Proposed procurement for NSN 4820013014244 VALVE,CHECK: Line 0001 Qty 25 UI EA Deliver To: W1A8 DLA DISTRIBUTION By: 0170 DAYS ADO Approved source is 11859 B1620E-4IN. The solicitation is an RFQ and w... Proposed procurement for NSN 4820013014244 VALVE,CHECK: Line 0001 Qty 25 UI EA Deliver To: W1A8 DLA DISTRIBUTION By: 0170 DAYS ADO Approved source is 11859 B1620E-4IN. The solicitation is an RFQ and will be available at the link provided in this notice. Hard copies of this solicitation are not available. Specifications, plans, or drawings are not available. All responsible sources may submit a quote which, if timely received, shall be considered. Quotes must be submitted electronically.