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KRYTOX-240AC (2-oz-Tube)

FLUORINATED LUBRICANT (2-Ounce-Tube)
AERO P/N: 101711
Price matched Price matchedPrice matched based on current market rates, competitor pricing, or promotional adjustments.

Total Available Stock: 559

UK
USA
554 In Stock (UK)
5 In Stock (USA)
Additional Stock Expected: 20/Feb/2026
Additional Quantity Available to Order: 200
$341.26 excl VAT
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KRYTOX-240AC (Also known as: Krytox Grease 240AC, PFPE-based aerospace grease & High-temp oxygen-compatible lubricant)

Summary: KRYTOX-240AC is a high-performance, PFPE-based synthetic grease designed for extreme temperature, chemical and pressure conditions in the aviation industry.

MRO Category: Aviation Lubricants

Manufacturer Part Number: D12340449

Sub-Category: High-Temperature Specialty Grease / Oxygen-Compatible Grease

Function: Lubrication of aircraft engine bearings, gears, seals, actuators and other critical components

Use Cases: Routine maintenance for commercial airliners and military aircraft

Description:
KRYTOX-240AC is a high-performance fluorinated grease designed specifically for the aviation industry, MRO teams and ground crew applications. Each 2-ounce (56.7 g) tube delivers precise, long-lasting lubrication for aircraft engines, bearings, seals and critical components where extreme temperature and chemical resistance are essential. KRYTOX-240AC is non-reactive, non-flammable and compatible with a wide range of metals, elastomers and plastics. Making it an ideal choice for AOG support and routine maintenance in airline and MRO operations. Aviation engineers rely on this PFPE-based grease to minimize downtime, extend component life and ensure reliability across high-pressure, high-temperature environments.
Widely trusted in both routine and emergency maintenance, KRYTOX-240AC provides unparalleled performance for aircraft, ground crew and MRO personnel handling sensitive aviation components. Each tube is lightweight yet sufficient for multiple precision applications, offering long service intervals and consistent performance under harsh conditions. KRYTOX-240AC is indispensable for MRO and AOG teams seeking a dependable, aerospace-grade lubricant that meets the demands of modern aircraft operations. To learn more about purchasing KRYTOX-240AC, aviation engineers can email sales@aerospheres.com, call UK +44 (0)3333 247 777 or US +1 888 421 7703, or simply click the Add To Cart option on Aerospheres’ website.

Spec Sheets For KRYTOX-240AC:
KRYTOX-240AC Technical Data Sheet
Safety Data Sheet for KRYTOX-240AC

Product Features
OEM
Chemours
Brand
Krytox
OEM Part No.
D12340449
Colour
-
Shelf Life in Months
999
Shelf Life in Days
999
UN No
-
Class
-
PG
-
ECCN
EAR99
Country of Origin
United States
Commodity Code
34039900

    Information

    Additional Product Information

    MRO teams and aircraft engineers trust KRYTOX-240AC because it delivers unmatched performance in the most demanding aviation environments from advanced military jets to commercial airliners carrying millions of dollars in assets. Its PFPE-based formula is non-flammable, chemically inert and oxygen-compatible, ensuring critical components like bearings, seals and actuators stay reliable under extreme heat and pressure. Ground crews and AOG teams rely on it to reduce downtime, extend component life and maintain aircraft safety without compromise. Simply put, KRYTOX-240AC is the industry-standard lubricant that keeps the aviation world moving safely and efficiently.

    Key Technical Specs for KRYTOX-240AC

    • Product Type: High-performance fluorinated grease (PFPE-based).
    • Volume / Packaging: 2 oz (56.7 g) tube, convenient for precision application in MRO and AOG scenarios.
    • Temperature & Performance: Non-flammable, chemically inert, suitable for extreme pressure (EP) conditions. Maintains lubrication in high-temp and load-bearing environments.
    • Common Uses: Lubrication of aircraft engine bearings, gears, seals, actuators and other critical components where high reliability and chemical compatibility are required.

    Approvals & Specifications for KRYTOX-240AC

    • OEM / Manufacturer: Chemours (Krytox).
    • OEM Part Number: D12340449.
    • Compliance / Certification: PFPE grease suitable for aerospace and industrial applications. Non-reactive, non-flammable and oxygen-compatible.
    • Manufacturing / Aviation Spec Codes: Referenced in aerospace applications but specific Boeing, Airbus or Lockheed Martin spec codes should be verified with OEMs.

    Typical Aircraft MRO / AOG Applications for KRYTOX-240AC

    • Essential for high-reliability lubrication in emergency or scheduled maintenance.
    • Reduces downtime for AOG situations by ensuring bearings, actuators and seals operate under extreme conditions.
    • Ground crews and MRO teams use it to maintain fleet readiness and extend component life.

    Compatibility & Safety Notes for KRYTOX-240AC

    • Safe for metals, elastomers, plastics, paints and finishes.
    • Chemically inert, oxygen-compatible and non-flammable. Critical for aircraft engine and oxygen-system applications.
    • Practical for AOG/MRO as it can be stored for long periods and ready for immediate deployment in high-stakes situations.

    Packaging & Procurement for KRYTOX-240AC (matched to the Aerospheres page and common market packs)

    • Supplied in 2 oz (56.7 g) tubes, perfect for maintenance teams needing precise application.
    • Quick procurement options via Aerospheres: email, call or online order for fast AOG support.

    Why KRYTOX-240AC is Chosen for AOG / MRO

    • Lightweight, long shelf life, non-flammable, EP-rated and chemically inert.
    • Reduces downtime and ensures reliability for critical components.
    • Essential for MRO teams to maintain stock due to unpredictable AOG demands.

    Practical Suggestions for Your Team (AOG mindset) for KRYTOX-240AC

    • Keep a small stock of KRYTOX-240AC (2-oz-Tube) for emergency repairs or AOG situations.
    • Train ground crew and engineers on proper application to maximize service life of components.
    • Use in high-temperature and extreme pressure applications to prevent component failures.

    Manufacture / Aviation Spec Codes for KRYTOX-240AC

    • Manufacturer Part Number (MPN): 240AC
    • CAGE Code (Manufacturer): 43S57 (Chemours)
    • CAGE Code (Business): 7GFT8 (Chemours)
    • NATO Stock Number (NSN): G-399
    • Boeing Part Number: 240AC80Z=C1
    • Schedule B Code: 3403990000
    • ECCN (Export Control Classification Number): EAR99

    Alternative Names & Descriptions for KRYTOX-240AC

    • Krytox Grease 240AC
    • PFPE-based aerospace grease
    • High-temp oxygen-compatible lubricant
    • Aviation engine and actuator grease
    • KRYTOX240AC
    • KRYT0X240AC:S3299
    • KRYT0X-240AC-20Z

    Restrictions

    Restrictions
    Restricted
    Dry Ice
    No
    Precursor Licence
    Export Licence
    FEDEX Restriction
    Supplier Disruption
    no

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    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.

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