This is a procurement for 82 units of a specific quick-disconnect coupling half, which must be delivered to the Defense Logistics Agency in San Joaquin within 167 days after receipt of order. The item is controlled by a source-controlled drawing, and the approved source is part number 51245-1 from manufacturer code 21392. All items must meet the requirements of that drawing, and digitized drawings and specifications are available electronically. Quotes must be submitted electronically.