race - 17-4 PH stainless steel - heat treated.
  • PTFE liner - (AT 3200) Permanently bonded to race inside diameter. Qualified to SAE-AS81820 Type A.
  • Temperature range: -65°F to +325°F.
  • Keyways are available. Units are supplied without keyways. When a keyway is required, specify by adding suffix "K". Ex.: HXAM-3ET-10K.
  • As applicable, keyways will conform to SAE-AS81935/3 or NAS 559.
HXAM-T & HXAB-T Image
Unit of Measure
1 2 3 

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

HXAM-3ET-10 N/A Right Hand N/A .1900 in N/A .560 in N/A .337 in N/A 1.562 in N/A .781 in N/A 1.000 in N/A 5/16-24 N/A 5,482 lbs N/A CAD
HXAB-3ET-10 N/A Left Hand N/A .1900 in N/A .560 in N/A .337 in N/A 1.562 in N/A .781 in N/A 1.000 in N/A 5/16-24 N/A 5,482 lbs N/A CAD
HXAM-3ET-10K N/A Right Hand N/A .1900 in N/A .560 in N/A .337 in N/A 1.562 in N/A .781 in N/A 1.000 in N/A 5/16-24 N/A 5,482 lbs N/A CAD
HXAB-3ET-10K N/A Left Hand N/A .1900 in N/A .560 in N/A .337 in N/A 1.562 in N/A .781 in N/A 1.000 in N/A 5/16-24 N/A 5,482 lbs N/A CAD
HXAM-3ET-11 N/A Right Hand N/A .1900 in N/A .500 in N/A .220 in N/A 1.500 in N/A .750 in N/A 1.000 in N/A 5/16-24 N/A 4,854 lbs N/A CAD
HXAB-3ET-11 N/A Left Hand N/A .1900 in N/A .500 in N/A .220 in N/A 1.500 in N/A .750 in N/A 1.000 in N/A 5/16-24 N/A 4,854 lbs N/A CAD
HXAM-3ET-11K N/A Right Hand N/A .1900 in N/A .500 in N/A .220 in N/A 1.500 in N/A .750 in N/A 1.000 in N/A 5/16-24 N/A 4,854 lbs N/A CAD
HXAB-3ET-11K N/A Left Hand N/A .1900 in N/A .500 in N/A .220 in N/A 1.500 in N/A .750 in N/A 1.000 in N/A 5/16-24 N/A 4,854 lbs N/A CAD
HXAM-4ET-10 N/A Right Hand N/A .2500 in N/A .593 in N/A .265 in N/A 1.938 in N/A 1.000 in N/A 1.187 in N/A 5/16-24 N/A 7,574 lbs N/A CAD
HXAB-4ET-10 N/A Left Hand N/A .2500 in N/A .593 in N/A .265 in N/A 1.938 in N/A 1.000 in N/A 1.187 in N/A 5/16-24 N/A 7,574 lbs N/A CAD
HXAM-4ET-10K N/A Right Hand N/A .2500 in N/A .593 in N/A .265 in N/A 1.938 in N/A 1.000 in N/A 1.187 in N/A 5/16-24 N/A 7,574 lbs N/A CAD
HXAB-4ET-10K N/A Left Hand N/A .2500 in N/A .593 in N/A .265 in N/A 1.938 in N/A 1.000 in N/A 1.187 in N/A 5/16-24 N/A 7,574 lbs N/A CAD
HXAM-5ET-10 N/A Right Hand N/A .3125 in N/A .813 in N/A .355 in N/A 2.125 in N/A 1.125 in N/A 1.281 in N/A 5/16-24 N/A 7,574 lbs N/A CAD
HXAB-5ET-10 N/A Left Hand N/A .3125 in N/A .813 in N/A .355 in N/A 2.125 in N/A 1.125 in N/A 1.281 in N/A 5/16-24 N/A 7,574 lbs N/A CAD
HXAM-5ET-10K N/A Right Hand N/A .3125 in N/A .813 in N/A .355 in N/A 2.125 in N/A 1.125 in N/A 1.281 in N/A 5/16-24 N/A 7,574 lbs N/A CAD
HXAB-5ET-10K N/A Left Hand N/A .3125 in N/A .813 in N/A .355 in N/A 2.125 in N/A 1.125 in N/A 1.281 in N/A 5/16-24 N/A 7,574 lbs N/A CAD
HXAM-5ET-11 N/A Right Hand N/A .3125 in N/A .625 in N/A .265 in N/A 1.875 in N/A .875 in N/A 1.062 in N/A 5/16-24 N/A 5,817 lbs N/A CAD
HXAB-5ET-11 N/A Left Hand N/A .3125 in N/A .625 in N/A .265 in N/A 1.875 in N/A .875 in N/A 1.062 in N/A 5/16-24 N/A 5,817 lbs N/A CAD
HXAM-5ET-11K N/A Right Hand N/A .3125 in N/A .625 in N/A .265 in N/A 1.875 in N/A .875 in N/A 1.062 in N/A 5/16-24 N/A 5,817 lbs N/A CAD
HXAB-5ET-11K N/A Left Hand N/A .3125 in N/A .625 in N/A .265 in N/A 1.875 in N/A .875 in N/A 1.062 in N/A 5/16-24 N/A 5,817 lbs N/A CAD
HXAM-6ET-10 N/A Right Hand N/A .3750 in N/A .813 in N/A .355 in N/A 2.125 in N/A 1.125 in N/A 1.281 in N/A 3/8-24 N/A 9,151 lbs N/A CAD
HXAB-6ET-10 N/A Left Hand N/A .3750 in N/A .813 in N/A .355 in N/A 2.125 in N/A 1.125 in N/A 1.281 in N/A 3/8-24 N/A 9,151 lbs N/A CAD
HXAM-6ET-10K N/A Right Hand N/A .3750 in N/A .813 in N/A .355 in N/A 2.125 in N/A 1.125 in N/A 1.281 in N/A 3/8-24 N/A 9,151 lbs N/A CAD
HXAB-6ET-10K N/A Left Hand N/A .3750 in N/A .813 in N/A .355 in N/A 2.125 in N/A 1.125 in N/A 1.281 in N/A 3/8-24 N/A 9,151 lbs N/A CAD
HXAM-7ET-10 N/A Right Hand N/A .4375 in N/A .875 in N/A .355 in N/A 2.438 in N/A 1.312 in N/A 1.500 in N/A 7/16-20 N/A 13,824 lbs N/A CAD
Unit of Measure
1 2 3