Screw seals ND20

Screw seals ND20 are made of white PP and supplied with fitted septa made of a variety of materials. They have a 20-400 thread and are closed.

Suitable for screw neck vial 7.622 430.

Description Hardness Thickness PK Cat. No.
mm
Butyl red / PTFE grey 55° shore A 1.3 100 7639759 Open webshop
Silicone white / PTFE red 45° shore A 1.3 100 7657799 Open webshop
3 Natural rubber red-orange / TEF transparent 60° shore A 1.3 1000 6251097 Open webshop
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