Piston/U-Cup:

TSS Article Number (3 to 9)A904640  

Signature StandardPUA904640TUAM74  

Type of Article0  

Quality (10th Digit)T  

Root Groove Inside Diameter454  mm

Root Groove Outside Diameter464  mm

Compound codeUAM74  

Root Groove Width5.5  mm

Groove Diameter Inside454  mm

Groove Diameter Outside464  mm

Groove Width5.5  mm

Groove Thickness5  mm

Article GroupPU