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Henkel Adhesive Technologies

Henkel Adhesive Technologies

Loctite Technology Cluster Brand for Product Detail Pages

Retaining compounds


Medium- to high-strength retaining compound stick for cylindrical parts

Easy-to-apply, semi-solid retaining compound stick for bonding cylindrical fitting parts. Ideal for vertical and overhead applications. Fluoresces under UV light. Great for quality control.

All marks used are trademarks and/or registered trademarks of Henkel and its affiliates in the US, Germany, and elsewhere.

Part no. (SKU/IDH)

LOCTITE® 668, 19 g Stick



LOCTITE® 668 is a green, fluorescent, wax-like, semi-solid retaining compound packaged in a self-feeding stick, designed for the bonding of cylindrical fitting parts. It is particularly well suited for applications where a liquid product may be too fluid to stay on a part or be difficult to apply. It allows for direct contact to metal parts during application to ensure even coverage.

Product category:

Retaining compounds




Cure type:

Anaerobic cure

Key characteristics:

No mix,Strength: low to medium strength

Number of components:

1 part

Physical form:


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