Permatex Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Torque And Vibration Resistant Applications, 3 oz 75191
Permatex Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Torque And Vibration Resistant Applications, 3 oz 75191
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Permatex Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Torque And Vibration Resistant Applications, 3 oz 75191

Permatex Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Torque And Vibration Resistant Applications, 3 oz 75191Permatex Ultra Grey Rigid High Torque RTV Silicone Gasket Maker 3oz 751912 pack Permatex Ultra Grey Rigid High Torque RTV Silicone Gasket Maker 3oz 75191
Pack Size:Single

Key item features

  • High Performance Formula: Ultra Grey Silicone Gasket Maker is sensor-safe and non-corrosive, providing reliable formed-in-place gaskets for mechanical assemblies.
  • Vibration Resistant: Offers maximum vibration resistance, withstanding high torque loads while creating a tough, flexible silicone rubber gasket.
  • Durable Silicone Gasket: Resists aging, weathering, and thermal cycling without hardening, shrinking, or cracking, with temperature resistance from -65F to 500F (-54C to 260C).
  • Multi-Purpose Use: Can replace pre-cut gaskets or be used as a gasket maker or gasket sealant, retaining high torque and vibration resistance.
  • Suggested Applications: Ideal for valve covers, water pump housings, intake manifold end seals, thermostat housings, timing gear covers, transmission pans, and oil pans.
  • OEM Specified: Exceeds manufacturers' performance requirements, featuring outstanding resistance to oils, cooling, and shop fluids.
  • Quick Drying: Dries tack-free in one hour and fully cures in 24 hours, ensuring a reliable seal in a short time.
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Current price is $8.44$2.81/oz
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Customer ratings & reviews

4.7 out of 5 stars
stars124 ratings36 reviews
How item rating is calculated
  1. 5 stars85% (105)
  2. 4 stars7% (9)
  3. 3 stars2% (3)
  4. 2 stars2% (2)
  5. 1 star4% (5)

Reviews summary

Pros

  • : Offers lower cost compared to similar products.

Cons

  • : Requires extended time to fully dry.
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Showing 1-3 of 36 reviews

Dec 10, 2024
WalmartCustomer
5 out of 5 stars review

Verified Purchase

I shopped around and this was the best price. Less than $8. Because I bought $99 worth of oil, they delivered it to my house. I did have to get curbside pickup on the oil, which didn't make sense. The curbside dude said it was because the Permatex had to come from a different store.

Helpful?4SCE3387EWHU602601102
May 6, 2026
anonymous
Walmart Associate
Item details
Multipack quantity: 1
5 out of 5 stars review

Verified Purchase

fast shipping and great price.

Helpful?4SCE3387EWHU602601102
Aug 16, 2025
Robert
Item details
Multipack quantity: 1
5 out of 5 stars review

Verified Purchase

use a lot on my lamanant floor repair

Helpful?4SCE3387EWHU602601102