English
A double-acting O-Ring energized piston seal which includes a polyurethane seal ring - suitable for dynamic applications. The Trelleborg Zurcon® Wynseal is a tear and abrasion resistant seal with an especially high sealing effect, aided by the special design of the seal edge profile.
Piston/Wynseal:
Groove Diameter Outside63 mm
Signature StandardPW4300630-Z20N
TSS Article Number (3 to 9)4300630
Quality (10th Digit)-
Type of Article0
Root Groove Inside Diameter47.5 mm
Root Groove Outside Diameter63 mm
Root Groove Thickness6.3 mm
Article GroupPW
Groove Diameter Inside47.5 mm
Groove Thickness0 mm
Groove Width6.3 mm
Compound codeZ20N
Material Information for the product(s) on this page
Z20
Colour:
Turquoise
Basic Material:
PUR
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.
N7
Colour:
Black
Basic Material:
NBR
Commercial Description:
A 70 durometer, NBR elastomer. The properties of the nitrile rubber depend mainly on the ACN content which ranges between 18 % and 50 %. In general it has good mechanical properties with an operating temperature range of between -30 °C and +100 °C. NBR is mostly used with mineral based oils and greases and is a good choice for standard applications. Used also as an energizer in T46N, M12N, Z20N, and Z52N.
