Loctite 561 Thread Sealant Stick Controlled Strength 19g

Name: Loctite 561 Thread Sealant Stick Controlled Strength 19g
Brand: Loctite
SKU: LOCTITE-561-019
Availability: InStock

Loctite 561 stick seals metal threads instantly. Won’t spill, NSF approved, low strength for easy disassembly, portable & leak-free.

$43.71 Inc. GST

SKU: LOCTITE-561-019 Category: Tapes & Adhesives Tags: Adhesive, Glue Brand: Loctite

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Loctite 561 Thread Sealant Stick – Controlled Strength (19g)

Secure, mess-free sealing — anytime, anywhere.

The LOCTITE® 561 Thread Sealant Stick is a white, semi-solid methacrylate sealant designed for fast, reliable sealing of metal, tapered pipe threads and fittings up to M80 / R3″. Its controlled, low strength makes disassembly easy, while the stick format won’t spill or leak—perfect for toolboxes and on-site maintenance.

Engineered for consistent results, LOCTITE 561 provides an instant low-pressure seal and maintains performance across a wide service temperature range of -55°C to +150°C. It’s NSF approved and trusted in applications across plumbing, manufacturing, agriculture, and more.

At-a-Glance Specs

Format: Thread sealant stick (semi-solid, white).
Chemistry: Methacrylate.
Thread Size Compatibility: Up to M80 / R3″.
Strength: Low (controlled strength).
Breakaway Torque: Approx. 2 Nm.
Service Temperature: -55°C to +150°C.
Approvals: NSF approved.
Pack Size: 19 g.

When reliability matters and space is tight, LOCTITE 561 delivers clean, controlled sealing power—exactly where you need it.

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Loctite thread lockers and thread sealants are essential products used in various industries for reliable and secure fastening applications. Thread lockers, such as Loctite Blue, Red, and Green, prevent threaded assemblies from loosening due to vibration or shock. They create a strong bond between fasteners, enhancing overall equipment reliability. These thread lockers are resistant to chemicals, temperature variations, and corrosion, making them suitable for a wide range of applications, including automotive, aerospace, plumbing, agriculture and manufacturing.

LOCTITE 561 THREAD SEALANT STICK – CONTROLLED STRENGTH – 19g

White, semi-solid methacrylate stick thread sealant, ideal toolbox product for all metal fittings that won’t spill or leak. NSF approved.
LOCTITE® 561 is an white, semi-solid methacrylate thread sealant stick, an ideal toolbox product for maintenance and repair that won’t spill or leak. Fast, reliable curing on metal, tapered pipe threads and fittings with a thread size up to M80/R3”; its breakaway torque rating is 2Nm. This is a low strength product for easy disassembly. Service temperature is from -55 to +150ºC; NSF approved.