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 - Low carbon steel, protective coated for corrosion resistance. Size 16 standard series body is alloy steel not heat treated.
  • Ball - Alloy steel, heat treated, hard chrome plated.
  • Race - Alloy steel, heat treated, protective coated for corrosion resistance.
  • Left-hand threaded units have an identification groove near end of shank.
  • Units are supplied without grease fittings. When a grease fitting is required, specify by adding suffix "Z" or "F". Ex.: KW-6Z = Zerk Type Fitting KW-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.: KW-8S.
KW & KG Image
KW & KG Dimensional Drawing
Unit of Measure
1 2 3 

Item #

Thread Type

B - Ball Bore

W - Ball Width

A - Base to Center

D - Head Diameter

C - Thread Depth [inch]

Thread Size

Ultimate Radial Static Load Capacity

KG-7 N/A Left Hand N/A .4375 in N/A .562 in N/A 1.812 in N/A 1.125 in N/A 1.062 in N/A 7/16-20 N/A 4,218 lbs
KW-7Z N/A Right Hand N/A .4375 in N/A .562 in N/A 1.812 in N/A 1.125 in N/A 1.062 in N/A 7/16-20 N/A Consult Engineering Department
KG-7Z N/A Left Hand N/A .4375 in N/A .562 in N/A 1.812 in N/A 1.125 in N/A 1.062 in N/A 7/16-20 N/A Consult Engineering Department
KW-7F N/A Right Hand N/A .4375 in N/A .562 in N/A 1.812 in N/A 1.125 in N/A 1.062 in N/A 7/16-20 N/A Consult Engineering Department
KG-7F N/A Left Hand N/A .4375 in N/A .562 in N/A 1.812 in N/A 1.125 in N/A 1.062 in N/A 7/16-20 N/A Consult Engineering Department
KW-8 N/A Right Hand N/A .5000 in N/A .625 in N/A 2.125 in N/A 1.312 in N/A 1.187 in N/A 1/2-20 N/A 6,660 lbs
KG-8 N/A Left Hand N/A .5000 in N/A .625 in N/A 2.125 in N/A 1.312 in N/A 1.187 in N/A 1/2-20 N/A 6,660 lbs
KW-8Z N/A Right Hand N/A .5000 in N/A .625 in N/A 2.125 in N/A 1.312 in N/A 1.187 in N/A 1/2-20 N/A Consult Engineering Department
KG-8Z N/A Left Hand N/A .5000 in N/A .625 in N/A 2.125 in N/A 1.312 in N/A 1.187 in N/A 1/2-20 N/A Consult Engineering Department
KW-8F N/A Right Hand N/A .5000 in N/A .625 in N/A 2.125 in N/A 1.312 in N/A 1.187 in N/A 1/2-20 N/A Consult Engineering Department
KG-8F N/A Left Hand N/A .5000 in N/A .625 in N/A 2.125 in N/A 1.312 in N/A 1.187 in N/A 1/2-20 N/A Consult Engineering Department
KW-10 N/A Right Hand N/A .6250 in N/A .750 in N/A 2.500 in N/A 1.500 in N/A 1.500 in N/A 5/8-18 N/A 7,364 lbs
KG-10 N/A Left Hand N/A .6250 in N/A .750 in N/A 2.500 in N/A 1.500 in N/A 1.500 in N/A 5/8-18 N/A 7,364 lbs
KW-10Z N/A Right Hand N/A .6250 in N/A .750 in N/A 2.500 in N/A 1.500 in N/A 1.500 in N/A 5/8-18 N/A Consult Engineering Department
KG-10Z N/A Left Hand N/A .6250 in N/A .750 in N/A 2.500 in N/A 1.500 in N/A 1.500 in N/A 5/8-18 N/A Consult Engineering Department
KW-10F N/A Right Hand N/A .6250 in N/A .750 in N/A 2.500 in N/A 1.500 in N/A 1.500 in N/A 5/8-18 N/A Consult Engineering Department
KG-10F N/A Left Hand N/A .6250 in N/A .750 in N/A 2.500 in N/A 1.500 in N/A 1.500 in N/A 5/8-18 N/A Consult Engineering Department
KW-12 N/A Right Hand N/A .7500 in N/A .875 in N/A 2.875 in N/A 1.750 in N/A 1.750 in N/A 3/4-16 N/A 11,518 lbs
KG-12 N/A Left Hand N/A .7500 in N/A .875 in N/A 2.875 in N/A 1.750 in N/A 1.750 in N/A 3/4-16 N/A 11,518 lbs
KW-12Z N/A Right Hand N/A .7500 in N/A .875 in N/A 2.875 in N/A 1.750 in N/A 1.750 in N/A 3/4-16 N/A Consult Engineering Department
KG-12Z N/A Left Hand N/A .7500 in N/A .875 in N/A 2.875 in N/A 1.750 in N/A 1.750 in N/A 3/4-16 N/A Consult Engineering Department
KW-12F N/A Right Hand N/A .7500 in N/A .875 in N/A 2.875 in N/A 1.750 in N/A 1.750 in N/A 3/4-16 N/A Consult Engineering Department
KG-12F N/A Left Hand N/A .7500 in N/A .875 in N/A 2.875 in N/A 1.750 in N/A 1.750 in N/A 3/4-16 N/A Consult Engineering Department
KW-14 N/A Right Hand N/A .8750 in N/A .875 in N/A 3.375 in N/A 2.000 in N/A 1.875 in N/A 7/8-14 N/A 18,476 lbs
KG-14 N/A Left Hand N/A .8750 in N/A .875 in N/A 3.375 in N/A 2.000 in N/A 1.875 in N/A 7/8-14 N/A 18,476 lbs
Unit of Measure
1 2 3