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Thread Lock
  1. Home
  2. Automotive
  3. Car Care
  4. Fillers, Adhesives & Sealants
  5. Sealants
  6. Thread Lock
  7. Permatex Red Thread…
Permatex

Permatex Red Thread Sealant with PTFE 473ml (16 Fl. Oz.) | High-Temperature Pipe Fitting Sealant

4.8
(2,226 Ratings)
Permatex Red Thread Sealant with PTFE 473ml (16 Fl. Oz.) | High-Temperature Pipe Fitting Sealant - main product image
All-inclusive price — duties & taxes paid, no customs charges at delivery
₹3,550₹4,220

You save ₹670 (16%)

16% off the seller list price

Qty
100+ bought across the US last month
Permatex Red Thread Sealant with PTFE 473ml (16 Fl. Oz.) | High-Temperature Pipe Fitting Sealant — No Color / 1 Fl. Oz.
No Color / 1 Fl. Oz.
₹1,780
₹1,850
In Stock
Permatex Red Thread Sealant with PTFE 473ml (16 Fl. Oz.) | High-Temperature Pipe Fitting Sealant — White
White
₹3,550
₹4,220
In Stock
Permatex Red Thread Sealant with PTFE 473ml (16 Fl. Oz.) | High-Temperature Pipe Fitting Sealant — White / 4 Fl. Oz.
White / 4 Fl. Oz.
₹3,940
₹4,750
In Stock

Estimated doorstep delivery by 29 Oct - 31 Oct from USA

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Seal Critical Automotive Fittings Reliably

About this item

Permatex Red Thread Sealant with PTFE (473ml / 16 Fl. Oz.) is engineered for demanding automotive applications, providing a robust seal for air, oil, diesel fuel, and hydraulic systems. Unlike traditional tapes, this sealant remains pliable across a wide temperature range of -18°C to 150°C (-0.4°F to 302°F), ensuring consistent performance even in extreme Indian weather. It effectively resists common shop fluids, making it a dependable choice for air conditioning, temperature sending, and hydraulic fittings.

This thread sealant utilizes Polytetrafluoroethylene (PTFE) to create a leak-proof barrier, preventing pressure loss and fluid seepage. Its formula is designed to outlast and outperform standard pipe dopes and tapes, offering a more secure and durable seal for critical automotive components. The 16 oz size ensures ample product for multiple applications, providing excellent value for mechanics and DIY enthusiasts alike.

For Indian customers, this USA-imported Permatex sealant offers a premium solution for vehicle maintenance. All customs duties and GST are included in the listed price, with delivery via ExpressBox tracked shipping. Ensure your vehicle's fittings are protected with a sealant trusted globally for its effectiveness and durability.

Key Features

  • Flash point: 24.0 degrees_celsius

Why choose this product

Engineered for Extreme Conditions

Permatex Thread Sealant with PTFE is formulated to excel where standard sealants fail. Its Polytetrafluoroethylene (PTFE) content provides exceptional lubricity and sealing power, ensuring a leak-proof bond that withstands significant pressure and vibration. This USA-imported formula is tested to remain pliable across a broad temperature spectrum, from the chill of early mornings to the heat of Indian afternoons, making it a reliable choice for critical automotive and hydraulic systems. Unlike generic alternatives, it offers consistent performance and durability, backed by decades of Permatex innovation in chemical sealing technology.

Ideal for Automotive & Hydraulic Systems

This sealant is perfect for sealing air conditioning fittings, temperature sending units, and hydraulic lines. It's best suited for applications requiring resistance to engine oil, diesel fuel, and coolant. Those working on older vehicles or requiring a robust seal for high-pressure systems will find it invaluable. However, it is not recommended for use on plastic pipes or where extreme chemical resistance to solvents like acetone is needed; for such cases, consult specialized sealants.

How to use

  • Prepare the Threads — Clean all threads thoroughly with a wire brush and degreaser to remove old sealant, dirt, and oil. Ensure threads are completely dry before application for optimal adhesion.
  • Apply the Sealant — Apply a continuous bead of Permatex Red Thread Sealant with PTFE directly onto the male threads, starting two threads back from the end. Avoid applying to the first two threads to prevent excess sealant from entering the system.
  • Assemble and Tighten — Assemble the fitting hand-tight, then tighten an additional 1/4 to 1-1/2 turns using a wrench. Allow the sealant to cure fully as per manufacturer guidelines before exposing it to system pressure or fluids.

Example scenarios

Typical situations where Permatex Red Thread Sealant with PTFE 473ml (16 Fl. Oz.) | High-Temperature Pipe Fitting Sealant helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

Sealing a leaky hydraulic line on a tractor operating in rural Maharashtra during the hot season.

How this product helps

The Permatex sealant's ability to withstand up to 150°C and resist hydraulic fluids ensures a durable, leak-free seal, preventing downtime and maintaining operational efficiency under extreme heat.

2
Scenario 2
Illustrative example
Where it helps

Replacing a worn gasket on a car's oil pan in a busy Indian city with frequent stop-and-go traffic.

How this product helps

This sealant provides a reliable barrier against engine oil and resists the vibrations and temperature fluctuations common in city driving, ensuring a secure gasket seal and preventing oil leaks.

Specifications & installation

Specifications

Key IngredientPolytetrafluoroethylene (PTFE)
Flash Point24.0°C (75.2°F)
GHS ClassificationFlammable, Irritant
California Proposition 65Contains Lead, Methyl Isobutyl Ketone

Installation & usage

ApplicationSeals and resists pressure in air, oil, diesel fuel, and hydraulic systems.
Suggested ApplicationsAir conditioning fittings, temperature sending fittings, hydraulic fittings.
Temperature Range-18°C to 150°C (-0.4°F to 302°F)
Cure TimeNot specified by manufacturer; typically requires full cure before fluid exposure.
Cost per use473 ml tube at ~10 ml/application = ~47 applications: ₹75.53 per application
Shelf life after opening12 months (category default for sealants)
ContraindicationsNot for plastic pipes; avoid if sensitive to PTFE or other ingredients; ensure adequate ventilation during cure.
Allergens / common irritantsContains PTFE, Lead, Methyl Isobutyl Ketone. May cause skin/eye irritation.

How we compare

FeaturePermatex Red ThreadOthers
Sealing PerformanceOutperforms tapes and pipe dopes; seals air, oil, diesel, hydraulic systems.Local thread sealants vary; some offer basic sealing, others may not match pressure/fluid resistance.
Temperature Range-18°C to 150°C (-0.4°F to 302°F)Typical local automotive sealants range from -50°C to 120°C; higher temps may require specialized products.
Fluid ResistanceResists common shop fluids (oil, coolant, fuel).Resistance varies; some local products may degrade with prolonged exposure to certain automotive fluids.
Cost per application473 ml tube — ₹75.53 per applicationLocal 50-100 ml tubes can range from ₹200-₹500, with per-application cost varying significantly.
PTFE ContentContains PTFE for enhanced sealing and pliability.PTFE content is not always specified; many local sealants rely on different chemical bases.

Product details

SKUcjd9609
GTIN00686226806338
BrandPermatex
Product NameThread Sealant with PTFE
Model Number80633
ColorRed
Size473 ml (16 Fl. Oz.)
Item FormLiquid
Surface RecommendationPipe
Country of OriginNot stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners

About Permatex

Permatex is a leading brand in automotive chemicals, specializing in sealants, adhesives, and lubricants for vehicle maintenance and repair.

Compliance & Legal

No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging.

Customer Reviews

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FAQ, See What Others Asked

How to buy an original Permatex Thread Sealant with PTFE in India?
Purchase this Permatex Thread Sealant with PTFE from authorized US retailers and authorized brand partners exclusively through crowcrowcrow. It is imported per order, factory-sealed, and includes all customs duties and GST. Delivery is via ExpressBox tracked shipping to your Indian pincode, ensuring authenticity and a hassle-free import experience.
Is this Permatex thread sealant safe for use near engine sensors and electronics?
This specific Permatex Thread Sealant with PTFE is not explicitly labeled as 'sensor-safe' or 'low-volatility'. While it performs well in hydraulic and fuel systems, it is best to use a dedicated sensor-safe or neutral-cure sealant if direct contact with oxygen sensors or sensitive electronic components is a concern. Always check the product's specific cure type and manufacturer recommendations.
What temperature can this automotive silicone withstand?
This Permatex Thread Sealant with PTFE is rated for continuous use from -18°C to 150°C (-0.4°F to 302°F). It remains pliable at both higher and lower temperatures, making it suitable for engine bays and hydraulic systems that experience significant temperature fluctuations common in Indian driving conditions.
How does Permatex PTFE thread sealant compare to Teflon tape for plumbing?
Permatex PTFE thread sealant offers superior sealing performance by filling gaps and resisting pressure in air, oil, diesel fuel, and hydraulic systems, outperforming standard Teflon tape. It remains pliable across a wider temperature range and resists common shop fluids more effectively, providing a more durable and reliable seal for automotive applications.
What are the main applications for Permatex 80633 thread sealant?
Permatex 80633 is ideal for sealing air conditioning fittings, temperature sending fittings, and hydraulic fittings. It's designed for applications where a robust seal against pressure and common automotive fluids is required, ensuring leak-free operation in critical vehicle systems.
Does this thread sealant have a strong odor during curing?
While not explicitly stated, sealants containing PTFE and other chemical compounds can emit odors during the curing process. Ensure adequate ventilation in your workspace when applying and curing this product, especially in enclosed spaces like garages, to minimize exposure to fumes.

Frequently bought together

Permatex Red Thread Sealant with PTFE 473ml (16 Fl. Oz.) | High-Temperature Pipe Fitting Sealant

This item:

Permatex Red Thread Sealant with PTFE 473ml (16 Fl. Oz.) | High-Temperature Pipe Fitting Sealant

₹3,550

Permatex Red Thread Sealant with PTFE 473ml (16 Fl. Oz.) | High-Temperature Pipe Fitting Sealant

This item

Permatex Red Thread Sealant with PTFE 473ml (16 Fl. Oz.) | High-Temperature Pipe Fitting Sealant

₹3,550

Total price:

₹9,270

You save ₹1,550 (14%) Extra

3 items selected

3 items

₹9,270

You save ₹1,550 (14%) Extra

Product Comparison

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Spec
Price
₹3,550
₹4,220
₹3,940
₹4,750
₹1,780
₹1,850
₹5,190
₹5,240
₹17,130
₹18,050
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Rating
4.80(2,226)
4.80(2,226)
4.80(2,226)
4.80(1,046)
5.00(2)
4.50(340)
4.50(11K+)
Brand NamePermatexPermatexPermatexLoctitePermatexEagle AbrasivesRubbermaid
Item FormLiquidN/AN/AN/AN/AN/AN/A
SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹3,550₹4,220

You Save ₹670

Estimated doorstep delivery by 29 Oct - 31 Oct from USA
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You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you

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