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
Print Back
  • Body - Low carbon steel - protective coated for corrosion resistance.
  • Ball - Alloy steel - heat treated - hard chrome plated.
  • Race - Sintered brass - oil impregnated.
  • Units are supplied without grease fittings. When a grease fitting is required, specify by adding suffix "Z" or "F". Ex.: BM-6Z = Zerk Type Fitting BM-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.: BM-8S.
SM & SB Image
SM & SB 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

BB-7 N/A Left Hand N/A .4375 in N/A .562 in N/A .437 in N/A 2.125 in N/A 1.125 in N/A 1.375 in N/A 7/16-20 N/A 4,218 lbs N/A CAD
BM-7F N/A Right Hand N/A .4375 in N/A .562 in N/A .437 in N/A 2.125 in N/A 1.125 in N/A 1.375 in N/A 7/16-20 N/A Consult Engineering Department N/A CAD
BB-7F N/A Left Hand N/A .4375 in N/A .562 in N/A .437 in N/A 2.125 in N/A 1.125 in N/A 1.375 in N/A 7/16-20 N/A Consult Engineering Department N/A CAD
BM-7Z N/A Right Hand N/A .4375 in N/A .562 in N/A .437 in N/A 2.125 in N/A 1.125 in N/A 1.375 in N/A 7/16-20 N/A Consult Engineering Department N/A CAD
BB-7Z N/A Left Hand N/A .4375 in N/A .562 in N/A .437 in N/A 2.125 in N/A 1.125 in N/A 1.375 in N/A 7/16-20 N/A Consult Engineering Department N/A CAD
BM-8 N/A Right Hand N/A .5000 in N/A .625 in N/A .500 in N/A 2.438 in N/A 1.312 in N/A 1.500 in N/A 1/2-20 N/A 6,660 lbs N/A CAD
BB-8 N/A Left Hand N/A .5000 in N/A .625 in N/A .500 in N/A 2.438 in N/A 1.312 in N/A 1.500 in N/A 1/2-20 N/A 6,660 lbs N/A CAD
BM-8F N/A Right Hand N/A .5000 in N/A .625 in N/A .500 in N/A 2.438 in N/A 1.312 in N/A 1.500 in N/A 1/2-20 N/A Consult Engineering Department N/A CAD
BB-8F N/A Left Hand N/A .5000 in N/A .625 in N/A .500 in N/A 2.438 in N/A 1.312 in N/A 1.500 in N/A 1/2-20 N/A Consult Engineering Department N/A CAD
BM-8Z N/A Right Hand N/A .5000 in N/A .625 in N/A .500 in N/A 2.438 in N/A 1.312 in N/A 1.500 in N/A 1/2-20 N/A Consult Engineering Department N/A CAD
BB-8Z N/A Left Hand N/A .5000 in N/A .625 in N/A .500 in N/A 2.438 in N/A 1.312 in N/A 1.500 in N/A 1/2-20 N/A Consult Engineering Department N/A CAD
BM-10 N/A Right Hand N/A .6250 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 7,364 lbs N/A CAD
BB-10 N/A Left Hand N/A .6250 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 7,364 lbs N/A CAD
BM-10F N/A Right Hand N/A .6250 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 Consult Engineering Department N/A CAD
BB-10F N/A Left Hand N/A .6250 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 Consult Engineering Department N/A CAD
BM-10Z N/A Right Hand N/A .6250 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 Consult Engineering Department N/A CAD
BB-10Z N/A Left Hand N/A .6250 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 Consult Engineering Department N/A CAD
BM-12 N/A Right Hand N/A .7500 in N/A .875 in N/A .687 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 N/A CAD
BB-12 N/A Left Hand N/A .7500 in N/A .875 in N/A .687 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 N/A CAD
BM-12F N/A Right Hand N/A .7500 in N/A .875 in N/A .687 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 N/A CAD
BB-12F N/A Left Hand N/A .7500 in N/A .875 in N/A .687 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 N/A CAD
BM-12Z N/A Right Hand N/A .7500 in N/A .875 in N/A .687 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 N/A CAD
BB-12Z N/A Left Hand N/A .7500 in N/A .875 in N/A .687 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 N/A CAD
Unit of Measure
1 2