Aerospace / Military Commercial / Industrial Technical Resources Online Catalog
Engineers power search our entire catalog of bearing and bushings, with access to every attribute and technical specification possible. View our online catalog...
  • Body - 4340 steel, heat treated, protective coated for corrosion resistance.
  • Ball - Alloy steel, heat treated, hard chrome plated. Manufacturers option: 440C stainless steel, heat treated.
  • Race - 17-4 PH Stainless steel per AMS 5643, heat treated.
  • PTFE liner - (AT3200) Permanently bonded to race inside diameter. Qualified to SAE-AS81820.
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Item #

Thread Type

B - Ball Bore

W - Ball Width

A - Base to Center

D - Head Diameter

Thread Size

Ultimate Radial Static Load Capacity

PRM-5T N/A Right Hand N/A .3125 in N/A .437 in N/A 1.875 in N/A .900 in N/A 5/16-24 N/A 8,300 lbs
PRB-5T N/A Left Hand N/A .3125 in N/A .437 in N/A 1.875 in N/A .900 in N/A 5/16-24 N/A 8,300 lbs
PRM-6T N/A Right Hand N/A .3750 in N/A .500 in N/A 1.938 in N/A 1.025 in N/A 3/8-24 N/A 10,946 lbs
PRB-6T N/A Left Hand N/A .3750 in N/A .500 in N/A 1.938 in N/A 1.025 in N/A 3/8-24 N/A 10,946 lbs
PRM-7T N/A Right Hand N/A .4375 in N/A .562 in N/A 2.125 in N/A 1.150 in N/A 7/16-20 N/A 14,049 lbs
PRB-7T N/A Left Hand N/A .4375 in N/A .562 in N/A 2.125 in N/A 1.150 in N/A 7/16-20 N/A 14,049 lbs
PRM-8T N/A Right Hand N/A .5000 in N/A .625 in N/A 2.438 in N/A 1.337 in N/A 1/2-20 N/A 23,310 lbs
PRB-8T N/A Left Hand N/A .5000 in N/A .625 in N/A 2.438 in N/A 1.337 in N/A 1/2-20 N/A 23,310 lbs
PRM-10T N/A Right Hand N/A .6250 in N/A .750 in N/A 2.625 in N/A 1.525 in N/A 5/8-18 N/A 25,909 lbs
PRB-10T N/A Left Hand N/A .6250 in N/A .750 in N/A 2.625 in N/A 1.525 in N/A 5/8-18 N/A 25,909 lbs
PRM-12T N/A Right Hand N/A .7500 in N/A .875 in N/A 2.875 in N/A 1.775 in N/A 3/4-16 N/A 34,319 lbs
PRB-12T N/A Left Hand N/A .7500 in N/A .875 in N/A 2.875 in N/A 1.775 in N/A 3/4-16 N/A 34,319 lbs
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