Description
Product Overview
The Supco SU2003 is a high-performance formed-in-place gasket sealant designed for industrial and automotive sealing needs. Weighing 3.5 pounds, this product features precise dimensions of 13.9 x 2.2 x 21.4 inches, ensuring easy handling and application. It is engineered to create durable, flexible seals that withstand extreme conditions, including high temperatures, oil exposure, and chemical contact. The SU2003 model is backed by Supco’s reputation for quality, with a part number SU2003 and ASIN B00PM8XW4G, making it a trusted choice for professionals requiring reliable sealing solutions.

Usage
This formed-in-place gasket sealant is ideal for use in automotive repair shops, industrial maintenance facilities, and manufacturing environments. It is commonly applied to engines, pumps, compressors, and other machinery where traditional gaskets may not provide an adequate seal. The target audience includes mechanics, technicians, and maintenance personnel who need a product that can handle vibrations, thermal cycling, and fluid exposure. Whether for routine maintenance or emergency repairs, the SU2003 ensures a tight seal that prevents leaks and extends equipment life.
Why Choose Us
Supco’s SU2003 stands out due to its consistent formulation and proven performance in demanding applications. Unlike many generic sealants, it offers superior adhesion and flexibility, reducing the risk of failure under stress. The product is manufactured to strict quality standards, ensuring each batch delivers reliable results. Additionally, its non-hardening properties allow for easy disassembly and reapplication, saving time and reducing waste. With positive customer feedback and a high rank in formed-in-place gaskets, choosing Supco means investing in a solution that prioritizes durability and user satisfaction.
Key Features
- Creates strong, flexible seals that resist heat, oil, and chemicals
- Easy to apply with no batteries or special tools required
- Non-hardening formula allows for simple disassembly and reuse
- Ideal for automotive and industrial applications, ensuring versatility
- Backed by Supco’s reliable brand and positive customer reviews
FAQ
What surfaces can the SU2003 sealant be used on?
It is suitable for metal, plastic, and composite surfaces commonly found in engines and machinery, providing effective sealing without damaging materials.
How long does the sealant take to cure?
The sealant sets quickly upon application, forming a durable seal within minutes, though full cure time may vary based on temperature and humidity.
Is this product safe for use in high-temperature environments?
Yes, it is designed to withstand high temperatures, making it ideal for automotive engines and industrial equipment exposed to heat.
Can the SU2003 be used for outdoor applications?
It performs well in outdoor settings, resisting weather elements, but for prolonged exposure, ensure proper application and check manufacturer guidelines.
Does it require any special preparation before use?
Surfaces should be clean, dry, and free of old sealant or debris for optimal adhesion; no additional primers or tools are needed.




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