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    • RP-342 "BLACK" Military-Grade Rust Preventive Spray
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  • RP-342 "BLACK" Military-Grade Rust Preventive Spray
  • RP-342 "BLACK" Military-Grade Rust Preventive Spray
  • RP-342 "BLACK" Military-Grade Rust Preventive Spray
  • RP-342 "BLACK" Military-Grade Rust Preventive Spray
  • RP-342 "BLACK" Military-Grade Rust Preventive Spray
  • RP-342 "BLACK" Military-Grade Rust Preventive Spray
  • RP-342 "BLACK" Military-Grade Rust Preventive Spray
  • RP-342 "BLACK" Military-Grade Rust Preventive Spray
  • RP-342 "BLACK" Military-Grade Rust Preventive Spray RP-342 "BLACK" Military-Grade Rust Preventive Spray RP-342 "BLACK" Military-Grade Rust Preventive Spray RP-342 "BLACK" Military-Grade Rust Preventive Spray RP-342 "BLACK" Military-Grade Rust Preventive Spray RP-342 "BLACK" Military-Grade Rust Preventive Spray RP-342 "BLACK" Military-Grade Rust Preventive Spray RP-342 "BLACK" Military-Grade Rust Preventive Spray

    RP-342 "BLACK" Military-Grade Rust Preventive Spray

    MSRP:
    Was: $29.95
    Now: $25.95
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    ALWAYS IN-STOCK. Ships within 1 business day.

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    Product Description

    *** SPECIAL PRICING DISPLAYED EXPIRES NOVEMBER 21st. ***

    Cosmoline RP-342 "BLACK" Military-Grade Rust Preventive Spray
      (12 oz. can)

    Our Strongest, Longest-Lasting (and Fastest-Drying) Rust Preventive Aerosol, PERIOD!

       *  Offers the highest concentration of Industrial-Grade Cosmoline® available in a convenient Aerosol Can.
       *  Same product and performance as our bestselling RP-342 "Heavy", but now in a surface-concealing, matte Black!  (not translucent).
       *  1-coat protects all metals, iron, steel (stored Indoors or Outdoors) for Years!
       *  Our thickest, longest-lasting Rust Preventive Spray.
       *  Produces dry-to-the-touch, BLACK petroleum wax coating that CONCEALS unsightly blemishes or surface discoloration. 
       *  Faster-Drying formula allows for quicker handling and/or shipping.
       *  Withstands severe outdoor exposure, salt-laden atmospheres, acid & caustic fumes and other damaging environs.
       *  Repels water and will not wash off in salt water environments.
       *  Will not crack, craze, peel or flake and remains slightly flexible over time.
       *  Exceptional Vehicle Undercoating Product (Autos, Trucks, Buses, Trailers, etc.) - Road salt, debris and chemicals - No Problem!
       *  Aggressively adheres to imperfect surfaces and offers self-abrading characteristics.
       *  Modeled after Military Specifications:  MIL-PRF-16173, Grade 4 and MIL-C-83933.
       *  Trusted since World War II.  Our Bestselling Aerosol - commercial customers, US Armed Forces, Government & Do-it-Yourselfers.
       *  Your Satisfaction with this product is Guaranteed!

    COMMON APPLICATIONS INCLUDE (but are not limited to):

       *  Vehicle undercarriage / undercoating (cars, buses, trucks, etc.) - Extremely effective, long-lasting - will not wash off.  Road salt, debris and chemicals - No Problem!.....and it looks great!   - See RP-342 Undercoating FAQs.
       *  Parts & equipment storage  
       *  Overseas transportation
       *  Heavy machinery & equipment
       *  Packaging
       *  Dies, molds, lathes, shafts and beams
       *  Offshore Drilling equipment, platforms & infrastructure
       *  Farm implements   
       *  Boat shafts and propellers
       *  Marine fittings
       *  Rifle & other firearms preservation/storage
       *  Garden tools
       *  Lawn mower blades
       *  and any other surface or part that might rust on you... 

    ALWAYS INCLUDED:
    All aerosol cans come with 6-inch extension straws which allow you to apply product in hard-to-reach surfaces, crevices, gaps, cavities, etc.
    * The RP-342 aerosol can can spray while upside down, sideways and of course, right side up....which makes getting the hard-to-reach spots much easier.


    VEHICLE UNDERCOATING USAGE APPROXIMATIONS (for thorough, heavy application):
    Mid-Size Sedan:  3-6 Aerosol Cans for Undercarriage.  Add 3 Aerosol Cans for Inside Door Panels, Tailgate, etc..  
    Full-Size Truck:  6-9 Aerosol Cans for Undercarriage and Frame.  Add 3 Aerosol Cans for Inside Door Panels, Tailgate, etc..
    * In both scenarios, you'll likely have an extra can or two.  However, it's better to have a little too much than run out.  

    APPLICATION:

    Make sure surface is reasonably clean and dry (not oily or greasy). Spray uniform coating.  Complete setting of protective coating takes approximately 1-2 hours after spraying.  Typical first application Dry Film Thickness is 2.0 Mils (51 Microns)

    REMOVABILITY:
    RP-342 "BLACK" can be easily removed with any over-the-counter petroleum solvent. Examples include mineral spirits, paint thinner, naphtha, diesel fuel, or our very own Cosmoline Remover.  Our Cosmoline Remover formula is the most effective removal option.

    MILITARY SPECIFICATIONS:  
    RP-342 "BLACK" is modeled after the following military specifications: MIL-PRF-16173E Grade 4, Class 1 and MIL-C-83933

    * Certificates of Conformance are not available for this product. 

    SHELF LIFE:
    2 years when stored in prudent conditions (cool, dry, shaded).

    PRODUCT DOWNLOADS: 
    RP-342 "Black" Product Overview
    RP-342 "Black" Safety Data Sheet (SDS)  

    ENVIRONMENTAL NOTICES:
    * Ozone Depleting Substances - Aerosol products were not manufactured, do not contain, and were not packaged using any Class 1 or Class 2 ozone depleting substances as defined by the clean air act.  
    * Non-Chlorinated (no chlorinated solvents).

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    RP-342 "BLACK" Military-Grade Rust Preventive Spray
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    CANADA

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