What materials is Loctite 55 suitable for?

You can use this sealing cord on both metal and plastic threaded fittings.

Does it require any cure time after assembly?

No, the cord is non-curing and provides an immediate, full-pressure seal.

Is this product approved for drinking water and gas?

Yes, it is fully certified for use with potable water and gas, including DVGW and KTW approvals.

Can you readjust the fitting after assembly?

Yes, you can safely back off and readjust the joint without damaging the seal or causing leaks.

How much sealing cord is included in this dispenser?

This dispenser pack contains a 160 m roll of thread sealing cord.

LOCTITE 55 Thread sealing cord white (160m cup) - 2957180

Name: LOCTITE 55 Thread sealing cord white (160m cup) - 2957180
Brand: LOCTITE
SKU: 03330898
Price: 13.55 EUR
Availability: InStock

Supplier number: LOCTITE 2957180 | EAN 4058093058282

13.55 tax incl.

€11.20 excl. VAT (incl. all environmental contributions)

On stock - immediately available

Ordered before 20:00 - delivered tomorrow 02/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL
Delivered from Belgium

✆ Talk to a specialist

How does it work?

For a purchase value of €99 to €125 excl. VAT, receive FREE LOCTITE 55 thread sealing cord 50 m (IDH 528244) worth €9.99.
For a purchase value of more than €125 excl. VAT, receive FREE LOCTITE SF 7850 hand cleaner 400 ml (IDH 2098250) worth €13.21.
The free item is automatically added to your order. No registration is required.
The promotion is valid from 01.10.2026 to 31.10.2026.
Loctite Buy & Get deals are recognisable by the promotion label on the product page. Click the label to view all available deals.

Reliable sealing with Loctite 55

Practical benefits

Instant full pressure seal: You achieve an immediate and tight joint without waiting for curing time across your pipe installations.
Safe joint readjustment capability: You can safely readjust threaded fittings up to 45 degrees without compromising the integrity of the seal.
Versatile pipe material compatibility: You reliably seal both metal and plastic threaded connections in water, heating, and gas systems.

In a nutshell

The right choise for

With the Loctite 55 thread sealing cord, you create an immediate, full-pressure seal on threaded joints without waiting for curing time. Whether you work on plumbing, heating, gas, or potable water installations, this handy 160 m roll replaces traditional hemp paste and ptfe tape with a faster, cleaner application. You can reliably use it on both metal and plastic fittings. If you need to align a pipe joint after assembly, you can safely readjust and back off the fitting up to 45 degrees without compromising the seal. You work faster, adjust with precision, and connect every pipe system with complete confidence.

Product information FAQ

€13.55

In stock - tax incl.

Key features according to our expert

Length: 160 m
Relative density: 1
ADR packing group: Not applicable
ADR class: Not applicable
UN number: Not applicable
Physical state: Solid
Flash point: > 300 °C
Packaging: Roll

Product description

Loctite 55 is a thread sealant specially designed for sealing metal and plastic threaded connections. It offers fast, easy and reliable sealing without curing time. This sealing cord is ideal for use in various applications, including water, gas and pneumatic systems.

Quick and easy sealing: No curing time required, sealing immediately.
Versatile: Suitable for both metal and plastic threaded connections.
Reliable: Provides a durable seal that withstands vibration and temperature fluctuations.
User-friendly: Easy to apply and adjust during installation.
Instant seal: Creates an instant seal at maximum pressure and enables reliable repositioning.
Certifications: Approval for drinking water by KTW-BWGL (Germany), WRAS (UK), NSF / ANSI 61 (USA). Gas approval according to EN 751-2 Class ARp. KIWA GASTEC QA AR 214 certified for hydrogen gas systems.
Sustainable packaging: 160 m packaging made of 70% recycled plastic.

Loctite 55 thread sealing cord is the ideal choice for anyone looking for a quick and reliable solution for sealing threaded connections in various systems. The product has several approvals for use with gas and potable water and meets the performance requirements of KIWA GASTEC QA AR 214 for admixtures up to and including 100% hydrogen gas.

All Features

Length: 160 m
Relative density: 1
Adr packing group: Not applicable
Adr class: Not applicable
Un number: Not applicable
Physical state: Solid
Flash point: > 300 °C
Packaging: Roll

Brand LOCTITE
03330898
EAN 4058093058282
Supplier number LOCTITE 2957180

Frequently asked questions about this product

Answered by specialists

What materials is Loctite 55 suitable for?: You can use this sealing cord on both metal and plastic threaded fittings.
Does it require any cure time after assembly?: No, the cord is non-curing and provides an immediate, full-pressure seal.
Is this product approved for drinking water and gas?: Yes, it is fully certified for use with potable water and gas, including DVGW and KTW approvals.
Can you readjust the fitting after assembly?: Yes, you can safely back off and readjust the joint without damaging the seal or causing leaks.
How much sealing cord is included in this dispenser?: This dispenser pack contains a 160 m roll of thread sealing cord.