Proposed procurement for NSN 4820013104255 VALVE,CHECK: Line 0001 Qty 5 UI EA Deliver To: W1A8 DLA DISTRIBUTION By: 0147 DAYS ADO Approved source is 11859 WSC-43F4. The solicitation is an RFQ and will... Proposed procurement for NSN 4820013104255 VALVE,CHECK: Line 0001 Qty 5 UI EA Deliver To: W1A8 DLA DISTRIBUTION By: 0147 DAYS ADO Approved source is 11859 WSC-43F4. 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.