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Loctite 577 yellow anaerobic metal pipe thread sealant, medium strength, high viscosity, chemical resistant, multipurpose, P1 NSF, WRAS, DVGW Approved

Availability: Available >20 pcs

Delivery: The price does not include any possible payment costs check the delivery methods

Price: €32.15 32.15

Net price: €26.14

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Product code: 2068516

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Description

Loctite 577 – 50 ml, accordion bottle is a one-component, thixotropic anaerobic thread sealant for metal pipe and fitting threads. It cures after air exclusion to deliver durable, leak-free joints, resisting vibration and pressure fluctuation.

Advantages and unique features

Medium strength – removable with standard tools.
High viscosity, non-sag application; accurate metering from accordion packaging.
Reliable cure on active and passive metals, including stainless steel.
Gap fill up to 0.25 mm; tolerant of minor oil contamination.
Yellow paste with UV fluorescence for inspection.

Properties and applications

Use: sealing metal-to-metal threaded connections in industrial, water and heating systems.
Substrates: brass, copper, steel and stainless steel.
Application: clean/degrease threads, apply a continuous bead, assemble; low-pressure seal on assembly, full properties after cure.

Technical data

Parameter	Value
Chemistry	Acrylic, dimethacrylate ester (anaerobic)
Appearance / colour	Yellow thixotropic paste, UV fluorescent
Viscosity (25 °C)	≈ 70,000–130,000 mPa·s
Density	≈ 1.1 g/cm³
Strength	Medium
Gap fill	up to 0.25 mm
Full cure	≈ 24 h at 22 °C
Standards / approvals	EN 751-1 class H (DVGW), NSF P1 registration
Storage	+8 to +21 °C; cool, dry, tightly closed

Storage recommendations

Store in a cool, dry place in the original container. Prevent contamination and do not return dispensed material to the bottle.

FAQ

1) Is the joint serviceable later?
Yes. Medium strength allows disassembly with normal tools.

2) What clearance can it seal?
Up to approximately 0.25 mm.

3) When will full performance be reached?
Typically after about 24 hours at room temperature.