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Permatex®

Permatex Sealants, Ultra Silicone RTV Gasket Makers

Item # shown once options are selected Made in USA
$8.04 - $30.52

The Permatex Ultra Silicone RTV Gasket Makers is a sealant. Type Ultra Black Maximum Oil Resistance RTV Silicone Gasket; capacity volume 3.35 oz, 3.5 oz, 13 oz; min temperature -65° F. Available in 4 versions.

Specifications

ItemPermatex data
TypeUltra Black® Maximum Oil Resistance RTV Silicone Gasket Maker; Ultra Blue® Multipurpose RTV Silicone Gasket Maker; Ultra Grey® Rigid High-Torque RTV Silicone Gasket Maker
ColorBlack; Blue; Grey
Capacity Volume3.35 oz; 3.5 oz; 13 oz
Min Temperature-65° F
Max Temperature500° F
ResistanceAging; Auto and Shop Fluids; Oil; Thermal Cycling; Vibration; Weather; Cooling and Shop Fluids; Oils; Weathering
Chemical CompoundOxime Silicone Rubber
Base TypeSilicone
Gap Fill0.25 in
Hardness30 Shore A; > 45 Shore A

Source: Permatex published product data.

Permatex Ultra RTV silicone gasket makers cure on exposure to air moisture into a flexible, formed-in-place gasket that resists aging, weathering and thermal cycling from -65 to 500 degrees F. Ultra Black, Ultra Blue and Ultra Grey formulas come in 3.35 oz and 3.5 oz tubes or a 13 oz cartridge.

  • OEM specified
  • Single component, room temperature vulcanizing gasketing compound designed to provide reliable ®formed-in-place® gaskets for mechanical assemblies
  • Cures on exposure to moisture in the air to form a tough, flexible, silicone rubber gasket
  • Resists aging, weathering and thermal cycling without hardening, shrinking or cracking
  • Sensor safe, non-corrosive, low odor

Available in 4 versions. Choose one from the list to see the exact item number and price.

Item Numbers

Variant item numbers:

82180 – 3.35 oz · Tube · Ultra Black
81724 – 3.35 oz · Tube · Ultra Blue
82194 – 3.5 oz · Tube · Ultra Grey
24105 – 13 oz · Cartridge · Ultra Black

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Specifications
TypeUltra Black® Maximum Oil Resistance RTV Silicone Gasket Maker; Ultra Blue® Multipurpose RTV Silicone Gasket Maker; Ultra Grey® Rigid High-Torque RTV Silicone Gasket Maker
ColorBlack; Blue; Grey
Capacity Volume3.35 oz; 3.5 oz; 13 oz
Min Temperature-65° F
Max Temperature500° F
ResistanceAging; Auto and Shop Fluids; Oil; Thermal Cycling; Vibration; Weather; Cooling and Shop Fluids; Oils; Weathering
Chemical CompoundOxime Silicone Rubber
Base TypeSilicone
Gap Fill0.25 in
Hardness30 Shore A; > 45 Shore A
ApplicationsDifferential Covers; Oil Pans; Timing Gear Covers; Transmission Pans
Made in USAYes
Shipping & returns

For confirmed in-stock items, please allow 1–2 business days for order processing, followed by an additional 2–5 business days for ground shipping. The total estimated time from order placement to delivery is 3–7 business days. Regular shipping rates apply; Contractor Direct orders ship free. Most items can be returned within 30 days in new, resalable condition; respirators, filters and other hygiene items are final sale. Shipping policy · Returns policy

Permatex Sealants, Ultra Silicone RTV Gasket Makers$8.04+

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