Anti-Seize GRAPHITE PETRO 500 GM. PLUG TOP CAN is intended to prevent seizing during assembly or disassembly of aircraft engine spark plugs and threaded fasteners and fittings at temperatures below 900F (482C). This product contains graphite, which may promote corrosion of aluminum, ferrous, magnesium, zinc or cadmium alloys or plated surfaces and should not be used in contact with these metals where galvanic corrosion conditions exist. Benefits of using Graphite Petrolatum Lowers friction Reduces wrench torque Permits reuse of fittings, saves stud, bolt & nut replacement Water-resistant Specifications: Base Materials: Wax / Mineral Oils Friction / K-Factor: 0.13 Certifications: SAE-AMS-2518, MIL-T-5544C, NATO Stock Number 9150-99-910-0528 (500 g can), National Stock Number 8030-01-044-5034 (1 lb. can), OSPAR Compliant, Registered by CEFAS in the UK and KPD/SFT in Norway Order under NATO stock number, Eco-Compliant Service Rating: -65°F to 900°F, -54°C to 482°C TDS SDS