Permatex Ultra Black Hi- Temp RTV Silicone 0.5oz.
Permatex Ultra Black Hi- Temp RTV Silicone 0.5oz.
Hero image 0 of Permatex Ultra Black Hi- Temp RTV Silicone 0.5oz., 0 of 1
Visit the Permatex Store

Permatex Ultra Black Hi- Temp RTV Silicone 0.5oz.

3.9 stars out of 12 reviews
(3.9)|
12 ratings

Key item features

  • Product Type: This product is a Permatex Ultra Black Hi-Temp RTV Silicone sealant.
  • Key Feature: It offers maximum oil resistance, making it suitable for demanding applications.
  • Temperature Rating: The sealant is designed for high-temperature environments.
  • Product Quantity: Each tube contains 0.5 ounces of the RTV silicone gasket maker.
  • Packaging Details: The item is supplied as a single piece.
  • Physical Dimensions: It measures 6.45 inches in depth, 0.85 inches in height, and 2.85 inches in width.
  • Product Weight: The sealant has a lightweight design, weighing 0.06 pounds.
Generated by AI
Current price is $7.49
Price when purchased online
  • Free shipping
  • Free 30-day returns

How do you want your item?

How do you want your item?
Columbus, 43215
Arrives by Fri, Feb 27
|
Sold and shipped by Crimp Supply
4.367298578199052 stars out of 5, based on 422 seller reviews(4.4)
Report an issue with this seller
Free 30-day returns

More seller options (3)

Starting from $7.49

About this item

Product details

Specifications

Warranty

Customer ratings & reviews

3.9 out of 5 stars
stars12 ratings9 reviews
How item rating is calculated
  1. 5 stars67% (8)
  2. 4 stars8% (1)
  3. 3 stars0% (0)
  4. 2 stars0% (0)
  5. 1 star25% (3)
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-3 of 9 reviews

Jan 23, 2026
Thenumbaonemom
Sold and shipped byIntegriMarket
5 out of 5 stars review

Verified Purchase

Seals good!

works great to seal gaskets

Incentivized Review
Helpful?2Z03T83M7XPV101831714
Jan 26, 2026
luis
Sold and shipped byJBTools
5 out of 5 stars review

Verified Purchase

Permatex Ultra Black Hi- Temp RTV Silicone 0.5oz.

the package wasnt open it worked and im going to buy 1 more if i need it

Incentivized Review
Helpful?2Z03T83M7XPV101831714
Sep 22, 2025
DR
Top Reviewer
Sold and shipped byCrimp Supply
5 out of 5 stars review

Verified Purchase

black rtv seal maker

really small tube I think it shrunk for the last one It works really good for seals.

Incentivized Review
Helpful?2Z03T83M7XPV101831714