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






luisa_rose –
Been using it for 2 weeks and already see results!
Ruby H. –
Better than anything I’ve tried before. I’ve been using it for 2 weeks and already see results!
Dylan –
Everything OK, recommended. Everything as expected. Very satisfied with the purchase. Works great.
Tommaso U. –
Super value for the money. Exactly as described.
Nathan Q. –
Solid product, would buy again. Excellent-quality product. Everything perfect, thank you.
Michael O. –
Everything as expected. Excellent service.
Federico –
Works without any issues.
Joshua N. –
Perfectly as described. Very stable. Simple to install.
sammy_rae –
Looks even nicer in real life. I noticed a difference after a short time! Packaging was slightly damaged, but the product is excellent.
Laura U. –
This solved my problem completely! Great product, worth every cent. Very satisfied, better than I expected. Looks even nicer in real life.
Alessandro –
Very satisfactory.
ruby_girl –
It completely solved my problem!