Aurora Bearing Company
Aurora Bearing Company
901 Aucutt Rd.
Montgomery, IL 60538
Phone: 630.859.2030 • Fax: 630.859.0971
Email: customersupport@aurorabearing.com • Website: www.aurorabearing.com
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  • Body - Alloy Steel, heat treated, protective coated for corrosion resistance.
  • Ball - Alloy steel, heat treated, hard chrome plated.
  • Race - Alloy steel, heat treated, protective coated for corrosion resistance (Low carbon steel with PTFE liners).
  • Units in this series will be magnafluxed on special request only. Specify by adding suffix "M". Ex.: AM-8M.
  • Units are supplied without grease fittings. When a grease fitting is required, specify by adding suffix "Z" or "F". Ex.: AM-6Z = Zerk Type Fitting AM-6F = Flush Type Fitting.
  • Load ratings apply only to rod ends without grease fittings. For load ratings with fittings, please consult our engineering department.
  • Studded configuration available upon request. Specify by adding suffix "S". Ex.: AM-8S.
  • PTFE Liners available upon request. Specify by adding suffix "T". Ex.: AM-8T.
AM & AB Image
AM & AB Dimensional Drawing
Unit of Measure
1 2 3 4 

Item #

Thread Type

B - Ball Bore

W - Ball Width

A - Base to Center

D - Head Diameter

Thread Size

Ultimate Radial Static Load Capacity

AM-3 N/A Right Hand N/A .1900 in N/A .312 in N/A 1.250 in N/A .625 in N/A 10-32 N/A 2,851 lbs
AB-3 N/A Left Hand N/A .1900 in N/A .312 in N/A 1.250 in N/A .625 in N/A 10-32 N/A 2,851 lbs
AM-3Z N/A Right Hand N/A .1900 in N/A .312 in N/A 1.250 in N/A .625 in N/A 10-32 N/A Consult Engineering Department
AB-3Z N/A Left Hand N/A .1900 in N/A .312 in N/A 1.250 in N/A .625 in N/A 10-32 N/A Consult Engineering Department
AM-3F N/A Right Hand N/A .1900 in N/A .312 in N/A 1.250 in N/A .625 in N/A 10-32 N/A Consult Engineering Department
AB-3F N/A Left Hand N/A .1900 in N/A .312 in N/A 1.250 in N/A .625 in N/A 10-32 N/A Consult Engineering Department
AM-4 N/A Right Hand N/A .2500 in N/A .375 in N/A 1.562 in N/A .750 in N/A 1/4-28 N/A 5,260 lbs
AB-4 N/A Left Hand N/A .2500 in N/A .375 in N/A 1.562 in N/A .750 in N/A 1/4-28 N/A 5,260 lbs
AM-4Z N/A Right Hand N/A .2500 in N/A .375 in N/A 1.562 in N/A .750 in N/A 1/4-28 N/A Consult Engineering Department
AB-4Z N/A Left Hand N/A .2500 in N/A .375 in N/A 1.562 in N/A .750 in N/A 1/4-28 N/A Consult Engineering Department
AM-4F N/A Right Hand N/A .2500 in N/A .375 in N/A 1.562 in N/A .750 in N/A 1/4-28 N/A Consult Engineering Department
AB-4F N/A Left Hand N/A .2500 in N/A .375 in N/A 1.562 in N/A .750 in N/A 1/4-28 N/A Consult Engineering Department
AM-5 N/A Right Hand N/A .3125 in N/A .437 in N/A 1.875 in N/A .875 in N/A 5/16-24 N/A 7,639 lbs
AB-5 N/A Left Hand N/A .3125 in N/A .437 in N/A 1.875 in N/A .875 in N/A 5/16-24 N/A 7,639 lbs
AM-5Z N/A Right Hand N/A .3125 in N/A .437 in N/A 1.875 in N/A .875 in N/A 5/16-24 N/A Consult Engineering Department
AB-5Z N/A Left Hand N/A .3125 in N/A .437 in N/A 1.875 in N/A .875 in N/A 5/16-24 N/A Consult Engineering Department
AM-5F N/A Right Hand N/A .3125 in N/A .437 in N/A 1.875 in N/A .875 in N/A 5/16-24 N/A Consult Engineering Department
AB-5F N/A Left Hand N/A .3125 in N/A .437 in N/A 1.875 in N/A .875 in N/A 5/16-24 N/A Consult Engineering Department
AM-6 N/A Right Hand N/A .3750 in N/A .500 in N/A 1.938 in N/A 1.000 in N/A 3/8-24 N/A 9,544 lbs
AB-6 N/A Left Hand N/A .3750 in N/A .500 in N/A 1.938 in N/A 1.000 in N/A 3/8-24 N/A 9,544 lbs
AM-6Z N/A Right Hand N/A .3750 in N/A .500 in N/A 1.938 in N/A 1.000 in N/A 3/8-24 N/A Consult Engineering Department
AB-6Z N/A Left Hand N/A .3750 in N/A .500 in N/A 1.938 in N/A 1.000 in N/A 3/8-24 N/A Consult Engineering Department
AM-6F N/A Right Hand N/A .3750 in N/A .500 in N/A 1.938 in N/A 1.000 in N/A 3/8-24 N/A Consult Engineering Department
AB-6F N/A Left Hand N/A .3750 in N/A .500 in N/A 1.938 in N/A 1.000 in N/A 3/8-24 N/A Consult Engineering Department
AM-7 N/A Right Hand N/A .4375 in N/A .562 in N/A 2.125 in N/A 1.125 in N/A 7/16-20 N/A 10,285 lbs
Unit of Measure
1 2 3 4