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Henkel Adhesive Technologies

Henkel Adhesive Technologies

Loctite Technology Cluster Brand for Product Detail Pages

Retaining compounds

LOCTITE® 641

Medium-strength bonding for ease of disassembly

This medium-strength retaining compound is designed for bonding cylindrical fitting parts, particularly where regular servicing is needed.

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

Part no. (SKU/IDH)
231121

LOCTITE® 641, 50 ml Bottle

Documents

Information

When you’re working with parts that need regular dismantling – retention of bearings on shafts and in housings, for example – try LOCTITE®  641. This medium-strength anaerobic retaining compound cures when confined in the absence of air between close-fitting metal surfaces and prevents loosening and leakage due to shock and vibration.

Product category:

Retaining compounds

Technologies:

Color:

Yellow

Fixture time:

20.0 min.

Gap fill:

0.15 mm

Key characteristics:

Strength: medium strength

Operating temperature:

-55.0 °C - 150.0 °C (-65.0 °F - 300.0 °F)

Recommended for use with:

Metal: steel

Shear strength, Steel:

12.0 N/mm² (1700.0 psi)

Viscosity:

600.0 mPa·s (cP)

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