Item: Valve, Check. NSN: 4820-01-329-1661. MFR P/N: CBCG LCN. Quantity: 28 each. Option: None. FOB point: Origin. This is a Sole Source procurement. The offer due date is 30 Apr 01 (See Solicitation for confirmation). To view more of Tacom's acquisitions and awards visit website http://www.tacom.army.mil/acqcen/opportunity.htm.