Home / Repair Parts / Armstrong Parts / Armstrong 426401-004, GASKET NITRILE 10″ Armstrong 426401-004, GASKET NITRILE 10″$52.90 Armstrong 426401-004, GASKET NITRILE 10" quantity Add to cart SKU: 426401-004 Category: Armstrong Parts Description Additional information Description Armstrong Part Number 426401-004, gasket-casing f-nitrile 10″ Additional information Weight 3 lbs