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The Goodman B1796632 Seal and Nut (3/8 inch) is a genuine OEM sealing assembly for the ARUF036-00A-1A air handler. This 3/8" seal-and-nut set creates a leak-tight refrigerant or condensate connection at the flowrator/line fitting, preventing refrigerant loss and maintaining system pressure integrity. Hardened or cracked seals are a common source of slow leaks — installing the correct OEM seal restores a reliable, factory-spec joint.
The genuine OEM Goodman seal is matched to the exact durometer and dimensions of the original fitting, ensuring a proper crush and long-term leak resistance. Aftermarket seals may be off-spec in thickness or material, leading to over-/under-torque and premature leaks. For sealing components, OEM is the dependable choice.
Moderate. Replacing the seal requires loosening the fitting and properly torquing the nut to spec. If the joint is on a refrigerant line, recovery and recharge by an EPA-certified technician is required. De-energize the unit before servicing.