Proposed procurement for NSN 4820013322639 VALVE,STOP-CHECK: Line 0001 Qty 42 UI EA Deliver To: W1A8 DLA DISTRIBUTION By: 0113 DAYS ADO Approved source is 6V279 D6264251. The solicitation is an RFQ an... Proposed procurement for NSN 4820013322639 VALVE,STOP-CHECK: Line 0001 Qty 42 UI EA Deliver To: W1A8 DLA DISTRIBUTION By: 0113 DAYS ADO Approved source is 6V279 D6264251. 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.