Home / Repair Parts / Armstrong Parts / Armstrong 570218-004, GASKET-FLANGE 4″ Armstrong 570218-004, GASKET-FLANGE 4″$12.67 Armstrong 570218-004, GASKET-FLANGE 4" quantity Add to cart SKU: 570218-004 Category: Armstrong Parts Description Additional information Description Armstrong Part Number 570218-004, gasket,flng adapt,4″ epdm Additional information Weight 3 lbs