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RUKDB0950TZ20

Zurcon® Buffer Seal LM is a heavy‑duty, single‑acting rod seal comprising a high‑modulus Zurcon® sealing element with an integrated back-up ring. Designed for tandem seal systems, it ensures optimal pressure distribution, rapid activation, and protection of secondary seals during pressure surges. The seal handles pressures up to 40 MPa (peak 60 MPa), speeds of 1 m/s, and temperatures from –35 °C to +110 °C, offering robust extrusion resistance and reliable performance across demanding hydraulic applications.

Rod/U-Cup:

Groove Diameter Outside115.5 mm

Signature StandardRUKDB0950TZ20

Quality (10th Digit)T

TSS Article Number (3 to 9)KDB0950

Type of Article0

Root Groove Inside Diameter95 mm

Root Groove Outside Diameter115.5 mm

Groove Diameter Inside95 mm

Root Groove Width8.1 mm

Article GroupRU

Groove Width8.1 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