Features and Benefits

Thread Sealing Cord - immediate full pressure sealing. Allows reliable re-adjustments.

LOCTITE 55 is designed for sealing of metal and plastic pipes and fittings. It needs no cure time and results in an immediate, full pressure seal. The ideal choice for a quick, easy and reliable seal. The product has approval for gas and potable water and is certified to NSF/ANSI, Standard 61.


General purpose, threaded pipe and fitting sealant

Non-curing, immediate, full-pressure seal

DVGW/KTW approval for gas and potable water

WRAS listed – approval number 1807518, meets BS 6920 for potable water: 0808533

Tested in accordance with EN 751-2 Class ARp and DIN 30660

For a quick, easy and reliable seal

Technical Information

Agency approvals / certificates / specifications DVGW, KTW, NSF
Applications Thread Sealing
Colour White
Operating temperature -55.0 - 150.0 °C (-65.0 - 300.0 °F )

Documents and Downloads

 Technical Data Sheet