Anaerobic Threadlocker cures through contaminants.

Press Release Summary:

Suited for metal fasteners from ¼-¾ in. in diameter, Loctite® 243(TM) withstands temperatures up to 360°F, cures without primers, and tolerates contamination from thread lubrication, anti-corrosion, and protection fluids. Removable-strength, medium-viscosity, thixotropic liquid will not migrate once applied to fastener's surface. Product fixtures in 5 min and achieves full cure in 24 hr. Registered to NSF Category P1, threadlocker can be used in and around food processing applications.

Original Press Release:

Enhanced Loctite® 243T Cures Through Contaminants and Performs at Higher Temperatures

Medium Strength, Primerless Threadlocker for Metal Fasteners Up To 3/4-Inch in Diameter

Rocky Hill, Conn. - Henkel Corporation has reformulated and reintroduced Loctite® 243(TM) Threadlocker to withstand temperatures up to 360°F, cure consistently without primers, and tolerate contamination from thread lubrication, anti-corrosion and protection fluids. Designed for locking and sealing fasteners that may need to be disassembled during their service life, this anaerobic threadlocker now provides enhanced performance on both active and passive metal surfaces including steel, stainless steel, and plated materials.

Medium viscosity Loctite® 243(TM) prevents loosening and leakage from shock and vibration on fasteners from 1/4 to 3/4-inch in diameter. This thixotropic liquid threadlocker will not migrate once applied to a fastener's surface. Loctite® 243(TM) fixtures in 5 minutes and achieves full cure in 24 hours when confined in the absence of air between close fitting metal surfaces.

Fasteners assembled using removable-strength Loctite® 243(TM) can be disassembled using standard hand tools. This threadlocker is registered to NSF Category P1, and can be used in and around food processing applications. Loctite® 243(TM) is available in 0.5 ml capsules, 10 ml tubes, and 50 ml, 250 ml or 1 liter bottles.

For more information on Loctite® 243(TM) Threadlocker, call 1-800-LOCTITE (1-800-562-8483) or visit

Henkel operates worldwide with leading brands and technologies in three business areas: Laundry & Home Care, Cosmetics/Toiletries and Adhesive Technologies. Founded in 1876, Henkel holds globally leading market positions both in the consumer and industrial businesses with well-known brands such as Persil, Schwarzkopf and Loctite. Henkel employs about 50,000 people and reported sales of $18.86 billion and adjusted operating profit of $1.84 billion in fiscal 2009. Henkel's preferred shares are listed in the German stock index DAX and the company ranks among the Fortune Global 500.

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