is this an auto mix system?

No, you have to mix it manually. I use a hand drill to attach to the end (as shown in picture) until it turns dark chocolate color uniformly. About 2 minutes time. You will need a gun to squeeze out the sealant or use the handle of a hammer the apply with a spatula.

What is the expiration date for This product

The label on mine lists a production date and an EXP date about 6 months later.

Could you advice the Expire date of the offered item?

Hello.The expiration date on this product as of today is 5/30/2015.

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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PR-1422 B2 Fuel Tank Sealant - 6 oz Kit

Product ID: 33516725

Details

Brand
PRC Desoto
Item Weight
0.27 g
Material
Polysulfide
Style
Compact
Water Resistance Level
Water

⏳Class B2 Hour Set Time

🌡️-65°F to 250°F Service Temp Range

🛠️Thixotropic Low Sag Paste

Description

🛡️ Seal your fuel tanks like a pro—because your aircraft deserves nothing less!

JET FUEL TOUGH - Retains elastomeric strength even after prolonged exposure to jet fuel and aviation gas.
ROOM TEMPERATURE CURE - Cures at ambient conditions to form a resilient, long-lasting seal on aircraft substrates.
EFFORTLESS APPLICATION - Low sag, thixotropic paste designed for smooth extrusion or spatula use—precision meets ease.
MILITARY GRADE RELIABILITY - Meets MIL-S-8802AMS-S-8802 Class B2 standards for unmatched durability.
EXTREME TEMPERATURE RESILIENCE - Operates flawlessly from freezing -65°F to scorching 250°F, with spikes up to 275°F.

PR-1422 B2 Fuel Tank Sealant is a military-spec polysulfide compound engineered for aircraft fuel tank and fuselage sealing. It withstands extreme temperatures from -65°F to 250°F, resists jet fuel degradation, and cures at room temperature into a durable, elastomeric seal. Its low sag, thixotropic formula ensures precise application, making it the trusted choice for aviation professionals.

Specifications

ASIN	B00DJBU9N0
Best Sellers Rank	#3,228,728 in Automotive ( See Top 100 in Automotive ) #406 in Automotive Sealers
Brand Name	PRC Desoto
Compatible Material	Metal
Customer Reviews	4.4 4.4 out of 5 stars (4)
Item Form	Paste
Item Weight	0.27 g
Manufacturer	PRC Desoto
Material Type	Polysulfide
Model	PR1422B2-6oz
Number of Items	8
Part Number	PR-1422B2-6oz
Style Name	Compact
Unit Count	6 Ounce
Water Resistance Level	Water Resistant

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