U-Cups are used primarily as seals for piston rods in hydraulic cylinders. U-Cups in polyurethane are proven elements, due to their good mechanical properties, for standard cylinder construction, particularly for mobile hydraulics under rough operating conditions.
Rod/U-Cup:
Groove Diameter Outside62 mm
Signature StandardRUBA00500-Z20
Quality (10th Digit)-
TSS Article Number (3 to 9)BA00500
Type of Article0
Root Groove Inside Diameter50 mm
Root Groove Outside Diameter62 mm
Groove Diameter Inside50 mm
Root Groove Width10 mm
Article GroupRU
Groove Width10 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