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MIL-SPEC Grease (MIL-C-11796C, Class 3)

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  • Cosmoline Grease Mil-Spec 11796C, Grade 3
Ships UPS Ground (excluding HI & AK)
Always In-Stock. Typically ships sames day when ordered before 5:30pm EST.

MIL-SPEC Grease (MIL-C-11796C, Class 3) is a medium grade grease/corrosion preventative compound that can prevent rust and corrosion for years, even in the harshest of environments.  MIL-C-11796C, Class 3 is commonly used to protect/preserve equipment, machinery, firearms, and any other metal surface when put in long-term storage or while in transit (overseas, road, marine, etc.).  This classic Cosmoline grease is also commonly used in in-use/process machine applications.  The film is semi-firm, amber in color and transparent.  This heavy-duty MIL-SPEC Cosmoline grease is the same Cosmoline Grease used back in WWII....and is still widely used today by the U.S. Armed Forces.

MIL-C-11796C Class 3   -   Certificate of Conformance provided free of charge with each order.  View the official Cosmoline Military-Specification here.

Cosmoline MIL-SPEC Grease (MIL-C-11796C Class 3) is a corrosion preventative compound that is commonly used on antifriction bearings, firearms, equipment and/or on machined surfaces for which a protective coating is required that is brushable and easily removed at room temperature.

Cosmoline MIL-SPEC Grease (MIL-C-11796C Class 3) should be applied by brushing or swabbing at room temperature. It is recommended that your surface be clean, dry and as "rust free" as possible.  

Cosmoline MIL-SPEC Grease (MIL-C-11796C Class 3) can be removed with most over-the-counter petroleum solvents (mineral spirits, paint thinner, naptha, Cosmoline Remover, etc.).  Other methods may include vapor degreasing and/or high pressure steaming.

5 years (60 months)

Penetration (tenths of mm):  200-250
Minimum Flash Point:  350 Degrees F (177 Degrees C)
Minimum Melting Point:  162 Degrees F (57 Degrees C)
Density, Weight/Gallon at 77 Degrees F (25 Degrees C): 7.7 lbs/Gall
Specific Gravity at 60 Degrees F (15 Degrees C):  0.92

5% Salt Spray (Hours) per ASTM B-117 Test:  500 Hours

100% Relative Humidity (Hours) per ASTM D-1748 Test: 720 Hours

Weathering Hours per Fed Standard 141, Method 6151: 300 Hours

DOWNLOADS:  Cosmoline Mil-Spec Grease (MIL-C-11796C, Class 3) SDS

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