10 BEST GASKET SEALANTS for sale in 2024 – compare between the best gasket sealants on sale.

Rank Product Rating
1
Permatex 80062 High Tack Gasket Sealant, 4 oz.
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Product Highlights
  • Reliable, fast-drying, all-purpose sealant dries to a highly tacky, non-brittle film; remains tacky indefinitely
  • Tacky paste for holding cut gaskets in place during assembly; helps seal cut gaskets
  • Resists gasoline, oil, antifreeze, axle lube, kerosene, propane and butane; sensor-safe
  • Temperature Range: -65°F to 500°F (-54°C to 260°C)

$8.88
2
Refrigeration Technologies RT201B Nylog Gasket/Thread Sealant
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Product Highlights
  • Pack of 60 Dickson authentic charts
  • For works with 6"(152mm) temperature chart recorder, KT6, 6"(152mm) temperature and humidity chart recorder, blood bank recorder, 6" temperature and humidity chart recorder
  • Package Length: 6.5"
  • Package Width: 6.5"

$19.95 $9.09
3
Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker, 3.35 oz. Tube
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Product Highlights
  • Sensor-safe, non-corrosive formula designed for superior adhesion to oily surfaces and long term durability
  • Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
  • Retains high flexibility and eliminates the need for pre-formed, pre-cut, paper, rubber or cork gaskets; OEM specified and approved for dealership warranty requirements
  • Temperature Range -65°F to 500°F (-54°C to 260°C) intermittent

$15.78 $7.39
4
Permatex 81160 High-Temp Red RTV Silicone Gasket, 3 oz
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Product Highlights
  • Formulated for hi-temp applications, or heavy-duty use
  • Replaces almost any cut gasket, and coats pre-cut gaskets to increase reliability
  • Makes reliable 'formed-in-place' gaskets that resist cracking, shrinking and migrating
  • Temperature range of -65F to 650F intermittent

$7.31
5
Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker, 3 oz. Tube
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Product Highlights
  • Most advanced, high temp RTV silicone gasket available
  • Three times more oil resistant than conventional silicones; eight times more flexible than cut gaskets
  • Sensor-safe, low odor, and non-corrosive with superior adhesion
  • Temperature range -75F to 700F intermittent

$15.78 $7.23
6
Permatex 80019 Aviation Form-A-Gasket No. 3 Sealant, 4 oz.
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Product Highlights
  • Slow-drying, non-hardening brush-top sealant
  • Resists gasoline, oil and grease
  • Approved for use in aviation as well as automotive applications
  • Suggested Applications: Close-fitting machined surfaces, sealing hoses, solid gaskets

$9.21 $8.68
7
Permatex 82194 Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker, 3.5 oz.
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Product Highlights
  • Designed specially for high-torque and high vibration applications
  • Maximum vibration resistance, with outstanding resistance to oils, cooling and shop fluids
  • OEM specified, guaranteed not to leak
  • Low odor and non-corrosive formula

$7.47 $6.51
8
Permatex 22071 Water Pump and Thermostat RTV Silicone Gasket, 0.5 oz., 0.5 Ounce
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98 Reviews
Product Highlights
  • Sensor-safe, noncorrosive RTV silicone gasket material formulated specifically for water pumps and thermostat housings
  • Highest water-glycol resistance available in an RTV silicone
  • Superior adhesion and flexibility; can be used as a gasket maker or dressing
  • Temperature Range: -65°F to 500°F (-54°C to 260°C) intermittent

$4.59
9
Permatex 85420 Permashield Fuel Resistant Gasket Dressing & Sealant, 2 oz Tube
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Product Highlights
  • Resistant to gasoline and all other automotive fluids
  • Remains flexible even at high temperatures and withstands rapid temperature changes
  • Allows for repeated disassembly and resassembly in metal to metal applications
  • Versatile and vibration resistant, this tacky formula allows for unlimited assembly time

$13.62
10
Permatex 51813 Anaerobic Gasket Maker, 50 ml Tube
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Product Highlights
  • Ideal for on-the-spot and emergency repairs, or when a conventional gasket is unavailable
  • Fills gaps up to .015" and cures to a solvent-resistant seal that will not tear or decay during service
  • Parts disassemble easily even after extended service and old gasket material can be removed in minutes with a simple putty knife
  • Suggested Applications: Water pumps, thermostat housings, transmission pans, transmission case covers, transaxle casings, o-ring replacement

$18.19 $13.03

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