This procurement is for 8 units of a rotary vacuum pump (NSN 4310014763121). Delivery is required to DLA Distribution San Diego within 100 days after the order is placed. The approved sources for this item are limited to four specific part numbers from manufacturer 66935. The solicitation is a Request for Quote (RFQ) available only electronically, with no hard copies or specifications provided. All responsible sources may submit a timely electronic quote for consideration.