SKU: PEX27037
UPC: 686226987648
MPN: 27037
The Optimum Black RTV 3 Oz Silicone sealant from PERMATEX is an essential maintenance product for tactical operators, military personnel, and law enforcement professionals who demand reliable equipment integrity in the field. This general-purpose silicone sealant addresses a critical need: protecting sensitive gear from moisture, dust, and environmental contamination that can compromise functionality during high-stress operations. Whether you're field-stripping firearms, sealing optic mounts, or protecting electronic components on tactical platforms, this compact 3-ounce tube delivers professional-grade performance in a portable format suited for deployment or range use.
PERMATEX's Optimum Black RTV formulation cures through moisture exposure to form a durable, flexible elastomer that resists temperature extremes and maintains adhesion under tactical stress. The black pigmentation ensures seamless integration with modern tactical finishes while the RTV (room-temperature vulcanizing) cure mechanism requires no special equipment—critical when operating in austere or field environments. This sealant exhibits superior chemical resistance to oils, solvents, and environmental contaminants commonly encountered in military and law enforcement operations, making it ideal for protecting threaded components, cable passes, or scope turret seams where precision equipment cannot tolerate contamination.
Professional armorers, tactical gear technicians, and operators benefit most from maintaining a tube in their maintenance kit for emergency field repairs and preventive equipment care. The 3-ounce format provides adequate material for multiple applications without excessive waste, making it practical for both individual operators and unit armory stocks. Installation requires only standard surface preparation—clean, dry surfaces yield optimal cure and adhesion, with full strength typically achieved within 24 hours depending on ambient humidity and temperature conditions typical of operational environments.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
