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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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 - 4340 alloy steel per AMS 6415 - heat treated - cadmium plated.
  • Ball - 440C stainless steel per AMS 5630 - heat treated.
  • Optional Ball - 13-8 Mo stainless steel per AMS 5629 - heat treated. (Specify by adding suffix "C" ex.: ATW-3TC)
  • Race - 17-4 PH stainless steel per AMS 5643 - 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.
  • No load rotational breakaway torque can be varied to meet specific application requirements.
  • Keyslots are available. Units are supplied without keyslots. When a keyslot is required, specify by adding suffix "K". Ex.: ATWK-3T.
  • As applicable, keyslots will conform to SAE-AS81935/3 or NAS 559.
  • Rod End Bearings listed are manufactured to conform to the dimensions, materials, and configurations of SAE-AS81935/5, and are approved for procurement under this specification.
ASW-T & ASG-T Image
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 Depth [inch]

Thread Size

Ultimate Radial Static Load Capacity

CAD

ATW-3T N/A Right Hand N/A .1900 in N/A .281 in N/A .228 in N/A 1.210 in N/A .680 in N/A .625 in N/A 1/4-28 N/A 3,000 lb N/A CAD Icon (for items table)
ATW-3TC N/A Right Hand N/A .1900 in N/A .281 in N/A .228 in N/A 1.210 in N/A .680 in N/A .625 in N/A 1/4-28 N/A 3,000 lb N/A CAD Icon (for items table)
ATG-3T N/A Left Hand N/A .1900 in N/A .281 in N/A .228 in N/A 1.210 in N/A .680 in N/A .625 in N/A 1/4-28 N/A 3,000 lb N/A CAD Icon (for items table)
ATG-3TC N/A Left Hand N/A .1900 in N/A .281 in N/A .228 in N/A 1.210 in N/A .680 in N/A .625 in N/A 1/4-28 N/A 3,000 lb N/A CAD Icon (for items table)
ATWK-3T N/A Right Hand N/A .1900 in N/A .281 in N/A .228 in N/A 1.210 in N/A .680 in N/A .625 in N/A 1/4-28 N/A 3,000 lb N/A CAD Icon (for items table)
ATWK-3TC N/A Right Hand N/A .1900 in N/A .281 in N/A .228 in N/A 1.210 in N/A .680 in N/A .625 in N/A 1/4-28 N/A 3,000 lb N/A CAD Icon (for items table)
ATGK-3T N/A Left Hand N/A .1900 in N/A .281 in N/A .228 in N/A 1.210 in N/A .680 in N/A .625 in N/A 1/4-28 N/A 3,000 lb N/A CAD Icon (for items table)
ATGK-3TC N/A Left Hand N/A .1900 in N/A .281 in N/A .228 in N/A 1.210 in N/A .680 in N/A .625 in N/A 1/4-28 N/A 3,000 lb N/A CAD Icon (for items table)
ATW-4T N/A Right Hand N/A .2500 in N/A .343 in N/A .260 in N/A 1.338 in N/A .827 in N/A .625 in N/A 1/4-28 N/A 5,500 lb N/A CAD Icon (for items table)
ATW-4TC N/A Right Hand N/A .2500 in N/A .343 in N/A .260 in N/A 1.338 in N/A .827 in N/A .625 in N/A 1/4-28 N/A 5,500 lb N/A CAD Icon (for items table)
ATG-4T N/A Left Hand N/A .2500 in N/A .343 in N/A .260 in N/A 1.338 in N/A .827 in N/A .625 in N/A 1/4-28 N/A 5,500 lb N/A CAD Icon (for items table)
ATG-4TC N/A Left Hand N/A .2500 in N/A .343 in N/A .260 in N/A 1.338 in N/A .827 in N/A .625 in N/A 1/4-28 N/A 5,500 lb N/A CAD Icon (for items table)
ATWK-4T N/A Right Hand N/A .2500 in N/A .343 in N/A .260 in N/A 1.338 in N/A .827 in N/A .625 in N/A 1/4-28 N/A 5,500 lb N/A CAD Icon (for items table)
ATWK-4TC N/A Right Hand N/A .2500 in N/A .343 in N/A .260 in N/A 1.338 in N/A .827 in N/A .625 in N/A 1/4-28 N/A 5,500 lb N/A CAD Icon (for items table)
ATGK-4T N/A Left Hand N/A .2500 in N/A .343 in N/A .260 in N/A 1.338 in N/A .827 in N/A .625 in N/A 1/4-28 N/A 5,500 lb N/A CAD Icon (for items table)
ATGK-4TC N/A Left Hand N/A .2500 in N/A .343 in N/A .260 in N/A 1.338 in N/A .827 in N/A .625 in N/A 1/4-28 N/A 5,500 lb N/A CAD Icon (for items table)
ATW-5T N/A Right Hand N/A .3125 in N/A .375 in N/A .291 in N/A 1.566 in N/A .984 in N/A .750 in N/A 5/16-24 N/A 8,900 lb N/A CAD Icon (for items table)
ATW-5TC N/A Right Hand N/A .3125 in N/A .375 in N/A .291 in N/A 1.566 in N/A .984 in N/A .750 in N/A 5/16-24 N/A 8,900 lb N/A CAD Icon (for items table)
ATG-5T N/A Left Hand N/A .3125 in N/A .375 in N/A .291 in N/A 1.566 in N/A .984 in N/A .750 in N/A 5/16-24 N/A 8,900 lb N/A CAD Icon (for items table)
ATG-5TC N/A Left Hand N/A .3125 in N/A .375 in N/A .291 in N/A 1.566 in N/A .984 in N/A .750 in N/A 5/16-24 N/A 8,900 lb N/A CAD Icon (for items table)
ATWK-5T N/A Right Hand N/A .3125 in N/A .375 in N/A .291 in N/A 1.566 in N/A .984 in N/A .750 in N/A 5/16-24 N/A 8,900 lb N/A CAD Icon (for items table)
ATWK-5TC N/A Right Hand N/A .3125 in N/A .375 in N/A .291 in N/A 1.566 in N/A .984 in N/A .750 in N/A 5/16-24 N/A 8,900 lb N/A CAD Icon (for items table)
ATGK-5T N/A Left Hand N/A .3125 in N/A .375 in N/A .291 in N/A 1.566 in N/A .984 in N/A .750 in N/A 5/16-24 N/A 8,900 lb N/A CAD Icon (for items table)
ATGK-5TC N/A Left Hand N/A .3125 in N/A .375 in N/A .291 in N/A 1.566 in N/A .984 in N/A .750 in N/A 5/16-24 N/A 8,900 lb N/A CAD Icon (for items table)
ATW-6T N/A Right Hand N/A .3750 in N/A .406 in N/A .322 in N/A 1.908 in N/A 1.131 in N/A 1.000 in N/A 3/8-24 N/A 13,400 lb N/A CAD Icon (for items table)
ATW-6TC N/A Right Hand N/A .3750 in N/A .406 in N/A .322 in N/A 1.908 in N/A 1.131 in N/A 1.000 in N/A 3/8-24 N/A 13,400 lb N/A CAD Icon (for items table)
ATG-6T N/A Left Hand N/A .3750 in N/A .406 in N/A .322 in N/A 1.908 in N/A 1.131 in N/A 1.000 in N/A 3/8-24 N/A 13,400 lb N/A CAD Icon (for items table)
ATG-6TC N/A Left Hand N/A .3750 in N/A .406 in N/A .322 in N/A 1.908 in N/A 1.131 in N/A 1.000 in N/A 3/8-24 N/A 13,400 lb N/A CAD Icon (for items table)
ATWK-6T N/A Right Hand N/A .3750 in N/A .406 in N/A .322 in N/A 1.908 in N/A 1.131 in N/A 1.000 in N/A 3/8-24 N/A 13,400 lb N/A CAD Icon (for items table)
ATWK-6TC N/A Right Hand N/A .3750 in N/A .406 in N/A .322 in N/A 1.908 in N/A 1.131 in N/A 1.000 in N/A 3/8-24 N/A 13,400 lb N/A CAD Icon (for items table)
ATGK-6T N/A Left Hand N/A .3750 in N/A .406 in N/A .322 in N/A 1.908 in N/A 1.131 in N/A 1.000 in N/A 3/8-24 N/A 13,400 lb N/A CAD Icon (for items table)
ATGK-6TC N/A Left Hand N/A .3750 in N/A .406 in N/A .322 in N/A 1.908 in N/A 1.131 in N/A 1.000 in N/A 3/8-24 N/A 13,400 lb N/A CAD Icon (for items table)
ATW-7T N/A Right Hand N/A .4375 in N/A .437 in N/A .353 in N/A 2.125 in N/A 1.294 in N/A 1.125 in N/A 7/16-20 N/A 18,200 lb N/A CAD Icon (for items table)
ATW-7TC N/A Right Hand N/A .4375 in N/A .437 in N/A .353 in N/A 2.125 in N/A 1.294 in N/A 1.125 in N/A 7/16-20 N/A 18,200 lb N/A CAD Icon (for items table)
ATG-7T N/A Left Hand N/A .4375 in N/A .437 in N/A .353 in N/A 2.125 in N/A 1.294 in N/A 1.125 in N/A 7/16-20 N/A 18,200 lb N/A CAD Icon (for items table)
ATG-7TC N/A Left Hand N/A .4375 in N/A .437 in N/A .353 in N/A 2.125 in N/A 1.294 in N/A 1.125 in N/A 7/16-20 N/A 18,200 lb N/A CAD Icon (for items table)
ATWK-7T N/A Right Hand N/A .4375 in N/A .437 in N/A .353 in N/A 2.125 in N/A 1.294 in N/A 1.125 in N/A 7/16-20 N/A 18,200 lb N/A CAD Icon (for items table)
ATWK-7TC N/A Right Hand N/A .4375 in N/A .437 in N/A .353 in N/A 2.125 in N/A 1.294 in N/A 1.125 in N/A 7/16-20 N/A 18,200 lb N/A CAD Icon (for items table)
ATGK-7T N/A Left Hand N/A .4375 in N/A .437 in N/A .353 in N/A 2.125 in N/A 1.294 in N/A 1.125 in N/A 7/16-20 N/A 18,200 lb N/A CAD Icon (for items table)
ATGK-7TC N/A Left Hand N/A .4375 in N/A .437 in N/A .353 in N/A 2.125 in N/A 1.294 in N/A 1.125 in N/A 7/16-20 N/A 18,200 lb N/A CAD Icon (for items table)
ATW-8T N/A Right Hand N/A .5000 in N/A .500 in N/A .400 in N/A 2.356 in N/A 1.459 in N/A 1.250 in N/A 1/2-20 N/A 24,600 lb N/A CAD Icon (for items table)
ATW-8TC N/A Right Hand N/A .5000 in N/A .500 in N/A .400 in N/A 2.356 in N/A 1.459 in N/A 1.250 in N/A 1/2-20 N/A 24,600 lb N/A CAD Icon (for items table)
ATG-8T N/A Left Hand N/A .5000 in N/A .500 in N/A .400 in N/A 2.356 in N/A 1.459 in N/A 1.250 in N/A 1/2-20 N/A 24,600 lb N/A CAD Icon (for items table)
ATG-8TC N/A Left Hand N/A .5000 in N/A .500 in N/A .400 in N/A 2.356 in N/A 1.459 in N/A 1.250 in N/A 1/2-20 N/A 24,600 lb N/A CAD Icon (for items table)
ATWK-8T N/A Right Hand N/A .5000 in N/A .500 in N/A .400 in N/A 2.356 in N/A 1.459 in N/A 1.250 in N/A 1/2-20 N/A 24,600 lb N/A CAD Icon (for items table)
ATWK-8TC N/A Right Hand N/A .5000 in N/A .500 in N/A .400 in N/A 2.356 in N/A 1.459 in N/A 1.250 in N/A 1/2-20 N/A 24,600 lb N/A CAD Icon (for items table)
ATGK-8T N/A Left Hand N/A .5000 in N/A .500 in N/A .400 in N/A 2.356 in N/A 1.459 in N/A 1.250 in N/A 1/2-20 N/A 24,600 lb N/A CAD Icon (for items table)
ATGK-8TC N/A Left Hand N/A .5000 in N/A .500 in N/A .400 in N/A 2.356 in N/A 1.459 in N/A 1.250 in N/A 1/2-20 N/A 24,600 lb N/A CAD Icon (for items table)
ATW-10T N/A Right Hand N/A .6250 in N/A .625 in N/A .510 in N/A 2.707 in N/A 1.763 in N/A 1.375 in N/A 5/8-18 N/A 39,500 lb N/A CAD Icon (for items table)
ATW-10TC N/A Right Hand N/A .6250 in N/A .625 in N/A .510 in N/A 2.707 in N/A 1.763 in N/A 1.375 in N/A 5/8-18 N/A 39,500 lb N/A CAD Icon (for items table)
Unit of Measure
1 2