Gas Valve Hex Jam Nut for sizes 1-15 Gallon

that range is exactly what this part is built for. The AI-S-305 is made by Accumulators Inc specifically for their accumulators in the 1 to 15 gallon capacity range, so if your unit falls in there, you're in good shape. It also cross-references under part numbers C1CH73, MI-06659340, and MINO-07254X94145 if you need to match it against an old parts list or purchase order.

Yes, this gas valve hex jam nut is specifically designed for Accumulators Inc accumulators ranging from 1 to 15 gallons in capacity.