Symons 7FT Main Shaft Nut – Part No. 5168-8131 Comprehensive quality inspection completed

Symons 7FT Main Shaft Nut – Part No. 5168-8131 Comprehensive quality inspection completed, including UT (Ultrasonic Testing) and MT (Magnetic Particle Testing), to ensure the integrity and reliability of the component.

Symons 7FT Countershaft AssemblyOEM Reference: 9450-3820Countershaft (Part No. 6876-1325)Material: 42CrMo alloy steelHeat-treated to a hardness of 220–240 HB.Pinion (Part No. 3682-7652)Material: 20CrMnTi alloy steelHeat treatment: Carburizing and quenching.The countershaft and pinion are assembled using cryogenic shrink fitting. We cool the countershaft with liquid nitrogen before fitting the pinion.Shenyang Zhuoyue Machinery Equipment Co.