

The Graco 257778 Harness, Nitrogen Blanket, Single helps protect moisture-sensitive materials by maintaining a controlled nitrogen atmosphere in single-tank systems.
Designed for HFR and EFR proportioners, it provides reliable material preservation and contamination control.
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$2244The Graco 257778 Harness, Nitrogen Blanket, Single is designed for single-tank applications where maintaining a dry, controlled atmosphere is essential. It helps protect moisture-sensitive materials from contamination and moisture absorption by supplying a regulated nitrogen blanket over the material surface.
This harness assembly is commonly used with HFR and EFR proportioning systems, as well as heated tank feed systems handling polyurethane, epoxy, and other sensitive materials. The kit includes the components required for a reliable single-tank nitrogen supply setup.
| Component | Function |
|---|---|
| Nitrogen Regulator | Controls nitrogen pressure supplied to the tank. |
| 10 ft Nylon Hose | Transfers nitrogen from the regulator to the tank assembly. |
| Couplers and Adapters | Provide secure system connections. |
| Brass Fittings | Ensure reliable and leak-resistant performance. |
| Ferrules and Nuts | Support hose installation and sealing. |
| Thread Sealant | Helps create leak-free threaded connections. |
| 90° Street Elbow | Allows convenient hose routing. |
The Graco 257778 Harness, Nitrogen Blanket, Single is used in industrial fluid handling systems that require material protection during storage and processing. It is particularly beneficial when working with products that are sensitive to humidity and oxygen exposure.
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