RUBA00500-Z20

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

Installation Guide (PDF)

Material Information for the product(s) on this page

Z20

Material data sheet

Hardness:

93 (Shore A)

Commercial Description:

Zurcon® Z20, 93ShA proprietary Thermoplastic Polyurethane material based on aromatic diisocyanate and polyester diol. Developed by Trelleborg Sealing Solutions for hydraulic application sealing elements, Zurcon® Z20 offers high wear and extrusion resistance, low compression set, a wide operating temperature range, minimal swelling in mineral oil and acceptable hydrolysis resistance.