126155 Access
Built from SAE-4340 nickel chromoly steel . The inclusion of nickel adds toughness, while chromium provides strength at high temperatures and resistance to abrasion.
The number primarily identifies a critical heavy-duty automotive component: the Differential Pinion Shaft Nut (also known as an Input Nut) manufactured by Dana Spicer and Eaton . Product Overview 126155
Based on manufacturer data from MPParts and Drivetrain America , the standard specifications include: Spicer Differential Pinion Shaft Nut 126155 - FleetPride Built from SAE-4340 nickel chromoly steel