
RP-342 "Heavy" Rust Preventative & Vehicle Undercoating (12-Pack)
RP-342 "Heavy" Rust Preventative & Vehicle Undercoating (12-Pack)RP 342 Heavy Rust Preventative Vehicle Undercoating 12 PackRP 342 Heavy Rust Preventative Vehicle Undercoating 3 PackRP 342 Heavy Rust Preventative Vehicle Undercoating 24 PackRP 342 Heavy Rust Preventative Vehicle Undercoating 1 Aerosol CanRP 342 Heavy Rust Preventative Vehicle Undercoating 6 PackRP 342 Heavy Rust Preventative Vehicle Undercoating 18 Pack
Size:12-Pack-Out of stock
Key item features
- Offers the highest concentration of Military-Grade Cosmoline® Rust Preventative available in a convenient aerosol can.
- Exceptional Vehicle Undercoat for Autos, Trucks, Buses, Trailers, etc. Can protect your undercarriage from road salt, debris, chemicals and high-velocity spray (won't wash off!)
- 1-coat protects all metals, iron, steel (stored Indoors or Outdoors) for Years!
- COMMON APPLICATIONS INCLUDE (but are not limited to): * Vehicle undercarriage / undercoating (cars, buses, trucks, etc.) - Extremely effective! * 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...
Specs
- MaterialPetroleum Wax
- Vehicle fitment typeUniversal
- FormSpray
- ColorAmber Translucent
- Rec. useAutomotive
- Product lineRP-342
Current price is USD$157.95
Price when purchased online
Out of stock
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About this item
Product details
RP-342 "Heavy" Military-Grade Rust Preventive Spray (12 oz. Aerosol Spray Cans) 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. * 1-coat protects all metals, iron, steel (stored Indoors or Outdoors) for Years! * Newly formulated! Our thickest, longest-lasting Rust Preventive Spray. * Produces dry-to-the-touch, amber translucent (see-through) petroleum wax coating. * 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-abraiding 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! * 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 spray while upside down, sideways and of course, right side up....which makes getting the hard-to-reach spots much easier. APPLICATION: Make sure surface is reasonably clean and dry. Spray thin uniform film. 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 "HEAVY" can be easily removed with any over-the-counter petroleum solvent. Examples include mineral spirits, paint thinner and/or naphtha. MILITARY SPECIFICATIONS: RP-342 "HEAVY" 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). 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). RP-342 "Heavy" Military-Grade Rust Preventive Spray (12 oz. Aerosol Spray Cans) 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. * 1-coat protects all metals, iron, steel (stored Indoors or Outdoors) for Years! * Newly formulated! Our thickest, longest-lasting Rust Preventive Spray. * Produces dry-to-the-touch, amber translucent (see-through) petroleum wax coating. * 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-abraiding 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! * 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 spray while upside down, sideways and of course, right side up....which makes getting the hard-to-reach spots much easier. APPLICATION: Make sure surface is reasonably clean and dry. Spray thin uniform film. 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 "HEAVY" can be easily removed with any over-the-counter petroleum solvent. Examples include mineral spirits, paint thinner and/or naphtha. MILITARY SPECIFICATIONS: RP-342 "HEAVY" 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). 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).
- Offers the highest concentration of Military-Grade Cosmoline® Rust Preventative available in a convenient aerosol can.
- Exceptional Vehicle Undercoat for Autos, Trucks, Buses, Trailers, etc. Can protect your undercarriage from road salt, debris, chemicals and high-velocity spray (won't wash off!)
- 1-coat protects all metals, iron, steel (stored Indoors or Outdoors) for Years!
- COMMON APPLICATIONS INCLUDE (but are not limited to): * Vehicle undercarriage / undercoating (cars, buses, trucks, etc.) - Extremely effective! * 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...
info:
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Specifications
Automotive undercoating type
Petroleum Wax - Military-Grade
Brand
RP-342 Rust Preventatives
Material
Petroleum Wax
Features
Rust And Corrosion Resistant
Warranty
Warranty information
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Jun 12, 2026
Paulo
Item details
Sold and shipped byCosmoline Direct LLCSize: 6-Pack
5 out of 5 stars review
Verified Purchase
This is the best products I've used
Helpful?1TG93W6IBBW013359821473
