This procurement is for 41 units of NSN 4820008192820, a VALVE, CHECK, with delivery required 207 days after date of order. The solicitation may result in a one-year Indefinite Delivery Contract with an aggregate ceiling of $350,000, an estimated 2 orders per year, and a guaranteed minimum quantity of 6. Items will be shipped to various CONUS and OCONUS DLA Depots. This is a qualified products list (QPL) item, so only approved sources may quote. The solicitation is an RFQ available electronically, and quotes must be submitted electronically.