WD-40 WD-40-SPECIALIST PENETRANT (400ml Aerosol)
Fast Release Penetrant- BEIGE (400ml-Aerosol)
AERO P/N: 115631
Hazardous Material
Total Available Stock: 55
UK
USA
55 In Stock (UK)
Available On Request
Expiry Date: 05/Aug/2026
Estimated Lead Time: 5 days
$9.52 excl VAT
Introducing WD-40 Specialist Penetrant, a powerful solution for rust and corrosion. Designed for tough tasks, it breaks bonds to loosen fasteners, chains, and parts. Safe on multiple surfaces, it’s perfect for automotive, machinery, and household repairs. The dual-action straw ensures precision and convenience.
Product Features
OEM
WD-40 Company Ltd
Brand
WD-40
OEM Part No.
44362/NBA
Colour
-
Shelf Life in Months
24
Shelf Life in Days
720
UN No
UN1950
Class
CL2.1
PG
-
ECCN
EAR99
Country of Origin
Italy
Commodity Code
34039900
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Information
Additional Product Information
Overview
This high-performance penetrant is engineered to break rust bonds and free seized components. It is widely used by maintenance teams to restore mobility to fasteners, chains, and moving parts during repair and inspection work.
Key Technical Specs for
- Type: Penetrating fluid
- Size/Volume: 400 ml (13.5 fl oz) aerosol
- Color: Amber
- Viscosity/Consistency: Low viscosity penetrating oil
- Cure/Working Time: Rapid penetration
- Service Temperature: -20°C to +50°C (-4°F to +122°F)
- Typical Uses: Rust loosening and corrosion protection
- Shelf Life: 24 months
Approvals & Specifications
- Suitable for industrial and aviation maintenance environments
Typical Aircraft MRO / AOG Applications
- Freeing seized bolts and nuts
- Lubricating chains and bearings
- Maintaining locks and pulleys
- Protecting tools from corrosion
Compatibility & Safety Notes
- Safe on metals, plastics, rubber and painted surfaces
- Use PPE and adequate ventilation
Packaging & Procurement
- Dual-action Smart Straw aerosol
- Ready-to-use portable packaging
Why is Chosen for AOG / MRO
- Fast rust penetration reduces repair time
- Versatile across many materials
- Reliable in wet environments
Practical Suggestions for Your Team (AOG Mindset)
- Stock in toolkits and service vehicles
- Use before disassembly to prevent damage
Manufacture / Aviation Spec Codes
- Manufacturer: WD-40 Company
- Product ID: Specialist Penetrant
Alternative Names & Descriptions
- Rust Penetrating Spray
- Seized Fastener Release Fluid
- Penetrating Oil Aerosol
- Maintenance Penetrant
Restrictions
Restrictions
Restricted
Hazardous
Yes
Dry Ice
No
Precursor Licence
Export Licence
FEDEX Restriction
Supplier Disruption
no
Recommended Alternatives
Shipping Information
- Orders over £50 online are eligible for FREE UK Mainland delivery.
- Collection for orders is available for all customers. At Checkout, please select 'Ex-Works/Collection'.
- European Delivery is available for selected countries. Shipping costs will be calculated according to the weight of the products.
- Refrigerated shipping required for shipments going by sea or exceeding 7 days transit time.
- For additional information, please see our shipping page.