English
Zurcon® U-Cup PUA is a single-acting rod seal made from high-performance Zurcon® polyurethane. It features a robust U-shaped profile designed for excellent sealing, low friction, and high wear resistance. Suitable for medium to high-pressure hydraulic applications, the PUA offers reliable performance, long service life, and easy installation, making it ideal for use in mobile and industrial hydraulic systems.
Piston/U-Cup:
Groove Diameter Outside50 mm
Signature StandardPUA300500-Z20
TSS Article Number (3 to 9)A300500
Quality (10th Digit)-
Type of Article0
Root Groove Inside Diameter42 mm
Root Groove Outside Diameter50 mm
Root Groove Width11 mm
Article GroupPU
Groove Diameter Inside42 mm
Groove Thickness4 mm
Groove Width11 mm
Compound codeZ20
Material Information for the product(s) on this page
Z20
Hardness unit:
Shore A
Gravity Unit:
g/cm³
Material Code Class:
Thermoplastic
Maximum Hardness:
93
Maximum Temperature:
110
Minimum Temperature:
-35
Material Type:
PUR
Material:
Z20
Hardness Tolerance:
+/- 3
Specific Gravity:
1.2
Shore A Hardness:
93+/- 3
Gravity Tolerance:
+/-0.02
Minimum Hardness:
93
Color:
Turquoise