Description
LOCTITE® 5772 is a medium strength, methacrylate-based thread sealant well suited to the locking and sealing of metal threaded pipes and fittings up to 3″ in diameter. With PMUC approval, the product has low halogen and sulphur content and is designed for use in the nuclear industry on sensitive metals such as titanium.
- Pack size: 50 ml bottle (Loctite no. 182812)
Application
- Thread sealant for pipes and fittings used in the nuclear industry
- Also for stainless steel without the need for surface activation
Characteristics
- Designed for metal threaded pipes and fittings
- Approved for use at nuclear power plants
- Thixotropic to reduce sealant migration
- Suitable for stainless steels
Technical Information
| Agency Approvals / Specifications | PMUC |
| Chemical Basis / Base | Methacrylate |
| Color | Yellow |
| Key Characteristics | Thixotropic |
| Viscosity, Cone & Plate Haake PK100, PK1, 2°, @ 25.0 °C Shear Rate 36 s⁻¹ | 16000.0 – 33000.0 mPa·s (cP) |
Hazard information (CLP)

Signal word: Warning
Hazard statements
- H317: May cause an allergic skin reaction.
Precautionary statements (P-statements)
Prevention:
- P280: Wear protective gloves.
Response:
- P333+P313: If skin irritation or rash occurs: Get medical advice/attention.
Additional labeling
- P101: If medical advice is needed, have product container or label at hand.
- P102: Keep out of reach of children.
- P501: Dispose of waste and residues in accordance with local authority requirements.
Storage and disposal
- No specific hazards if used properly.
Henkel AG & Co. KGaA, Henkelstr. 67, 40589 Düsseldorf, GERMANY, +49 211 7970, [email protected], www.henkel.com






gabriele_it –
Easy to assemble.
Zoe –
Very effective; I noticed a change in just one week.
paul_s –
Everything perfect and fast.
tristan88 –
Fast and courteous service. Very practical and easy to use. Simple to install. Product as described.
isabella_it –
Super fast delivery, thank you. Very effective; I noticed a change in just one week.
alessandro88 –
Well packaged and secure.
Ryan –
Punctual service.
fabian_s –
Product as described. Met my expectations. Great purchase, thank you. No complaints.
Nathan –
Works perfectly. Practical and useful.
Anna –
Better than anything else I’ve tried before.
Sarah M. –
Super fast delivery, thank you. Looks even nicer in real life. Perfect for my needs, couldn’t be happier.
andrew88 –
Perfect and functional. Everything as described.
Riccardo –
Great service, thank you.
helene_s –
Easy to use, no mess at all. Great product, worth every cent.