NEW KEYSTONE 990 RESILIENT SEAT VALVE TRIM 334$150.00 Only 1 left in stock NEW KEYSTONE 990 RESILIENT SEAT VALVE TRIM 334 quantity Add to cart SKU: 192801988595 Category: Other Description Additional information Description NEW KEYSTONE 990 RESILIENT SEAT VALVE TRIM 334NEW, NO BOXB3/S40 BB Additional information Weight 15.00 lbs Brand KEYSTONE MPN 990 We Buy New and Used Surplus Inventory - Sell to Us