Home / Repair Parts / Armstrong Parts / Armstrong 426401-006, GASKET NITRILE 11.5″ Armstrong 426401-006, GASKET NITRILE 11.5″$65.02 Armstrong 426401-006, GASKET NITRILE 11.5" quantity Add to cart SKU: 426401-006 Category: Armstrong Parts Description Additional information Description Armstrong Part Number 426401-006, gasket-casing f-nitrile 11.5″ Additional information Weight 3 lbs