Aurora Bearing AJB-TA/ -TC Journal Bearings SAE-AS81934/1 Timken AJB-7TC-012ED1

Material:

• "TFA" - Aluminum Alloy per AMS-QQ-A-200/3 or AMS-QQ-A-225/6 (2024-T851 or 2024-T8511) - chemical film treatment per MIL-DTL-5541- AT 3200 Bearing Liner System, permanently bonded to bearing inside diameter and flange face. Qualified to SAE-AS81820 Type A.
• "TFC" - Corrosion Resistant Steel, AMS 5643 (17-4 PH) Condition H-1150 per AMS-H-6875 - passivated per AMS 2700 method 1, type 2 or type 8, or ASTM A 967 - AT 3200 Bearing Liner System, permanently bonded to bearing inside diameter and flange face. Qualified to SAE-AS81820 Type A.
Options:

• "P" indicates cadmium plating per AMS-QQ-P-416 Class 2, Type II (17-4 PH only)(ex.: AJB-4TFC-008P)
• "E" indicates Zinc-Nickel plating per AMS 2417 Type 2 (17-4 PH only) (ex.: AJB-4TFC-008E)
• "D1" indicates a .010" oversize outside diameter (ex.: AJB-4TFA-008D1)
• "D2" indicates a .020" oversize outside diameter (ex.: AJB-4TFA-008D2)

Specifications