Piston/Wynseal:

TSS Article Number (3 to 9)4200320  

Signature StandardPW4200320-Z20  

Type of Article0  

Quality (10th Digit)-  

Root Groove Thickness5.5  mm

Root Groove Inside Diameter21  mm

Root Groove Outside Diameter32  mm

Compound codeZ20  

Root Groove Width4.2  mm

Groove Diameter Inside21  mm

Groove Diameter Outside32  mm

Groove Width4.2  mm

Groove Thickness5.5  mm

Article GroupPW